AMD Phenom II X4 965 testing with a MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS) and MSI NVIDIA GeForce GTX 650 Ti 1GB on ManjaroLinux 21.0.4 via the Phoronix Test Suite.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 2105191-HA-2105120HA73
Kernel LLVM
AMD Phenom II X4 965 testing with a MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS) and MSI NVIDIA GeForce GTX 650 Ti 1GB on ManjaroLinux 21.0.4 via the Phoronix Test Suite.
Kernel LLVM:
Processor: AMD Phenom II X4 965 @ 3.30GHz (4 Cores), Motherboard: MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS), Chipset: AMD RD890 PCI-e GFX Hydra part, Memory: 16GB, Disk: 116GB Samsung SSD 840 + 200GB Seagate ST3200822AS, Graphics: MSI NVIDIA GeForce GTX 650 Ti 1GB, Audio: Realtek ALC892, Network: Realtek RTL8111/8168/8411
OS: ManjaroLinux 21.0.4, Kernel: 5.12.2-153-tkg-pds-llvm (x86_64), Desktop: KDE Plasma 5.21.4, Display Server: X Server 1.20.11, Display Driver: NVIDIA 465.27, OpenGL: 4.6.0, Vulkan: 1.2.168, Compiler: GCC 10.2.0 + Clang 13.0.0, File-System: btrfs, Screen Resolution: 1920x1080
Kernel GCC:
Processor: AMD Phenom II X4 965 @ 3.30GHz (4 Cores), Motherboard: MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS), Chipset: AMD RD890 PCI-e GFX Hydra part, Memory: 16GB, Disk: 116GB Samsung SSD 840 + 200GB Seagate ST3200822AS, Graphics: MSI NVIDIA GeForce GTX 650 Ti 1GB, Audio: Realtek ALC892, Network: Realtek RTL8111/8168/8411
OS: ManjaroLinux 21.0.4, Kernel: 5.12.2-153-tkg-pds (x86_64), Desktop: KDE Plasma 5.21.4, Display Server: X Server 1.20.11, Display Driver: NVIDIA 465.27, OpenGL: 4.6.0, Vulkan: 1.2.168, Compiler: GCC 10.2.0 + Clang 13.0.0, File-System: btrfs, Screen Resolution: 1920x1080
Kernel LLVM 11.1:
Processor: AMD Phenom II X4 965 @ 3.30GHz (4 Cores), Motherboard: MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS), Chipset: AMD RD890 PCI-e GFX Hydra part, Memory: 16GB, Disk: 116GB Samsung SSD 840 + 200GB Seagate ST3200822AS, Graphics: MSI NVIDIA GeForce GTX 650 Ti 1GB, Audio: Realtek ALC892, Network: Realtek RTL8111/8168/8411
OS: ManjaroLinux 21.0.4, Kernel: 5.12.2-153-tkg-pds-llvm (x86_64), Desktop: KDE Plasma 5.21.4, Display Server: X Server 1.20.11, Display Driver: NVIDIA 465.27, OpenGL: 4.6.0, Vulkan: 1.2.168, Compiler: GCC 10.2.0 + Clang 11.1.0 + LLVM 11.1.0, File-System: btrfs, Screen Resolution: 1920x1080
Kernel GCC 11.1.1:
Processor: AMD Phenom II X4 965 @ 3.30GHz (4 Cores), Motherboard: MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS), Chipset: AMD RD890 PCI-e GFX Hydra part, Memory: 16GB, Disk: 116GB Samsung SSD 840 + 200GB Seagate ST3200822AS, Graphics: MSI NVIDIA GeForce GTX 650 Ti 1GB, Audio: Realtek ALC892, Network: Realtek RTL8111/8168/8411
OS: ManjaroLinux 21.0.4, Kernel: 5.12.2-154-tkg-pds (x86_64), Desktop: KDE Plasma 5.21.4, Display Server: X Server 1.20.11, Display Driver: NVIDIA 465.27, OpenGL: 4.6.0, Vulkan: 1.2.168, Compiler: GCC 10.2.0 + Clang 11.1.0 + LLVM 11.1.0, File-System: btrfs, Screen Resolution: 1920x1080
Kernel GCC second:
Processor: AMD Phenom II X4 965 @ 3.30GHz (4 Cores), Motherboard: MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS), Chipset: AMD RD890 PCI-e GFX Hydra part, Memory: 16GB, Disk: 116GB Samsung SSD 840 + 200GB Seagate ST3200822AS, Graphics: MSI NVIDIA GeForce GTX 650 Ti 1GB, Audio: Realtek ALC892, Network: Realtek RTL8111/8168/8411
OS: ManjaroLinux 21.0.4, Kernel: 5.12.4-156-tkg-pds (x86_64), Desktop: KDE Plasma 5.21.4, Display Server: X Server 1.20.11, Display Driver: NVIDIA 465.27, OpenGL: 4.6.0, Vulkan: 1.2.168, Compiler: GCC 10.2.0 + Clang 11.1.0 + LLVM 11.1.0, File-System: btrfs, Screen Resolution: 1920x1080
Kernel GCC -O2:
Processor: AMD Phenom II X4 965 @ 3.30GHz (4 Cores), Motherboard: MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS), Chipset: AMD RD890 PCI-e GFX Hydra part, Memory: 16GB, Disk: 116GB Samsung SSD 840 + 200GB Seagate ST3200822AS, Graphics: MSI NVIDIA GeForce GTX 650 Ti 1GB, Audio: Realtek ALC892, Network: Realtek RTL8111/8168/8411
OS: ManjaroLinux 21.0.4, Kernel: 5.12.4-157-tkg-pds (x86_64), Desktop: KDE Plasma 5.21.4, Display Server: X Server 1.20.11, Display Driver: NVIDIA 465.27, OpenGL: 4.6.0, Vulkan: 1.2.168, Compiler: GCC 10.2.0 + Clang 11.1.0 + LLVM 11.1.0, File-System: btrfs, Screen Resolution: 1920x1080
Hackbench
Count: 32 - Type: Process
Seconds < Lower Is Better
Kernel LLVM ....... 369.55 |===================================================
Kernel GCC ........ 317.41 |============================================
Kernel LLVM 11.1 .. 349.94 |================================================
Kernel GCC 11.1.1 . 351.33 |================================================
Kernel GCC second . 313.24 |===========================================
Kernel GCC -O2 .... 335.23 |==============================================
WireGuard + Linux Networking Stack Stress Test
Seconds < Lower Is Better
Kernel LLVM ....... 550.07 |===================================================
Kernel GCC ........ 513.19 |===============================================
Kernel LLVM 11.1 .. 555.20 |===================================================
Kernel GCC 11.1.1 . 546.30 |==================================================
Kernel GCC second . 518.70 |================================================
Kernel GCC -O2 .... 544.24 |==================================================
Hackbench
Count: 16 - Type: Thread
Seconds < Lower Is Better
Kernel LLVM ....... 168.26 |=================================================
Kernel GCC ........ 153.61 |============================================
Kernel LLVM 11.1 .. 176.70 |===================================================
Kernel GCC 11.1.1 . 152.80 |============================================
Kernel GCC second . 149.86 |===========================================
Kernel GCC -O2 .... 154.98 |=============================================
Tinymembench 2018-05-28
Standard Memset
MB/s > Higher Is Better
Kernel LLVM ....... 5702.3 |===================================================
Kernel GCC ........ 5691.5 |===================================================
Kernel LLVM 11.1 .. 5677.3 |===================================================
Kernel GCC 11.1.1 . 5662.7 |===================================================
Kernel GCC second . 5667.0 |===================================================
Kernel GCC -O2 .... 5687.4 |===================================================
Tinymembench 2018-05-28
Standard Memcpy
MB/s > Higher Is Better
Kernel LLVM ....... 5825.3 |===================================================
Kernel GCC ........ 5826.1 |===================================================
Kernel LLVM 11.1 .. 5809.3 |===================================================
Kernel GCC 11.1.1 . 5810.2 |===================================================
Kernel GCC second . 5825.9 |===================================================
Kernel GCC -O2 .... 5800.1 |===================================================
Hackbench
Count: 8 - Type: Thread
Seconds < Lower Is Better
Kernel LLVM ....... 88.29 |====================================================
Kernel GCC ........ 77.88 |==============================================
Kernel LLVM 11.1 .. 88.56 |====================================================
Kernel GCC 11.1.1 . 77.03 |=============================================
Kernel GCC second . 74.73 |============================================
Kernel GCC -O2 .... 78.03 |==============================================
BenchmarkMutex
Benchmark: Mutex Lock Unlock spinlock
ns < Lower Is Better
Kernel LLVM ....... 42.9 |=====================================================
Kernel GCC ........ 42.5 |=====================================================
Kernel LLVM 11.1 .. 42.5 |=====================================================
Kernel GCC 11.1.1 . 42.8 |=====================================================
Kernel GCC second . 42.8 |=====================================================
Kernel GCC -O2 .... 42.5 |=====================================================
Hackbench
Count: 16 - Type: Process
Seconds < Lower Is Better
Kernel LLVM ....... 159.75 |===================================================
Kernel GCC ........ 144.75 |==============================================
Kernel LLVM 11.1 .. 161.29 |===================================================
Kernel GCC 11.1.1 . 143.68 |=============================================
Kernel GCC second . 146.17 |==============================================
Kernel GCC -O2 .... 145.82 |==============================================
Facebook RocksDB 6.3.6
Test: Read While Writing
Op/s > Higher Is Better
Kernel LLVM ....... 244439 |==================================================
Kernel GCC ........ 239799 |=================================================
Kernel LLVM 11.1 .. 247556 |===================================================
Kernel GCC 11.1.1 . 236996 |=================================================
Kernel GCC second . 230917 |================================================
Kernel GCC -O2 .... 245522 |===================================================
pmbench
Concurrent Worker Threads: 1 - Read-Write Ratio: 100% Reads
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.0623 |================================================
Kernel GCC ........ 0.0632 |=================================================
Kernel LLVM 11.1 .. 0.0641 |==================================================
Kernel GCC 11.1.1 . 0.0633 |=================================================
Kernel GCC second . 0.0644 |==================================================
Kernel GCC -O2 .... 0.0660 |===================================================
SQLite Speedtest 3.30
Timed Time - Size 1,000
Seconds < Lower Is Better
Kernel LLVM ....... 132.19 |===================================================
Kernel GCC ........ 125.96 |=================================================
Kernel LLVM 11.1 .. 131.72 |===================================================
