Talos II POWER9 L1d Flushing Mitigation Benchmarks by Michael Larabel. Pre-Mitigation: Processor: POWER9 @ 3.80GHz (44 Cores / 176 Threads), Motherboard: PowerNV T2P9D01 REV 1.01, Memory: 64GB, Disk: 500GB Samsung SSD 860, Graphics: ASPEED, Monitor: VE228, Network: 2 x Broadcom NetXtreme BCM5719 PCIe OS: Ubuntu 20.10, Kernel: 5.9.8-050908-generic (ppc64le), Compiler: GCC 10.2.0, File-System: ext4, Screen Resolution: 1920x1080 Mitigated: Processor: POWER9 @ 3.80GHz (44 Cores / 176 Threads), Motherboard: PowerNV T2P9D01 REV 1.01, Memory: 64GB, Disk: 500GB Samsung SSD 860, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5719 PCIe OS: Ubuntu 20.10, Kernel: 5.9.10-050910-generic (ppc64le), Compiler: GCC 10.2.0, File-System: ext4, Screen Resolution: 1024x768 LevelDB 1.22 Benchmark: Hot Read Microseconds Per Op < Lower Is Better Pre-Mitigation . 743.07 |================================================= Mitigated ...... 812.01 |====================================================== LevelDB 1.22 Benchmark: Overwrite Microseconds Per Op < Lower Is Better Pre-Mitigation . 1599.65 |==================================================== Mitigated ...... 1643.90 |===================================================== LevelDB 1.22 Benchmark: Random Fill Microseconds Per Op < Lower Is Better Pre-Mitigation . 1599.97 |=================================================== Mitigated ...... 1651.05 |===================================================== LevelDB 1.22 Benchmark: Random Read Microseconds Per Op < Lower Is Better Pre-Mitigation . 739.93 |================================================== Mitigated ...... 806.67 |====================================================== LevelDB 1.22 Benchmark: Seek Random Microseconds Per Op < Lower Is Better Pre-Mitigation . 1356.12 |================================================ Mitigated ...... 1489.86 |===================================================== LevelDB 1.22 Benchmark: Random Delete Microseconds Per Op < Lower Is Better Pre-Mitigation . 1452.85 |=================================================== Mitigated ...... 1513.44 |===================================================== LevelDB 1.22 Benchmark: Sequential Fill Microseconds Per Op < Lower Is Better Pre-Mitigation . 1588.93 |=================================================== Mitigated ...... 1639.38 |===================================================== SQLite 3.30.1 Threads / Copies: 1 Seconds < Lower Is Better Pre-Mitigation . 70.52 |===================================================== Mitigated ...... 73.27 |======================================================= Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better Pre-Mitigation . 56633 |======================================================= Mitigated ...... 53100 |==================================================== Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better Pre-Mitigation . 329 |========================================================= Mitigated ...... 328 |========================================================= Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test Directory MB/s > Higher Is Better Pre-Mitigation . 346 |========================================================= Mitigated ...... 344 |========================================================= PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better Pre-Mitigation . 2953 |======================================================== Mitigated ...... 2907 |======================================================= LZ4 Compression 1.9.3 Compression Level: 3 - Decompression Speed MB/s > Higher Is Better Pre-Mitigation . 9334.9 |====================================================== Mitigated ...... 9197.9 |===================================================== LZ4 Compression 1.9.3 Compression Level: 9 - Compression Speed MB/s > Higher Is Better Pre-Mitigation . 38.07 |======================================================= Mitigated ...... 38.04 |======================================================= LZ4 Compression 1.9.3 Compression Level: 9 - Decompression Speed MB/s > Higher Is Better Pre-Mitigation . 9260.3 |====================================================== Mitigated ...... 9208.2 |====================================================== Timed Apache Compilation 2.4.41 Time To Compile Seconds < Lower Is Better Pre-Mitigation . 44.82 |======================================================= Mitigated ...... 44.80 |======================================================= Timed Linux Kernel Compilation 5.4 Time To Compile Seconds < Lower Is Better Pre-Mitigation . 66.71 |======================================================= Mitigated ...... 67.02 |======================================================= eSpeak-NG Speech Engine 20200907 Text-To-Speech Synthesis Seconds < Lower Is Better Pre-Mitigation . 53.56 |====================================================== Mitigated ...... 54.41 |======================================================= MariaDB 10.5.2 Clients: 32 Queries Per Second > Higher Is Better Pre-Mitigation . 394 |========================================================= Mitigated ...... 183 |========================== PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 1 - Mode: Read Only TPS > Higher Is Better Pre-Mitigation . 14441 |======================================================= Mitigated ...... 14372 |======================================================= PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 1 - Mode: Read Only - Average Latency ms < Lower Is Better Pre-Mitigation . 0.069 |======================================================= Mitigated ...... 