compress-zstd-1.6.0run 2 x Intel Xeon E5-2620 v2 testing with a ASUS Z9PE-D8 WS (5503 BIOS) and ASPEED on CentOS Stream 9 via the Phoronix Test Suite. debug: Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P, Graphics: ASPEED, Audio: Realtek ALC898, Network: 2 x Intel 82574L OS: CentOS Stream 9, Kernel: 5.14.0-467.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768 NoGVNO2: Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P, Graphics: ASPEED, Audio: Realtek ALC898, Network: 2 x Intel 82574L OS: CentOS Stream 9, Kernel: 5.14.0-467.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768 NoGVNO3: Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 256GB Samsung SSD 850 + 2000GB Western Digital WD20EARX-00P, Graphics: ASPEED, Audio: Realtek ALC898, Network: 2 x Intel 82574L OS: CentOS Stream 9, Kernel: 5.14.0-467.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768 OptNoSimplO2: Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 2000GB Western Digital WD20EARX-00P + 256GB Samsung SSD 850, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L OS: CentOS Stream 9, Kernel: 5.14.0-474.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768 OptNoSimplO3: Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 2000GB Western Digital WD20EARX-00P + 256GB Samsung SSD 850, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L OS: CentOS Stream 9, Kernel: 5.14.0-474.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768 OptSimplO2: Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 2000GB Western Digital WD20EARX-00P + 256GB Samsung SSD 850, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L OS: CentOS Stream 9, Kernel: 5.14.0-474.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768 OptSimplO3: Processor: 2 x Intel Xeon E5-2620 v2 @ 2.60GHz (12 Cores / 24 Threads), Motherboard: ASUS Z9PE-D8 WS (5503 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 32GB, Disk: 2000GB Western Digital WD20EARX-00P + 256GB Samsung SSD 850, Graphics: ASPEED, Audio: Realtek ALC898, Monitor: ASUS VW190, Network: 2 x Intel 82574L OS: CentOS Stream 9, Kernel: 5.14.0-474.el9.x86_64 (x86_64), Display Server: X Server, Display Driver: NVIDIA, Compiler: GCC 11.4.1 20231218 + PGI Compiler 16.10-0 + LLVM 3.1 + CUDA 11.2, File-System: ext4, Screen Resolution: 1024x768 Zstd Compression 1.5.4 Compression Level: 8, Long Mode - Compression Speed MB/s > Higher Is Better OptSimplO2 ... 40.6 |========= OptSimplO3 ... 40.7 |========= debug ........ 251.2 |========================================================= NoGVNO2 ...... 41.0 |========= NoGVNO3 ...... 40.9 |========= OptNoSimplO2 . 41.0 |========= OptNoSimplO3 . 40.9 |========= OptSimplO2 ... 40.8 |========= OptSimplO3 ... 40.6 |========= Zstd Compression 1.5.4 Compression Level: 3 - Compression Speed MB/s > Higher Is Better OptSimplO2 ... 138.2 |========== OptSimplO3 ... 135.8 |========= debug ........ 826.6 |========================================================= NoGVNO2 ...... 136.0 |========= NoGVNO3 ...... 136.3 |========= OptNoSimplO2 . 137.5 |========= OptNoSimplO3 . 137.3 |========= OptSimplO2 ... 136.1 |========= OptSimplO3 ... 136.5 |========= Zstd Compression 1.5.4 Compression Level: 8 - Compression Speed MB/s > Higher Is Better OptSimplO2 ... 41.7 |========== OptSimplO3 ... 41.7 |========== debug ........ 242.0 |========================================================= NoGVNO2 ...... 42.5 |========== NoGVNO3 ...... 42.7 |========== OptNoSimplO2 . 42.6 |========== OptNoSimplO3 . 42.3 |========== OptSimplO2 ... 42.1 |========== OptSimplO3 ... 42.3 |========== Zstd Compression 1.5.4 Compression Level: 12 - Compression Speed MB/s > Higher Is Better debug ........ 89.7 |========================================================== NoGVNO2 ...... 17.5 |=========== NoGVNO3 ...... 17.7 |=========== OptNoSimplO2 . 17.6 |=========== OptNoSimplO3 . 17.7 |=========== OptSimplO2 ... 17.7 |=========== OptSimplO3 ... 17.6 |=========== Zstd Compression 1.5.4 Compression Level: 19 - Compression Speed MB/s > Higher Is Better OptSimplO2 ... 2.08 |============== OptSimplO3 ... 2.10 |============== debug ........ 8.70 |========================================================== NoGVNO2 ...... 2.08 |============== NoGVNO3 ...... 2.15 |============== OptNoSimplO2 . 2.09 |============== OptNoSimplO3 . 2.16 |============== OptSimplO2 ... 2.10 |============== OptSimplO3 ... 2.09 |============== Zstd Compression 1.5.4 Compression Level: 3, Long Mode - Compression Speed MB/s > Higher Is Better OptSimplO2 ... 111.1 |================ OptSimplO3 ... 112.9 |================ debug ........ 404.6 |========================================================= NoGVNO2 ...... 111.3 |================ NoGVNO3 ...... 112.5 |================ OptNoSimplO2 . 112.3 |================ OptNoSimplO3 . 112.9 |================ OptSimplO2 ... 111.5 |================ OptSimplO3 ... 112.5 |================ Zstd Compression 1.5.4 Compression Level: 19, Long Mode - Compression Speed MB/s > Higher Is Better OptSimplO2 ... 1.98 |======================== OptSimplO3 ... 2.02 |========================= debug ........ 4.78 |========================================================== NoGVNO2 ...... 1.97 |======================== NoGVNO3 ...... 2.03 |========================= OptNoSimplO2 . 1.99 |======================== OptNoSimplO3 . 2.05 |========================= OptSimplO2 ... 1.97 |======================== OptSimplO3 ... 1.98 |======================== Zstd Compression 1.5.4 Compression Level: 8, Long Mode - Decompression Speed MB/s > Higher Is Better OptSimplO2 ... 519.2 |======================================================= OptSimplO3 ... 518.7 |======================================================= debug ........ 538.4 |========================================================= NoGVNO2 ...... 