Kernel GCC 11.1.1 . 129.84 |==================================================
Kernel GCC second . 126.64 |=================================================
Kernel GCC -O2 .... 126.87 |=================================================
Stress-NG 0.11.07
Test: MMAP
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 12.45 |================================================
Kernel GCC ........ 13.13 |===================================================
Kernel LLVM 11.1 .. 12.71 |=================================================
Kernel GCC 11.1.1 . 12.43 |================================================
Kernel GCC second . 13.45 |====================================================
Kernel GCC -O2 .... 12.77 |=================================================
pmbench
Concurrent Worker Threads: 2 - Read-Write Ratio: 100% Reads
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.0640 |==================================================
Kernel GCC ........ 0.0637 |==================================================
Kernel LLVM 11.1 .. 0.0645 |===================================================
Kernel GCC 11.1.1 . 0.0638 |==================================================
Kernel GCC second . 0.0643 |===================================================
Kernel GCC -O2 .... 0.0649 |===================================================
MBW 2018-09-08
Test: Memory Copy, Fixed Block Size - Array Size: 4096 MiB
MiB/s > Higher Is Better
Kernel LLVM ....... 3600.37 |================================================
Kernel GCC ........ 3722.11 |==================================================
Kernel LLVM 11.1 .. 3689.69 |==================================================
Kernel GCC 11.1.1 . 3689.90 |==================================================
Kernel GCC second . 3706.98 |==================================================
Kernel GCC -O2 .... 3703.68 |==================================================
pmbench
Concurrent Worker Threads: 4 - Read-Write Ratio: 80% Reads 20% Writes
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.1240 |===============================================
Kernel GCC ........ 0.1235 |==============================================
Kernel LLVM 11.1 .. 0.1234 |==============================================
Kernel GCC 11.1.1 . 0.1360 |===================================================
Kernel GCC second . 0.1254 |===============================================
Kernel GCC -O2 .... 0.1239 |==============================================
pmbench
Concurrent Worker Threads: 4 - Read-Write Ratio: 100% Reads
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.0655 |==================================================
Kernel GCC ........ 0.0649 |=================================================
Kernel LLVM 11.1 .. 0.0672 |===================================================
Kernel GCC 11.1.1 . 0.0648 |=================================================
Kernel GCC second . 0.0639 |================================================
Kernel GCC -O2 .... 0.0669 |===================================================
Stress-NG 0.11.07
Test: CPU Cache
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 6.84 |====================================================
Kernel GCC ........ 6.90 |====================================================
Kernel LLVM 11.1 .. 6.69 |===================================================
Kernel GCC 11.1.1 . 6.88 |====================================================
Kernel GCC second . 6.93 |=====================================================
Kernel GCC -O2 .... 6.97 |=====================================================
Stress-NG 0.11.07
Test: Semaphores
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 1229760.03 |===========================================
Kernel GCC ........ 1277296.32 |============================================
Kernel LLVM 11.1 .. 1274218.42 |============================================
Kernel GCC 11.1.1 . 1197368.79 |=========================================
Kernel GCC second . 1359932.39 |===============================================
Kernel GCC -O2 .... 1198806.70 |=========================================
Schbench
Message Threads: 8 - Workers Per Message Thread: 4
usec, 99.9th Latency Percentile < Lower Is Better
Kernel LLVM ....... 33519 |====================================================
Kernel GCC ........ 28597 |============================================
Kernel LLVM 11.1 .. 28747 |=============================================
Kernel GCC 11.1.1 . 29393 |==============================================
Kernel GCC second . 33348 |====================================================
Kernel GCC -O2 .... 28128 |============================================
MBW 2018-09-08
Test: Memory Copy - Array Size: 4096 MiB
MiB/s > Higher Is Better
Kernel LLVM ....... 5105.87 |================================================
Kernel GCC ........ 5267.71 |==================================================
Kernel LLVM 11.1 .. 5240.10 |==================================================
Kernel GCC 11.1.1 . 5241.74 |==================================================
Kernel GCC second . 5247.69 |==================================================
Kernel GCC -O2 .... 5250.56 |==================================================
Hackbench
Count: 8 - Type: Process
Seconds < Lower Is Better
Kernel LLVM ....... 79.20 |==================================================
Kernel GCC ........ 72.84 |==============================================
Kernel LLVM 11.1 .. 81.68 |====================================================
Kernel GCC 11.1.1 . 72.16 |==============================================
Kernel GCC second . 71.11 |=============================================
Kernel GCC -O2 .... 72.38 |==============================================
pmbench
Concurrent Worker Threads: 1 - Read-Write Ratio: 80% Reads 20% Writes
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.1175 |=================================================
Kernel GCC ........ 0.1159 |================================================
Kernel LLVM 11.1 .. 0.1194 |==================================================
Kernel GCC 11.1.1 . 0.1221 |===================================================
Kernel GCC second . 0.1176 |=================================================
Kernel GCC -O2 .... 0.1179 |=================================================
BenchmarkMutex
Benchmark: Mutex Lock Unlock pthread_mutex
ns < Lower Is Better
Kernel LLVM ....... 21.3 |=====================================================
Kernel GCC ........ 21.3 |=====================================================
Kernel LLVM 11.1 .. 21.3 |=====================================================
Kernel GCC 11.1.1 . 21.3 |=====================================================
Kernel GCC second . 21.5 |=====================================================
Kernel GCC -O2 .... 21.3 |=====================================================
pmbench
Concurrent Worker Threads: 4 - Read-Write Ratio: 50%
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.1191 |=================================================
Kernel GCC ........ 0.1206 |==================================================
Kernel LLVM 11.1 .. 0.1231 |===================================================
Kernel GCC 11.1.1 . 0.1218 |==================================================
Kernel GCC second . 0.1206 |==================================================
Kernel GCC -O2 .... 0.1237 |===================================================
PostMark 1.51
Disk Transaction Performance
TPS > Higher Is Better
Kernel LLVM ....... 3713 |==================================================
Kernel GCC ........ 3866 |====================================================
Kernel LLVM 11.1 .. 3713 |==================================================
Kernel GCC 11.1.1 . 3886 |=====================================================
Kernel GCC second . 3906 |=====================================================
Kernel GCC -O2 .... 3866 |====================================================
pmbench
Concurrent Worker Threads: 2 - Read-Write Ratio: 50%
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.1161 |=================================================
Kernel GCC ........ 0.1176 |==================================================
Kernel LLVM 11.1 .. 0.1182 |==================================================
Kernel GCC 11.1.1 . 0.1201 |===================================================
Kernel GCC second . 0.1161 |=================================================
Kernel GCC -O2 .... 0.1196 |===================================================
pmbench
Concurrent Worker Threads: 2 - Read-Write Ratio: 100% Writes
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.1065 |==================================================
Kernel GCC ........ 0.1059 |==================================================
Kernel LLVM 11.1 .. 0.1085 |===================================================
Kernel GCC 11.1.1 . 0.1084 |===================================================
Kernel GCC second . 0.1064 |==================================================
Kernel GCC -O2 .... 0.1085 |===================================================
perf-bench
Benchmark: Memcpy 1MB
GB/sec > Higher Is Better
Kernel LLVM ....... 5.969103 |=================================================
Kernel GCC ........ 5.913378 |=================================================
Kernel LLVM 11.1 .. 5.954150 |=================================================
Kernel GCC 11.1.1 . 5.927645 |=================================================
Kernel GCC second . 5.906471 |================================================
Kernel GCC -O2 .... 5.890760 |================================================
Stress-NG 0.11.07
Test: System V Message Passing
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 4225731.83 |===========================================
Kernel GCC ........ 4626477.31 |===============================================