0.069 |======================================================= PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 1 - Mode: Read Write TPS > Higher Is Better Pre-Mitigation . 390 |========================================================= Mitigated ...... 205 |============================== PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 1 - Mode: Read Write - Average Latency ms < Lower Is Better Pre-Mitigation . 2.566 |============================= Mitigated ...... 4.878 |======================================================= PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 50 - Mode: Read Write TPS > Higher Is Better Pre-Mitigation . 456 |========================================================= Mitigated ...... 291 |==================================== PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 50 - Mode: Read Write - Average Latency ms < Lower Is Better Pre-Mitigation . 109.81 |================================== Mitigated ...... 171.99 |====================================================== PostgreSQL pgbench 13.0 Scaling Factor: 100 - Clients: 1 - Mode: Read Write TPS > Higher Is Better Pre-Mitigation . 261 |========================================================= Mitigated ...... 176 |====================================== PostgreSQL pgbench 13.0 Scaling Factor: 100 - Clients: 1 - Mode: Read Write - Average Latency ms < Lower Is Better Pre-Mitigation . 4.422 |========================================== Mitigated ...... 5.774 |======================================================= PostgreSQL pgbench 13.0 Scaling Factor: 100 - Clients: 50 - Mode: Read Only TPS > Higher Is Better Pre-Mitigation . 418321 |====================================================== Mitigated ...... 403475 |==================================================== PostgreSQL pgbench 13.0 Scaling Factor: 100 - Clients: 50 - Mode: Read Only - Average Latency ms < Lower Is Better Pre-Mitigation . 0.120 |===================================================== Mitigated ...... 0.124 |======================================================= PostgreSQL pgbench 13.0 Scaling Factor: 100 - Clients: 50 - Mode: Read Write TPS > Higher Is Better Pre-Mitigation . 3374 |==================================================== Mitigated ...... 3630 |======================================================== PostgreSQL pgbench 13.0 Scaling Factor: 100 - Clients: 50 - Mode: Read Write - Average Latency ms < Lower Is Better Pre-Mitigation . 14.90 |======================================================= Mitigated ...... 13.82 |=================================================== SQLite Speedtest 3.30 Timed Time - Size 1,000 Seconds < Lower Is Better Pre-Mitigation . 166.97 |===================================================== Mitigated ...... 170.65 |====================================================== Redis 6.0.9 Test: LPOP Requests Per Second > Higher Is Better Pre-Mitigation . 952238.65 |=================================================== Mitigated ...... 526750.19 |============================ Redis 6.0.9 Test: GET Requests Per Second > Higher Is Better Pre-Mitigation . 874952.69 |=================================================== Mitigated ...... 793016.44 |============================================== Stress-NG 0.11.07 Test: MEMFD Bogo Ops/s > Higher Is Better Pre-Mitigation . 1356.57 |===================================================== Mitigated ...... 1334.54 |==================================================== Stress-NG 0.11.07 Test: SENDFILE Bogo Ops/s > Higher Is Better Pre-Mitigation . 5018227.01 |================================================== Mitigated ...... 4900858.55 |================================================= Stress-NG 0.11.07 Test: Semaphores Bogo Ops/s > Higher Is Better Pre-Mitigation . 11423226.94 |================================================= Mitigated ...... 11328719.20 |================================================= Stress-NG 0.11.07 Test: Socket Activity Bogo Ops/s > Higher Is Better Pre-Mitigation . 25990.32 |==================================================== Mitigated ...... 25410.21 |=================================================== PyBench 2018-02-16 Total For Average Test Times Milliseconds < Lower Is Better Pre-Mitigation . 3607 |======================================================== Mitigated ...... 3598 |======================================================== PyPerformance 1.0.0 Benchmark: pathlib Milliseconds < Lower Is Better Pre-Mitigation . 50.8 |======================================================= Mitigated ...... 51.8 |======================================================== PyPerformance 1.0.0 Benchmark: json_loads Milliseconds < Lower Is Better Pre-Mitigation . 64.9 |======================================================== Mitigated ...... 65.0 |======================================================== PyPerformance 1.0.0 Benchmark: regex_compile Milliseconds < Lower Is Better Pre-Mitigation . 453 |========================================================= Mitigated ...... 453 |========================================================= PyPerformance 1.0.0 Benchmark: python_startup Milliseconds < Lower Is Better Pre-Mitigation . 14.8 |======================================================== Mitigated ...... 14.9 |======================================================== PHPBench 0.8.1 PHP Benchmark Suite Score > Higher Is Better Pre-Mitigation . 168809 |====================================================== Mitigated ...... 168686 |====================================================== BRL-CAD 7.30.8 VGR Performance Metric VGR Performance Metric > Higher Is Better Pre-Mitigation . 994727 |===================================================== Mitigated ...... 1001744 |=====================================================