Gentoo Kernel benchmark Gentoo no-mitigation 5.6.9 Gentoo no-mitigation 4.19.113: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (259.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Gentoo 2.6, Kernel: 4.19.113-gentoo-x86_64 (x86_64), Desktop: LXQt 0.14.1, Display Server: X Server 1.20.7, Display Driver: NVIDIA 440.82, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 10.2.159, Compiler: GCC 9.3.0 + Clang 9.0.1 + LLVM 9.0.1 + CUDA 10.2, File-System: ext4, Screen Resolution: 2880x1800 Gentoo no-mitigation 5.4.31: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (259.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Gentoo 2.6, Kernel: 5.4.31-gentoo-x86_64 (x86_64), Desktop: LXQt 0.14.1, Display Server: X Server 1.20.7, Display Driver: NVIDIA 440.82, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 10.2.159, Compiler: GCC 9.3.0 + Clang 9.0.1 + LLVM 9.0.1 + CUDA 10.2, File-System: ext4, Screen Resolution: 2880x1800 Gentoo no-mitigation 5.6.4: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (259.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Gentoo 2.6, Kernel: 5.6.4-gentoo-x86_64 (x86_64), Desktop: LXQt 0.14.1, Display Server: X Server 1.20.7, Display Driver: NVIDIA 440.82, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 10.2.159, Compiler: GCC 9.3.0 + Clang 9.0.1 + LLVM 9.0.1 + CUDA 10.2, File-System: ext4, Screen Resolution: 2880x1800 Gentoo no-mitigation 5.4.37-ck MUQSS: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (259.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Gentoo 2.6, Kernel: 5.4.37-ck-x86_64 (x86_64), Desktop: MATE 1.24.0, Display Server: X Server 1.20.7, Display Driver: NVIDIA 440.82, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 10.2.159, Compiler: GCC 9.3.0 + Clang 10.0.0 + LLVM 10.0.0 + CUDA 10.2, File-System: ext4, Screen Resolution: 2880x1800 Gentoo no-mitigation 5.6.9: Processor: Intel Core i7-3615QM @ 3.30GHz (4 Cores / 8 Threads), Motherboard: Apple Mac-C3EC7CD22292981F (259.0.0.0.0 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 251GB APPLE SSD SM256E, Graphics: NVIDIA GeForce GT 650M 1GB (797/2508MHz), Audio: Cirrus Logic CS4206, Monitor: Color LCD, Network: Broadcom NetXtreme BCM57786 PCIe + Broadcom BCM4331 802.11a/b/g/n OS: Gentoo 2.6, Kernel: 5.6.9-gentoo-x86_64 (x86_64), Desktop: MATE 1.24.0, Display Server: X Server 1.20.7, Display Driver: NVIDIA 440.82, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 10.2.159, Compiler: GCC 9.3.0 + Clang 10.0.0 + LLVM 10.0.0 + CUDA 10.2, File-System: ext4, Screen Resolution: 2880x1800 PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better Gentoo no-mitigation 4.19.113 ........ 4411 |================================ Gentoo no-mitigation 4.19.113 ........ 4438 |================================ Gentoo no-mitigation 5.4.31 .......... 4687 |================================== Gentoo no-mitigation 5.6.4 ........... 4629 |================================== Gentoo no-mitigation 5.4.37-ck MUQSS . 4191 |============================== Gentoo no-mitigation 5.6.9 ........... 4658 |================================== Tinymembench 2018-05-28 Standard Memcpy MB/s > Higher Is Better Gentoo no-mitigation 4.19.113 ........ 9636.5 |================================ Gentoo no-mitigation 5.4.31 .......... 9535.0 |================================ Gentoo no-mitigation 5.6.4 ........... 9545.2 |================================ Gentoo no-mitigation 5.4.37-ck MUQSS . 9642.7 |================================ Gentoo no-mitigation 5.6.9 ........... 9616.8 |================================ Tinymembench 2018-05-28 Standard Memset MB/s > Higher Is Better Gentoo no-mitigation 4.19.113 ........ 24892.2 |============================== Gentoo no-mitigation 5.4.31 .......... 25510.9 |=============================== Gentoo no-mitigation 5.6.4 ........... 24865.6 |============================== Gentoo no-mitigation 5.4.37-ck MUQSS . 24803.5 |============================== Gentoo no-mitigation 5.6.9 ........... 24874.5 |============================== MBW 2018-09-08 Test: Memory Copy - Array Size: 512 MiB MiB/s > Higher Is Better Gentoo no-mitigation 4.19.113 ........ 8767.81 |=============================== Gentoo no-mitigation 5.4.31 .......... 8699.71 |=============================== Gentoo no-mitigation 5.6.4 ........... 