Kernel LLVM 11.1 .. 4244091.68 |===========================================
Kernel GCC 11.1.1 . 4546211.15 |==============================================
Kernel GCC second . 4499326.25 |==============================================
Kernel GCC -O2 .... 4464126.75 |=============================================
pmbench
Concurrent Worker Threads: 2 - Read-Write Ratio: 80% Reads 20% Writes
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.1200 |==================================================
Kernel GCC ........ 0.1209 |===================================================
Kernel LLVM 11.1 .. 0.1218 |===================================================
Kernel GCC 11.1.1 . 0.1218 |===================================================
Kernel GCC second . 0.1217 |===================================================
Kernel GCC -O2 .... 0.1191 |==================================================
pmbench
Concurrent Worker Threads: 1 - Read-Write Ratio: 50%
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.1128 |=================================================
Kernel GCC ........ 0.1135 |==================================================
Kernel LLVM 11.1 .. 0.1138 |==================================================
Kernel GCC 11.1.1 . 0.1142 |==================================================
Kernel GCC second . 0.1155 |==================================================
Kernel GCC -O2 .... 0.1168 |===================================================
pmbench
Concurrent Worker Threads: 1 - Read-Write Ratio: 100% Writes
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.1038 |==================================================
Kernel GCC ........ 0.1032 |=================================================
Kernel LLVM 11.1 .. 0.1049 |==================================================
Kernel GCC 11.1.1 . 0.1065 |===================================================
Kernel GCC second . 0.1051 |==================================================
Kernel GCC -O2 .... 0.1063 |===================================================
pmbench
Concurrent Worker Threads: 4 - Read-Write Ratio: 100% Writes
us - Average Page Latency < Lower Is Better
Kernel LLVM ....... 0.1132 |=================================================
Kernel GCC ........ 0.1129 |=================================================
Kernel LLVM 11.1 .. 0.1145 |==================================================
Kernel GCC 11.1.1 . 0.1153 |==================================================
Kernel GCC second . 0.1131 |=================================================
Kernel GCC -O2 .... 0.1171 |===================================================
Facebook RocksDB 6.3.6
Test: Random Fill
Op/s > Higher Is Better
Kernel LLVM ....... 452057 |==================================================
Kernel GCC ........ 458917 |===================================================
Kernel LLVM 11.1 .. 449078 |==================================================
Kernel GCC 11.1.1 . 371696 |=========================================
Kernel GCC second . 416861 |==============================================
Kernel GCC -O2 .... 437244 |=================================================
Facebook RocksDB 6.3.6
Test: Random Fill Sync
Op/s > Higher Is Better
Kernel LLVM ....... 490063 |==================================================
Kernel GCC ........ 499640 |===================================================
Kernel LLVM 11.1 .. 490666 |==================================================
Kernel GCC 11.1.1 . 418203 |===========================================
Kernel GCC second . 456565 |===============================================
Kernel GCC -O2 .... 482867 |=================================================
Facebook RocksDB 6.3.6
Test: Random Read
Op/s > Higher Is Better
Kernel LLVM ....... 13123433 |================================================
Kernel GCC ........ 13347834 |=================================================
Kernel LLVM 11.1 .. 13283954 |=================================================
Kernel GCC 11.1.1 . 12925885 |===============================================
Kernel GCC second . 12068951 |============================================
Kernel GCC -O2 .... 13384934 |=================================================
Apache Benchmark 2.4.29
Static Web Page Serving
Requests Per Second > Higher Is Better
Kernel LLVM ....... 16754.67 |=============================================
Kernel GCC ........ 18155.45 |=================================================
Kernel LLVM 11.1 .. 16830.43 |=============================================
Kernel GCC 11.1.1 . 17756.27 |================================================
Kernel GCC second . 17323.23 |===============================================
Kernel GCC -O2 .... 17978.08 |=================================================
BenchmarkMutex
Benchmark: Shared Mutex Lock Shared
ns < Lower Is Better
Kernel LLVM ....... 31.9 |=====================================================
Kernel GCC ........ 31.6 |====================================================
Kernel LLVM 11.1 .. 31.9 |=====================================================
Kernel GCC 11.1.1 . 32.2 |=====================================================
Kernel GCC second . 31.6 |====================================================
Kernel GCC -O2 .... 31.6 |====================================================
perf-bench
Benchmark: Memset 1MB
GB/sec > Higher Is Better
Kernel LLVM ....... 12.03 |====================================================
Kernel GCC ........ 12.00 |====================================================
Kernel LLVM 11.1 .. 12.02 |====================================================
Kernel GCC 11.1.1 . 11.56 |==================================================
Kernel GCC second . 12.11 |====================================================
Kernel GCC -O2 .... 12.03 |====================================================
BenchmarkMutex
Benchmark: Mutex Lock Unlock spinlock_amd
ns < Lower Is Better
Kernel LLVM ....... 46.9 |=====================================================
Kernel GCC ........ 46.6 |=====================================================
Kernel LLVM 11.1 .. 46.7 |=====================================================
Kernel GCC 11.1.1 . 46.8 |=====================================================
Kernel GCC second . 46.7 |=====================================================
Kernel GCC -O2 .... 46.7 |=====================================================
Stress-NG 0.11.07
Test: Glibc Qsort Data Sorting
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 36.82 |====================================================
Kernel GCC ........ 36.74 |====================================================
Kernel LLVM 11.1 .. 36.44 |===================================================
Kernel GCC 11.1.1 . 36.56 |====================================================
Kernel GCC second . 34.96 |=================================================
Kernel GCC -O2 .... 36.40 |===================================================
PostgreSQL pgbench 13.0
Scaling Factor: 100 - Clients: 1 - Mode: Read Only - Average Latency
ms < Lower Is Better
Kernel LLVM . 0.050 |==========================================================
PostgreSQL pgbench 13.0
Scaling Factor: 100 - Clients: 1 - Mode: Read Only
TPS > Higher Is Better
Kernel LLVM . 19914 |==========================================================
perf-bench
Benchmark: Futex Lock-Pi
ops/sec > Higher Is Better
Kernel LLVM ....... 9738 |===========
Kernel GCC ........ 13155 |===============
Kernel LLVM 11.1 .. 13043 |===============
Kernel GCC 11.1.1 . 46045 |====================================================
Kernel GCC second . 13819 |================
Kernel GCC -O2 .... 14193 |================
Hackbench
Count: 4 - Type: Thread
Seconds < Lower Is Better
Kernel LLVM ....... 44.10 |====================================================
Kernel GCC ........ 39.90 |===============================================
Kernel LLVM 11.1 .. 44.30 |====================================================
Kernel GCC 11.1.1 . 40.06 |===============================================
Kernel GCC second . 39.24 |==============================================
Kernel GCC -O2 .... 40.32 |===============================================
BenchmarkMutex
Benchmark: Mutex Lock Unlock std::mutex
ns < Lower Is Better
Kernel LLVM ....... 35.0 |=====================================================
Kernel GCC ........ 34.7 |=====================================================
Kernel LLVM 11.1 .. 35.0 |=====================================================
Kernel GCC 11.1.1 . 34.7 |=====================================================
Kernel GCC second . 34.8 |=====================================================
Kernel GCC -O2 .... 34.9 |=====================================================
Hackbench
Count: 4 - Type: Process
Seconds < Lower Is Better
Kernel LLVM ....... 40.36 |===================================================
Kernel GCC ........ 37.05 |===============================================
Kernel LLVM 11.1 .. 41.26 |====================================================
Kernel GCC 11.1.1 . 37.34 |===============================================
Kernel GCC second . 36.51 |==============================================
Kernel GCC -O2 .... 37.02 |===============================================
Stress-NG 0.11.07
Test: SENDFILE
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 53687.47 |=============================================
Kernel GCC ........ 55850.50 |===============================================
Kernel LLVM 11.1 .. 54398.51 |=============================================
Kernel GCC 11.1.1 . 58610.15 |=================================================
Kernel GCC second . 56226.78 |===============================================
Kernel GCC -O2 .... 54086.78 |=============================================
Hackbench
Count: 2 - Type: Process
Seconds < Lower Is Better