514.4 |====================================================== NoGVNO3 ...... 513.7 |====================================================== OptNoSimplO2 . 516.4 |======================================================= OptNoSimplO3 . 516.9 |======================================================= OptSimplO2 ... 514.6 |====================================================== OptSimplO3 ... 515.7 |======================================================= Zstd Compression 1.5.4 Compression Level: 3, Long Mode - Decompression Speed MB/s > Higher Is Better OptSimplO2 ... 506.8 |========================================================= OptSimplO3 ... 510.2 |========================================================= debug ........ 491.7 |======================================================= NoGVNO2 ...... 504.1 |======================================================== NoGVNO3 ...... 505.0 |======================================================== OptNoSimplO2 . 505.2 |======================================================== OptNoSimplO3 . 505.8 |========================================================= OptSimplO2 ... 504.3 |======================================================== OptSimplO3 ... 504.7 |======================================================== Zstd Compression 1.5.4 Compression Level: 3 - Decompression Speed MB/s > Higher Is Better OptSimplO2 ... 500.7 |======================================================= OptSimplO3 ... 500.4 |======================================================= debug ........ 514.9 |========================================================= NoGVNO2 ...... 496.3 |======================================================= NoGVNO3 ...... 496.3 |======================================================= OptNoSimplO2 . 496.8 |======================================================= OptNoSimplO3 . 498.7 |======================================================= OptSimplO2 ... 498.3 |======================================================= OptSimplO3 ... 498.1 |======================================================= Zstd Compression 1.5.4 Compression Level: 8 - Decompression Speed MB/s > Higher Is Better OptSimplO2 ... 519.5 |======================================================== OptSimplO3 ... 521.2 |======================================================== debug ........ 530.9 |========================================================= NoGVNO2 ...... 515.7 |======================================================= NoGVNO3 ...... 517.3 |======================================================== OptNoSimplO2 . 517.3 |======================================================== OptNoSimplO3 . 516.6 |======================================================= OptSimplO2 ... 516.3 |======================================================= OptSimplO3 ... 518.4 |======================================================== Zstd Compression 1.5.4 Compression Level: 12 - Decompression Speed MB/s > Higher Is Better OptSimplO2 ... 501.5 |======================================================== OptSimplO3 ... 500.4 |======================================================== debug ........ 511.2 |========================================================= NoGVNO2 ...... 497.1 |======================================================= NoGVNO3 ...... 497.1 |======================================================= OptNoSimplO2 . 498.2 |======================================================== OptNoSimplO3 . 499.0 |======================================================== OptSimplO2 ... 499.0 |======================================================== OptSimplO3 ... 499.4 |======================================================== Zstd Compression 1.5.4 Compression Level: 19 - Decompression Speed MB/s > Higher Is Better OptSimplO2 ... 459.7 |======================================================== OptSimplO3 ... 460.9 |======================================================== debug ........ 468.4 |========================================================= NoGVNO2 ...... 457.8 |======================================================== NoGVNO3 ...... 458.0 |======================================================== OptNoSimplO2 . 459.1 |======================================================== OptNoSimplO3 . 458.6 |======================================================== OptSimplO2 ... 459.0 |======================================================== OptSimplO3 ... 457.7 |======================================================== Zstd Compression 1.5.4 Compression Level: 19, Long Mode - Decompression Speed MB/s > Higher Is Better OptSimplO2 ... 454.5 |========================================================= OptSimplO3 ... 455.8 |========================================================= debug ........ 453.9 |========================================================= NoGVNO2 ...... 451.6 |======================================================== NoGVNO3 ...... 451.6 |======================================================== OptNoSimplO2 . 452.8 |========================================================= OptNoSimplO3 . 452.9 |========================================================= OptSimplO2 ... 450.7 |======================================================== OptSimplO3 ... 450.3 |======================================================== Zstd Compression 1.5.4 Compression Level: 19, Long Mode MB/s > Higher Is Better Zstd Compression 1.5.4 Compression Level: 8, Long Mode MB/s > Higher Is Better Zstd Compression 1.5.4 Compression Level: 3, Long Mode MB/s > Higher Is Better Zstd Compression 1.5.4 Compression Level: 19 MB/s > Higher Is Better Zstd Compression 1.5.4 Compression Level: 12 MB/s > Higher Is Better Zstd Compression 1.5.4 Compression Level: 8 MB/s > Higher Is Better Zstd Compression 1.5.4 Compression Level: 3 MB/s > Higher Is Better