8662.79 |=============================== Gentoo no-mitigation 5.4.37-ck MUQSS . 8789.96 |=============================== Gentoo no-mitigation 5.6.9 ........... 8768.20 |=============================== t-test1 2017-01-13 Threads: 1 Seconds < Lower Is Better Gentoo no-mitigation 4.19.113 ........ 22.08 |================================ Gentoo no-mitigation 5.4.31 .......... 21.93 |================================ Gentoo no-mitigation 5.6.4 ........... 21.70 |================================ Gentoo no-mitigation 5.4.37-ck MUQSS . 22.49 |================================= Gentoo no-mitigation 5.6.9 ........... 21.55 |================================ pmbench Concurrent Worker Threads: 2 - Read-Write Ratio: 50% us - Average Page Latency < Lower Is Better Gentoo no-mitigation 4.19.113 ........ 0.0878 |================================ Gentoo no-mitigation 5.4.31 .......... 0.0886 |================================ Gentoo no-mitigation 5.6.4 ........... 0.0890 |================================ Gentoo no-mitigation 5.4.37-ck MUQSS . 0.0886 |================================ Gentoo no-mitigation 5.6.9 ........... 0.0888 |================================ IPC_benchmark Type: TCP Socket - Message Bytes: 128 Messages Per Second > Higher Is Better Gentoo no-mitigation 4.19.113 ........ 2700900 |============================= Gentoo no-mitigation 5.4.31 .......... 2733423 |============================= Gentoo no-mitigation 5.6.4 ........... 2711613 |============================= Gentoo no-mitigation 5.4.37-ck MUQSS . 2543574 |=========================== Gentoo no-mitigation 5.6.9 ........... 2883630 |=============================== Hackbench Count: 8 - Type: Thread Seconds < Lower Is Better Gentoo no-mitigation 4.19.113 ........ 40.51 |======================== Gentoo no-mitigation 5.4.31 .......... 41.49 |======================== Gentoo no-mitigation 5.6.4 ........... 42.12 |======================== Gentoo no-mitigation 5.4.37-ck MUQSS . 56.76 |================================= Gentoo no-mitigation 5.6.9 ........... 40.10 |======================= SQLite Speedtest 3.30 Timed Time - Size 1,000 Seconds < Lower Is Better Gentoo no-mitigation 4.19.113 ........ 95.33 |================================= Gentoo no-mitigation 5.4.31 .......... 94.26 |================================= Gentoo no-mitigation 5.6.4 ........... 94.28 |================================= Gentoo no-mitigation 5.4.37-ck MUQSS . 95.11 |================================= Gentoo no-mitigation 5.6.9 ........... 94.74 |================================= ctx_clock Context Switch Time Clocks < Lower Is Better Gentoo no-mitigation 4.19.113 ........ 118 |================================== Gentoo no-mitigation 5.4.31 .......... 121 |=================================== Gentoo no-mitigation 5.6.4 ........... 119 |================================== Gentoo no-mitigation 5.4.37-ck MUQSS . 118 |================================== Gentoo no-mitigation 5.6.9 ........... 119 |================================== Facebook RocksDB 6.3.6 Test: Random Read Op/s > Higher Is Better Gentoo no-mitigation 4.19.113 ........ 13525169 |============================ Gentoo no-mitigation 5.4.31 .......... 13567392 |============================ Gentoo no-mitigation 5.6.4 ........... 13554627 |============================ Gentoo no-mitigation 5.4.37-ck MUQSS . 14503447 |============================== Gentoo no-mitigation 5.6.9 ........... 14579180 |============================== OSBench Test: Create Processes us Per Event < Lower Is Better Gentoo no-mitigation 4.19.113 ........ 23.95 |========================= Gentoo no-mitigation 5.4.31 .......... 24.30 |========================== Gentoo no-mitigation 5.6.4 ........... 24.79 |========================== Gentoo no-mitigation 5.4.37-ck MUQSS . 31.15 |================================= Gentoo no-mitigation 5.6.9 ........... 26.41 |============================ Schbench Message Threads: 8 - Workers Per Message Thread: 8 usec, 99.9th Latency Percentile < Lower Is Better Gentoo no-mitigation 4.19.113 ........ 85257 |=========== Gentoo no-mitigation 5.4.31 .......... 85717 |=========== Gentoo no-mitigation 5.6.4 ........... 88107 |============ Gentoo no-mitigation 5.4.37-ck MUQSS . 239360 |================================ Gentoo no-mitigation 5.6.9 ........... 88277 |============