Kernel LLVM ....... 20.91 |====================================================
Kernel GCC ........ 19.35 |================================================
Kernel LLVM 11.1 .. 20.89 |====================================================
Kernel GCC 11.1.1 . 19.70 |=================================================
Kernel GCC second . 19.25 |================================================
Kernel GCC -O2 .... 19.57 |=================================================
t-test1 2017-01-13
Threads: 1
Seconds < Lower Is Better
Kernel LLVM ....... 32.00 |===================================================
Kernel GCC ........ 31.27 |==================================================
Kernel LLVM 11.1 .. 32.66 |====================================================
Kernel GCC 11.1.1 . 32.39 |====================================================
Kernel GCC second . 31.71 |==================================================
Kernel GCC -O2 .... 31.89 |===================================================
Stress-NG 0.11.07
Test: Context Switching
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 548376.44 |=============================================
Kernel GCC ........ 530566.53 |============================================
Kernel LLVM 11.1 .. 574464.00 |===============================================
Kernel GCC 11.1.1 . 580896.52 |================================================
Kernel GCC second . 577601.31 |================================================
Kernel GCC -O2 .... 550134.82 |=============================================
perf-bench
Benchmark: Epoll Wait
ops/sec > Higher Is Better
Kernel LLVM ....... 365409 |============================================
Kernel GCC ........ 394078 |================================================
Kernel LLVM 11.1 .. 375558 |==============================================
Kernel GCC 11.1.1 . 413997 |==================================================
Kernel GCC second . 416405 |===================================================
Kernel GCC -O2 .... 420330 |===================================================
Stress-NG 0.11.07
Test: CPU Stress
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 825.59 |===================================================
Kernel GCC ........ 828.24 |===================================================
Kernel LLVM 11.1 .. 824.83 |===================================================
Kernel GCC 11.1.1 . 825.79 |===================================================
Kernel GCC second . 826.18 |===================================================
Kernel GCC -O2 .... 826.11 |===================================================
Stress-NG 0.11.07
Test: Malloc
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 11148830.46 |==============================================
Kernel GCC ........ 11170312.20 |==============================================
Kernel LLVM 11.1 .. 11061908.02 |==============================================
Kernel GCC 11.1.1 . 11072394.46 |==============================================
Kernel GCC second . 11094610.36 |==============================================
Kernel GCC -O2 .... 11104734.09 |==============================================
Stress-NG 0.11.07
Test: MEMFD
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 9.01 |=====================================================
Kernel GCC ........ 9.00 |=====================================================
Kernel LLVM 11.1 .. 8.88 |====================================================
Kernel GCC 11.1.1 . 8.68 |===================================================
Kernel GCC second . 8.74 |===================================================
Kernel GCC -O2 .... 9.05 |=====================================================
perf-bench
Benchmark: Futex Hash
ops/sec > Higher Is Better
Kernel LLVM ....... 7193341 |==================================================
Kernel GCC ........ 7113178 |=================================================
Kernel LLVM 11.1 .. 7006665 |=================================================
Kernel GCC 11.1.1 . 7089686 |=================================================
Kernel GCC second . 7118599 |=================================================
Kernel GCC -O2 .... 7039350 |=================================================
Stress-NG 0.11.07
Test: Crypto
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 644.00 |===================================================
Kernel GCC ........ 642.70 |===================================================
Kernel LLVM 11.1 .. 644.60 |===================================================
Kernel GCC 11.1.1 . 640.73 |===================================================
Kernel GCC second . 643.77 |===================================================
Kernel GCC -O2 .... 644.11 |===================================================
Stress-NG 0.11.07
Test: Memory Copying
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 1019.43 |==================================================
Kernel GCC ........ 1014.42 |=================================================
Kernel LLVM 11.1 .. 1014.43 |=================================================
Kernel GCC 11.1.1 . 1021.29 |==================================================
Kernel GCC second . 1020.78 |==================================================
Kernel GCC -O2 .... 1028.26 |==================================================
Stress-NG 0.11.07
Test: Socket Activity
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 1877.82 |================================================
Kernel GCC ........ 1957.06 |==================================================
Kernel LLVM 11.1 .. 1912.64 |================================================
Kernel GCC 11.1.1 . 1907.72 |================================================
Kernel GCC second . 1974.44 |==================================================
Kernel GCC -O2 .... 1954.88 |==================================================
Stress-NG 0.11.07
Test: Glibc C String Functions
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 112501.83 |================================================
Kernel GCC ........ 113135.64 |================================================
Kernel LLVM 11.1 .. 111451.53 |===============================================
Kernel GCC 11.1.1 . 112275.43 |================================================
Kernel GCC second . 112429.17 |================================================
Kernel GCC -O2 .... 112106.26 |================================================
Stress-NG 0.11.07
Test: Vector Math
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 9619.98 |==================================================
Kernel GCC ........ 9629.61 |==================================================
Kernel LLVM 11.1 .. 9625.42 |==================================================
Kernel GCC 11.1.1 . 9599.18 |==================================================
Kernel GCC second . 9613.25 |==================================================
Kernel GCC -O2 .... 9615.20 |==================================================
Stress-NG 0.11.07
Test: Matrix Math
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 11754.15 |=================================================
Kernel GCC ........ 11754.94 |=================================================
Kernel LLVM 11.1 .. 11766.64 |=================================================
Kernel GCC 11.1.1 . 11746.10 |=================================================
Kernel GCC second . 11704.68 |=================================================
Kernel GCC -O2 .... 11615.23 |================================================
Stress-NG 0.11.07
Test: Forking
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 19252.07 |===============================================
Kernel GCC ........ 19887.81 |=================================================
Kernel LLVM 11.1 .. 19280.77 |===============================================
Kernel GCC 11.1.1 . 19951.99 |=================================================
Kernel GCC second . 19873.83 |=================================================
Kernel GCC -O2 .... 19795.18 |=================================================
Stress-NG 0.11.07
Test: Atomic
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 167420.30 |================================================
Kernel GCC ........ 167641.36 |================================================
Kernel LLVM 11.1 .. 168572.72 |================================================
Kernel GCC 11.1.1 . 168463.99 |================================================
Kernel GCC second . 168252.74 |================================================
Kernel GCC -O2 .... 167506.68 |================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 64
Mbits/sec > Higher Is Better
Kernel LLVM ....... 18133 |===================================================
Kernel GCC ........ 18304 |====================================================
Kernel LLVM 11.1 .. 16653 |===============================================
Kernel GCC 11.1.1 . 11544 |=================================
Kernel GCC second . 18373 |====================================================
Kernel GCC -O2 .... 18311 |====================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 1
Mbits/sec > Higher Is Better
Kernel LLVM ....... 22637 |===================================================
Kernel GCC ........ 22822 |===================================================
Kernel LLVM 11.1 .. 21899 |=================================================
Kernel GCC 11.1.1 . 12876 |=============================
Kernel GCC second . 23105 |====================================================
Kernel GCC -O2 .... 22992 |====================================================
MBW 2018-09-08
Test: Memory Copy, Fixed Block Size - Array Size: 1024 MiB
MiB/s > Higher Is Better
Kernel LLVM ....... 3575.72 |================================================
Kernel GCC ........ 3724.20 |==================================================
Kernel LLVM 11.1 .. 3705.68 |==================================================
Kernel GCC 11.1.1 . 3682.90 |=================================================
Kernel GCC second . 3705.53 |==================================================
Kernel GCC -O2 .... 3701.61 |==================================================
BenchmarkMutex
Benchmark: Mutex Lock Unlock std::mutex
ns < Lower Is Better
Kernel LLVM ....... 25.5 |=====================================================
Kernel GCC ........ 25.2 |====================================================
Kernel LLVM 11.1 .. 25.3 |=====================================================
Kernel GCC 11.1.1 . 25.2 |====================================================
Kernel GCC second . 25.1 |====================================================
Kernel GCC -O2 .... 25.2 |====================================================
BenchmarkMutex
Benchmark: Mutex Lock Unlock ticket_spinlock
ns < Lower Is Better
Kernel LLVM ....... 24.9 |=====================================================
Kernel GCC ........ 24.8 |=====================================================
Kernel LLVM 11.1 .. 24.8 |=====================================================
Kernel GCC 11.1.1 . 24.9 |=====================================================
Kernel GCC second . 24.8 |=====================================================
Kernel GCC -O2 .... 24.8 |=====================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 250 - Mode: Read Only - Average Latency
ms < Lower Is Better
Kernel LLVM . 4.305 |==========================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 250 - Mode: Read Only
TPS > Higher Is Better
Kernel LLVM . 58083 |==========================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 1 - Mode: Read Write - Average Latency
ms < Lower Is Better
Kernel LLVM . 7.225 |==========================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 1 - Mode: Read Write
TPS > Higher Is Better
Kernel LLVM . 138 |============================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 100 - Mode: Read Only - Average Latency
ms < Lower Is Better
Kernel LLVM . 1.445 |==========================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 100 - Mode: Read Only
TPS > Higher Is Better
Kernel LLVM . 69196 |==========================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 50 - Mode: Read Only - Average Latency
ms < Lower Is Better
Kernel LLVM . 0.685 |==========================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 50 - Mode: Read Only
TPS > Higher Is Better
Kernel LLVM . 73013 |==========================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 1 - Mode: Read Only - Average Latency
ms < Lower Is Better
Kernel LLVM . 0.041 |==========================================================
PostgreSQL pgbench 13.0
Scaling Factor: 1 - Clients: 1 - Mode: Read Only
TPS > Higher Is Better
Kernel LLVM . 24331 |==========================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 32
Mbits/sec > Higher Is Better
Kernel LLVM ....... 20013 |==================================================
Kernel GCC ........ 20700 |===================================================
Kernel LLVM 11.1 .. 17735 |============================================
Kernel GCC 11.1.1 . 12052 |==============================
Kernel GCC second . 20959 |====================================================
Kernel GCC -O2 .... 20839 |====================================================
OpenSSL 1.1.1
RSA 4096-bit Performance
Signs Per Second > Higher Is Better
Kernel LLVM ....... 441.7 |===================================================
Kernel GCC ........ 448.0 |====================================================
Kernel LLVM 11.1 .. 447.8 |====================================================
Kernel GCC 11.1.1 . 444.1 |====================================================
Kernel GCC second . 447.9 |====================================================
Kernel GCC -O2 .... 332.3 |=======================================
perf-bench
Benchmark: Sched Pipe
ops/sec > Higher Is Better
Kernel LLVM ....... 214271 |==================================================
Kernel GCC ........ 209932 |=================================================
Kernel LLVM 11.1 .. 217433 |===================================================
Kernel GCC 11.1.1 . 199049 |===============================================
Kernel GCC second . 217939 |===================================================
Kernel GCC -O2 .... 206290 |================================================
Hackbench
Count: 2 - Type: Thread
Seconds < Lower Is Better
Kernel LLVM ....... 23.06 |===================================================
Kernel GCC ........ 21.53 |================================================
Kernel LLVM 11.1 .. 23.50 |====================================================
Kernel GCC 11.1.1 . 21.93 |=================================================
Kernel GCC second . 21.44 |===============================================
Kernel GCC -O2 .... 22.17 |=================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 64
Mbits/sec > Higher Is Better
Kernel LLVM ....... 20179 |==================================================
Kernel GCC ........ 20411 |==================================================
Kernel LLVM 11.1 .. 19835 |=================================================
Kernel GCC 11.1.1 . 11862 |=============================
Kernel GCC second . 20614 |===================================================
Kernel GCC -O2 .... 21101 |====================================================
BenchmarkMutex
Benchmark: Semaphore Release And Acquire
ns < Lower Is Better
Kernel LLVM ....... 19.0 |=====================================================
Kernel GCC ........ 19.1 |=====================================================
Kernel LLVM 11.1 .. 19.0 |=====================================================
Kernel GCC 11.1.1 . 19.0 |=====================================================
Kernel GCC second . 18.9 |====================================================
Kernel GCC -O2 .... 19.0 |=====================================================
MBW 2018-09-08
Test: Memory Copy - Array Size: 1024 MiB
MiB/s > Higher Is Better
Kernel LLVM ....... 5152.91 |=================================================
Kernel GCC ........ 5257.93 |==================================================
Kernel LLVM 11.1 .. 5252.54 |==================================================
Kernel GCC 11.1.1 . 5221.13 |==================================================
Kernel GCC second . 5249.70 |==================================================
Kernel GCC -O2 .... 5237.29 |==================================================
IPC_benchmark
Type: Unnamed Unix Domain Socket - Message Bytes: 4096
Messages Per Second > Higher Is Better
Kernel LLVM ....... 457959 |=================================================
Kernel GCC ........ 473559 |==================================================
Kernel LLVM 11.1 .. 448144 |================================================
Kernel GCC 11.1.1 . 474951 |===================================================
Kernel GCC second . 476636 |===================================================
Kernel GCC -O2 .... 478518 |===================================================
IPC_benchmark
Type: Unnamed Pipe - Message Bytes: 4096
Messages Per Second > Higher Is Better
Kernel LLVM ....... 468875 |=================================================
Kernel GCC ........ 479683 |==================================================
Kernel LLVM 11.1 .. 471693 |==================================================
Kernel GCC 11.1.1 . 483566 |===================================================
Kernel GCC second . 485903 |===================================================
Kernel GCC -O2 .... 475802 |==================================================
IPC_benchmark
Type: FIFO Named Pipe - Message Bytes: 4096
Messages Per Second > Higher Is Better
Kernel LLVM ....... 465636 |================================================
Kernel GCC ........ 483511 |==================================================
Kernel LLVM 11.1 .. 469668 |=================================================
Kernel GCC 11.1.1 . 490914 |===================================================
Kernel GCC second . 483240 |==================================================
Kernel GCC -O2 .... 474902 |=================================================
OSBench
Test: Create Threads
us Per Event < Lower Is Better
Kernel LLVM ....... 16.55 |====================================================
Kernel GCC ........ 15.75 |=================================================
Kernel LLVM 11.1 .. 16.02 |==================================================
Kernel GCC 11.1.1 . 14.57 |==============================================
Kernel GCC second . 15.39 |================================================
Kernel GCC -O2 .... 14.15 |============================================
IPC_benchmark
Type: TCP Socket - Message Bytes: 4096
Messages Per Second > Higher Is Better
Kernel LLVM ....... 550089 |================================================
Kernel GCC ........ 555085 |=================================================
Kernel LLVM 11.1 .. 562576 |=================================================
Kernel GCC 11.1.1 . 556704 |=================================================
Kernel GCC second . 578088 |===================================================
Kernel GCC -O2 .... 580561 |===================================================
IPC_benchmark
Type: Unnamed Unix Domain Socket - Message Bytes: 2048
Messages Per Second > Higher Is Better
Kernel LLVM ....... 520300 |===============================================
Kernel GCC ........ 559665 |==================================================
Kernel LLVM 11.1 .. 515245 |==============================================
Kernel GCC 11.1.1 . 558725 |==================================================
Kernel GCC second . 565671 |===================================================
Kernel GCC -O2 .... 541133 |=================================================
Hackbench
Count: 1 - Type: Process
Seconds < Lower Is Better
Kernel LLVM ....... 10.387 |==============================================
Kernel GCC ........ 10.084 |=============================================
Kernel LLVM 11.1 .. 11.458 |===================================================
Kernel GCC 11.1.1 . 9.597 |===========================================
Kernel GCC second . 9.634 |===========================================
Kernel GCC -O2 .... 9.859 |============================================
IPC_benchmark
Type: Unnamed Unix Domain Socket - Message Bytes: 1024
Messages Per Second > Higher Is Better
Kernel LLVM ....... 936841 |=================================================
Kernel GCC ........ 964065 |===================================================
Kernel LLVM 11.1 .. 926277 |=================================================
Kernel GCC 11.1.1 . 933478 |=================================================
Kernel GCC second . 967927 |===================================================
Kernel GCC -O2 .... 925811 |=================================================
MBW 2018-09-08
Test: Memory Copy, Fixed Block Size - Array Size: 512 MiB
MiB/s > Higher Is Better
Kernel LLVM ....... 3548.36 |================================================
Kernel GCC ........ 3719.91 |==================================================
Kernel LLVM 11.1 .. 3693.63 |==================================================
Kernel GCC 11.1.1 . 3665.78 |=================================================
Kernel GCC second . 3703.65 |==================================================
Kernel GCC -O2 .... 3690.70 |==================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 64
Mbits/sec > Higher Is Better
Kernel LLVM ....... 67.1 |=====================================================
Kernel GCC ........ 67.1 |=====================================================
Kernel LLVM 11.1 .. 67.1 |=====================================================
Kernel GCC 11.1.1 . 67.1 |=====================================================
Kernel GCC second . 67.1 |=====================================================
Kernel GCC -O2 .... 67.1 |=====================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 64
Mbits/sec > Higher Is Better
Kernel LLVM ....... 6400 |=====================================================
Kernel GCC ........ 6400 |=====================================================
Kernel LLVM 11.1 .. 6400 |=====================================================
Kernel GCC 11.1.1 . 6400 |=====================================================
Kernel GCC second . 6400 |=====================================================
Kernel GCC -O2 .... 6400 |=====================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 32
Mbits/sec > Higher Is Better
Kernel LLVM ....... 33.6 |=====================================================
Kernel GCC ........ 33.6 |=====================================================
Kernel LLVM 11.1 .. 33.6 |=====================================================
Kernel GCC 11.1.1 . 33.6 |=====================================================
Kernel GCC second . 33.6 |=====================================================
Kernel GCC -O2 .... 33.6 |=====================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 32
Mbits/sec > Higher Is Better
Kernel LLVM ....... 21412 |===================================================
Kernel GCC ........ 21434 |===================================================
Kernel LLVM 11.1 .. 20504 |=================================================
Kernel GCC 11.1.1 . 20974 |==================================================
Kernel GCC second . 21704 |===================================================
Kernel GCC -O2 .... 21977 |====================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 32
Mbits/sec > Higher Is Better
Kernel LLVM ....... 3200 |=====================================================
Kernel GCC ........ 3200 |=====================================================
Kernel LLVM 11.1 .. 3200 |=====================================================
Kernel GCC 11.1.1 . 3200 |=====================================================
Kernel GCC second . 3200 |=====================================================
Kernel GCC -O2 .... 3200 |=====================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 1
Mbits/sec > Higher Is Better
Kernel LLVM ....... 1.05 |=====================================================
Kernel GCC ........ 1.05 |=====================================================
Kernel LLVM 11.1 .. 1.05 |=====================================================
Kernel GCC 11.1.1 . 1.05 |=====================================================
Kernel GCC second . 1.05 |=====================================================
Kernel GCC -O2 .... 1.05 |=====================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 1
Mbits/sec > Higher Is Better
Kernel LLVM ....... 1000 |=====================================================
Kernel GCC ........ 1000 |=====================================================
Kernel LLVM 11.1 .. 1000 |=====================================================
Kernel GCC 11.1.1 . 1000 |=====================================================
Kernel GCC second . 1000 |=====================================================
Kernel GCC -O2 .... 1000 |=====================================================
iPerf 3.7
Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 1
Mbits/sec > Higher Is Better
Kernel LLVM ....... 100 |======================================================
Kernel GCC ........ 100 |======================================================
Kernel LLVM 11.1 .. 100 |======================================================
Kernel GCC 11.1.1 . 100 |======================================================
Kernel GCC second . 100 |======================================================
Kernel GCC -O2 .... 100 |======================================================
IPC_benchmark
Type: Unnamed Unix Domain Socket - Message Bytes: 512
Messages Per Second > Higher Is Better
Kernel LLVM ....... 1151175 |==============================================
Kernel GCC ........ 1171213 |===============================================
Kernel LLVM 11.1 .. 1120322 |=============================================
Kernel GCC 11.1.1 . 1137453 |==============================================
Kernel GCC second . 1238737 |==================================================
Kernel GCC -O2 .... 1100539 |============================================
Hackbench
Count: 1 - Type: Thread
Seconds < Lower Is Better
Kernel LLVM ....... 11.98 |===================================================
Kernel GCC ........ 10.96 |===============================================
Kernel LLVM 11.1 .. 12.15 |====================================================
Kernel GCC 11.1.1 . 11.39 |=================================================
Kernel GCC second . 11.03 |===============================================
Kernel GCC -O2 .... 11.45 |=================================================
IPC_benchmark
Type: FIFO Named Pipe - Message Bytes: 2048
Messages Per Second > Higher Is Better
Kernel LLVM ....... 807480 |==================================================
Kernel GCC ........ 811570 |===================================================
Kernel LLVM 11.1 .. 808658 |==================================================
Kernel GCC 11.1.1 . 815678 |===================================================
Kernel GCC second . 818076 |===================================================
Kernel GCC -O2 .... 812530 |===================================================
IPC_benchmark
Type: Unnamed Pipe - Message Bytes: 2048
Messages Per Second > Higher Is Better
Kernel LLVM ....... 814387 |===================================================
Kernel GCC ........ 819679 |===================================================
Kernel LLVM 11.1 .. 812768 |===================================================
Kernel GCC 11.1.1 . 809206 |==================================================
Kernel GCC second . 812662 |===================================================
Kernel GCC -O2 .... 814485 |===================================================
t-test1 2017-01-13
Threads: 2
Seconds < Lower Is Better
Kernel LLVM ....... 11.04 |====================================================
Kernel GCC ........ 10.94 |===================================================
Kernel LLVM 11.1 .. 11.14 |====================================================
Kernel GCC 11.1.1 . 10.96 |===================================================
Kernel GCC second . 10.95 |===================================================
Kernel GCC -O2 .... 10.96 |===================================================
IPC_benchmark
Type: TCP Socket - Message Bytes: 2048
Messages Per Second > Higher Is Better
Kernel LLVM ....... 950880 |=================================================
Kernel GCC ........ 944138 |================================================
Kernel LLVM 11.1 .. 948187 |=================================================
Kernel GCC 11.1.1 . 941645 |================================================
Kernel GCC second . 986545 |==================================================
Kernel GCC -O2 .... 997006 |===================================================
MBW 2018-09-08
Test: Memory Copy - Array Size: 512 MiB
MiB/s > Higher Is Better
Kernel LLVM ....... 5146.67 |=================================================
Kernel GCC ........ 5267.52 |==================================================
Kernel LLVM 11.1 .. 5233.32 |==================================================
Kernel GCC 11.1.1 . 5204.92 |=================================================
Kernel GCC second . 5241.10 |==================================================
Kernel GCC -O2 .... 5246.12 |==================================================
IPC_benchmark
Type: TCP Socket - Message Bytes: 256
Messages Per Second > Higher Is Better
Kernel LLVM ....... 2539979 |===============================================
Kernel GCC ........ 2517133 |==============================================
Kernel LLVM 11.1 .. 2503889 |==============================================
Kernel GCC 11.1.1 . 2467568 |==============================================
Kernel GCC second . 2690253 |==================================================
Kernel GCC -O2 .... 2708985 |==================================================
IPC_benchmark
Type: Unnamed Pipe - Message Bytes: 512
Messages Per Second > Higher Is Better
Kernel LLVM ....... 1772787 |=================================================
Kernel GCC ........ 1809330 |==================================================
Kernel LLVM 11.1 .. 1798509 |=================================================
Kernel GCC 11.1.1 . 1824207 |==================================================
Kernel GCC second . 1809716 |==================================================
Kernel GCC -O2 .... 1769426 |================================================
Facebook RocksDB 6.3.6
Test: Sequential Fill
Op/s > Higher Is Better
Kernel LLVM ....... 534770 |==================================================
Kernel GCC ........ 544572 |===================================================
Kernel LLVM 11.1 .. 535796 |==================================================
Kernel GCC 11.1.1 . 490354 |==============================================
Kernel GCC second . 502525 |===============================================
Kernel GCC -O2 .... 524629 |=================================================
IPC_benchmark
Type: Unnamed Pipe - Message Bytes: 128
Messages Per Second > Higher Is Better
Kernel LLVM ....... 2891727 |================================================
Kernel GCC ........ 3040261 |==================================================
Kernel LLVM 11.1 .. 2722030 |=============================================
Kernel GCC 11.1.1 . 3034098 |==================================================
Kernel GCC second . 3015312 |==================================================
Kernel GCC -O2 .... 2747403 |=============================================
IPC_benchmark
Type: Unnamed Unix Domain Socket - Message Bytes: 256
Messages Per Second > Higher Is Better
Kernel LLVM ....... 1204312 |==============================================
Kernel GCC ........ 1233688 |===============================================
Kernel LLVM 11.1 .. 1209161 |==============================================
Kernel GCC 11.1.1 . 1281031 |=================================================
Kernel GCC second . 1316867 |==================================================
Kernel GCC -O2 .... 1301654 |=================================================
IPC_benchmark
Type: TCP Socket - Message Bytes: 1024
Messages Per Second > Higher Is Better
Kernel LLVM ....... 1453827 |===============================================
Kernel GCC ........ 1421362 |==============================================
Kernel LLVM 11.1 .. 1471645 |================================================
Kernel GCC 11.1.1 . 1442407 |===============================================
Kernel GCC second . 1533599 |==================================================
Kernel GCC -O2 .... 1535220 |==================================================
IPC_benchmark
Type: Unnamed Pipe - Message Bytes: 1024
Messages Per Second > Higher Is Better
Kernel LLVM ....... 1285487 |=================================================
Kernel GCC ........ 1316913 |==================================================
Kernel LLVM 11.1 .. 1279652 |================================================
Kernel GCC 11.1.1 . 1322294 |==================================================
Kernel GCC second . 1294386 |=================================================
Kernel GCC -O2 .... 1292375 |=================================================
IPC_benchmark
Type: FIFO Named Pipe - Message Bytes: 1024
Messages Per Second > Higher Is Better
Kernel LLVM ....... 1280989 |================================================
Kernel GCC ........ 1297216 |=================================================
Kernel LLVM 11.1 .. 1281112 |================================================
Kernel GCC 11.1.1 . 1324519 |==================================================
Kernel GCC second . 1314473 |==================================================
Kernel GCC -O2 .... 1292587 |=================================================
LevelDB 1.22
Benchmark: Sequential Fill
Microseconds Per Op < Lower Is Better
Kernel LLVM ....... 13.96 |====================================================
Kernel GCC ........ 13.55 |==================================================
Kernel LLVM 11.1 .. 13.73 |===================================================
Kernel GCC 11.1.1 . 13.41 |==================================================
Kernel GCC second . 13.70 |===================================================
Kernel GCC -O2 .... 13.67 |===================================================
LevelDB 1.22
Benchmark: Sequential Fill
MB/s > Higher Is Better
Kernel LLVM ....... 31.6 |===================================================
Kernel GCC ........ 32.6 |=====================================================
Kernel LLVM 11.1 .. 32.2 |====================================================
Kernel GCC 11.1.1 . 32.9 |=====================================================
Kernel GCC second . 32.2 |====================================================
Kernel GCC -O2 .... 32.3 |====================================================
LevelDB 1.22
Benchmark: Random Delete
Microseconds Per Op < Lower Is Better
Kernel LLVM ....... 13.45 |====================================================
Kernel GCC ........ 13.16 |===================================================
Kernel LLVM 11.1 .. 13.46 |====================================================
Kernel GCC 11.1.1 . 12.85 |==================================================
Kernel GCC second . 13.45 |====================================================
Kernel GCC -O2 .... 13.06 |==================================================
IPC_benchmark
Type: Unnamed Unix Domain Socket - Message Bytes: 128
Messages Per Second > Higher Is Better
Kernel LLVM ....... 1363561 |==============================================
Kernel GCC ........ 1374745 |==============================================
Kernel LLVM 11.1 .. 1336817 |=============================================
Kernel GCC 11.1.1 . 1411134 |===============================================
Kernel GCC second . 1485854 |==================================================
Kernel GCC -O2 .... 1398777 |===============================================
OSBench
Test: Create Files
us Per Event < Lower Is Better
Kernel LLVM ....... 38.82 |===================================================
Kernel GCC ........ 36.75 |=================================================
Kernel LLVM 11.1 .. 39.40 |====================================================
Kernel GCC 11.1.1 . 39.00 |===================================================
Kernel GCC second . 35.35 |===============================================
Kernel GCC -O2 .... 37.18 |=================================================
perf-bench
Benchmark: Syscall Basic
ops/sec > Higher Is Better
Kernel LLVM ....... 16627566 |================================================
Kernel GCC ........ 16907939 |=================================================
Kernel LLVM 11.1 .. 16586283 |================================================
Kernel GCC 11.1.1 . 16699690 |================================================
Kernel GCC second . 16880125 |=================================================
Kernel GCC -O2 .... 16907112 |=================================================
IPC_benchmark
Type: TCP Socket - Message Bytes: 512
Messages Per Second > Higher Is Better
Kernel LLVM ....... 2062968 |===============================================
Kernel GCC ........ 2054086 |==============================================
Kernel LLVM 11.1 .. 2044677 |==============================================
Kernel GCC 11.1.1 . 2016930 |==============================================
Kernel GCC second . 2214341 |==================================================
Kernel GCC -O2 .... 2208139 |==================================================
LevelDB 1.22
Benchmark: Hot Read
Microseconds Per Op < Lower Is Better
Kernel LLVM ....... 2.310 |==================================================
Kernel GCC ........ 2.389 |====================================================
Kernel LLVM 11.1 .. 2.317 |==================================================
Kernel GCC 11.1.1 . 2.393 |====================================================
Kernel GCC second . 2.380 |====================================================
Kernel GCC -O2 .... 2.333 |===================================================
LevelDB 1.22
Benchmark: Random Read
Microseconds Per Op < Lower Is Better
Kernel LLVM ....... 2.293 |=================================================
Kernel GCC ........ 2.411 |====================================================
Kernel LLVM 11.1 .. 2.353 |===================================================
Kernel GCC 11.1.1 . 2.402 |====================================================
Kernel GCC second . 2.381 |===================================================
Kernel GCC -O2 .... 2.361 |===================================================
IPC_benchmark
Type: TCP Socket - Message Bytes: 128
Messages Per Second > Higher Is Better
Kernel LLVM ....... 2985001 |===============================================
Kernel GCC ........ 2971343 |==============================================
Kernel LLVM 11.1 .. 2943227 |==============================================
Kernel GCC 11.1.1 . 2906209 |=============================================
Kernel GCC second . 3200311 |==================================================
Kernel GCC -O2 .... 3201959 |==================================================
OSBench
Test: Memory Allocations
Ns Per Event < Lower Is Better
Kernel LLVM ....... 141.11 |==================================================
Kernel GCC ........ 135.70 |================================================
Kernel LLVM 11.1 .. 137.38 |=================================================
Kernel GCC 11.1.1 . 143.74 |===================================================
Kernel GCC second . 134.98 |================================================
Kernel GCC -O2 .... 135.75 |================================================
IPC_benchmark
Type: FIFO Named Pipe - Message Bytes: 512
Messages Per Second > Higher Is Better
Kernel LLVM ....... 1746678 |===============================================
Kernel GCC ........ 1776333 |================================================
Kernel LLVM 11.1 .. 1747103 |===============================================
Kernel GCC 11.1.1 . 1835701 |==================================================
Kernel GCC second . 1854187 |==================================================
Kernel GCC -O2 .... 1770294 |================================================
OSBench
Test: Launch Programs
us Per Event < Lower Is Better
Kernel LLVM ....... 95.51 |===================================================
Kernel GCC ........ 91.06 |=================================================
Kernel LLVM 11.1 .. 97.43 |====================================================
Kernel GCC 11.1.1 . 93.32 |==================================================
Kernel GCC second . 90.10 |================================================
Kernel GCC -O2 .... 91.84 |=================================================
OSBench
Test: Create Processes
us Per Event < Lower Is Better
Kernel LLVM ....... 40.93 |====================================================
Kernel GCC ........ 39.49 |==================================================
Kernel LLVM 11.1 .. 40.31 |===================================================
Kernel GCC 11.1.1 . 39.48 |==================================================
Kernel GCC second . 39.39 |==================================================
Kernel GCC -O2 .... 38.85 |=================================================
IPC_benchmark
Type: FIFO Named Pipe - Message Bytes: 256
Messages Per Second > Higher Is Better
Kernel LLVM ....... 2278454 |=================================================
Kernel GCC ........ 2299703 |==================================================
Kernel LLVM 11.1 .. 2150341 |===============================================
Kernel GCC 11.1.1 . 2306298 |==================================================
Kernel GCC second . 2296753 |==================================================
Kernel GCC -O2 .... 2218924 |================================================
IPC_benchmark
Type: Unnamed Pipe - Message Bytes: 256
Messages Per Second > Higher Is Better
Kernel LLVM ....... 2351761 |=================================================
Kernel GCC ........ 2337377 |=================================================
Kernel LLVM 11.1 .. 2283738 |================================================
Kernel GCC 11.1.1 . 2360107 |=================================================
Kernel GCC second . 2386170 |==================================================
Kernel GCC -O2 .... 2295929 |================================================
MBW 2018-09-08
Test: Memory Copy, Fixed Block Size - Array Size: 128 MiB
MiB/s > Higher Is Better
Kernel LLVM ....... 3623.86 |=================================================
Kernel GCC ........ 3715.49 |==================================================
Kernel LLVM 11.1 .. 3648.54 |=================================================
Kernel GCC 11.1.1 . 3627.97 |=================================================
Kernel GCC second . 3671.46 |=================================================
Kernel GCC -O2 .... 3661.06 |=================================================
LevelDB 1.22
Benchmark: Seek Random
Microseconds Per Op < Lower Is Better
Kernel LLVM ....... 3.359 |===================================================
Kernel GCC ........ 3.393 |===================================================
Kernel LLVM 11.1 .. 3.412 |====================================================
Kernel GCC 11.1.1 . 3.358 |===================================================
Kernel GCC second . 3.417 |====================================================
Kernel GCC -O2 .... 3.444 |====================================================
IPC_benchmark
Type: FIFO Named Pipe - Message Bytes: 128
Messages Per Second > Higher Is Better
Kernel LLVM ....... 2801157 |==============================================
Kernel GCC ........ 3043686 |==================================================
Kernel LLVM 11.1 .. 2649855 |============================================
Kernel GCC 11.1.1 . 2986912 |=================================================
Kernel GCC second . 2869905 |===============================================
Kernel GCC -O2 .... 2837381 |===============================================
MBW 2018-09-08
Test: Memory Copy - Array Size: 128 MiB
MiB/s > Higher Is Better
Kernel LLVM ....... 5172.97 |=================================================
Kernel GCC ........ 5259.71 |==================================================
Kernel LLVM 11.1 .. 5160.39 |=================================================
Kernel GCC 11.1.1 . 5171.81 |=================================================
Kernel GCC second . 5172.92 |=================================================
Kernel GCC -O2 .... 5171.08 |=================================================
LevelDB 1.22
Benchmark: Random Fill
Microseconds Per Op < Lower Is Better
Kernel LLVM ....... 14.48 |===================================================
Kernel GCC ........ 14.14 |==================================================
Kernel LLVM 11.1 .. 14.72 |====================================================
Kernel GCC 11.1.1 . 14.16 |==================================================
Kernel GCC second . 14.33 |===================================================
Kernel GCC -O2 .... 14.09 |==================================================
LevelDB 1.22
Benchmark: Random Fill
MB/s > Higher Is Better
Kernel LLVM ....... 30.5 |====================================================
Kernel GCC ........ 31.2 |=====================================================
Kernel LLVM 11.1 .. 30.0 |===================================================
Kernel GCC 11.1.1 . 31.2 |=====================================================
Kernel GCC second . 30.8 |====================================================
Kernel GCC -O2 .... 31.3 |=====================================================
LevelDB 1.22
Benchmark: Overwrite
Microseconds Per Op < Lower Is Better
Kernel LLVM ....... 14.57 |===================================================
Kernel GCC ........ 14.13 |==================================================
Kernel LLVM 11.1 .. 14.73 |====================================================
Kernel GCC 11.1.1 . 13.92 |=================================================
Kernel GCC second . 14.60 |====================================================
Kernel GCC -O2 .... 14.07 |==================================================
LevelDB 1.22
Benchmark: Overwrite
MB/s > Higher Is Better
Kernel LLVM ....... 30.3 |===================================================
Kernel GCC ........ 31.2 |====================================================
Kernel LLVM 11.1 .. 29.9 |==================================================
Kernel GCC 11.1.1 . 31.7 |=====================================================
Kernel GCC second . 30.2 |==================================================
Kernel GCC -O2 .... 31.3 |====================================================
ctx_clock
Context Switch Time
Clocks < Lower Is Better
Kernel LLVM ....... 264 |=====================================================
Kernel GCC ........ 266 |======================================================
Kernel LLVM 11.1 .. 264 |=====================================================
Kernel GCC 11.1.1 . 268 |======================================================
Kernel GCC second . 265 |=====================================================
Kernel GCC -O2 .... 265 |=====================================================
LevelDB 1.22
Benchmark: Fill Sync
Microseconds Per Op < Lower Is Better
Kernel LLVM ....... 17.68 |===================================================
Kernel GCC ........ 17.44 |==================================================
Kernel LLVM 11.1 .. 18.06 |====================================================
Kernel GCC 11.1.1 . 17.68 |===================================================
Kernel GCC second . 17.24 |==================================================
Kernel GCC -O2 .... 17.53 |==================================================
LevelDB 1.22
Benchmark: Fill Sync
MB/s > Higher Is Better
Kernel LLVM ....... 24.9 |====================================================
Kernel GCC ........ 25.1 |====================================================
Kernel LLVM 11.1 .. 24.3 |===================================================
Kernel GCC 11.1.1 . 24.8 |====================================================
Kernel GCC second . 25.4 |=====================================================
Kernel GCC -O2 .... 25.0 |====================================================
Stress-NG 0.11.07
Test: NUMA
Bogo Ops/s > Higher Is Better
Kernel LLVM ....... 38 |=======================================================
Kernel GCC ........ 38 |=======================================================
Kernel LLVM 11.1 .. 38 |=======================================================
Kernel GCC 11.1.1 . 38 |=======================================================
Kernel GCC second . 38 |=======================================================
Kernel GCC -O2 .... 38 |=======================================================