Opt6348 Compression #1 Second boot of M915 with 4x 6308 Opterons (4 core each) and 256Mb Memory BIOS Optimal: Processor: AMD Opteron 6348 @ 2.80GHz (12 Cores), Motherboard: Supermicro H8SGL 1234567890, Chipset: AMD [AMD/ATI] RD890S/SR5650, Memory: 32GB, Disk: ATA OCZ VERTEX3 2.25 + Intel RES2SV240 0600, Graphics: Matrox MGA G200eW WPCM450, Network: Intel Gigabit CT 82574L OS: FreeBSD, Kernel: 13.1-RELEASE-p3 (x86_64), Compiler: Clang 13.0.0, File-System: ufs opt6308 M915 128MB: Processor: AMD Opteron 6308 @ 3.50GHz (8 Cores), Motherboard: Dell PowerEdge M915, Chipset: AMD [AMD/ATI] RD890 (2x8) PCI-e GFX Hydra part, Memory: 128GB, Disk: 2 x HGST HDN728080AL W91X + 3 x HITACHI HUS723030ALS640 MS03 + 2 x LSI SAS2X36 0417 + 5 x HP MB3000FBUCN HPD2 + HP MB3000FBUCN HPD3 + OCZ VERTEX3 2.25 + HITACHI HUS723030ALS641 MS06, Graphics: Matrox MGA G200eW WPCM450 OS: FreeBSD, Kernel: 13.1-RELEASE-p3 (x86_64), Compiler: GCC 12.2.0 + Clang 13.0.0, File-System: ufs 4x6308 Opteron, 256Mb memory: Processor: AMD Opteron 6308 @ 3.50GHz (16 Cores), Motherboard: Dell PowerEdge M915, Chipset: AMD [AMD/ATI] RD890 (2x8) PCI-e GFX Hydra part, Memory: 256GB, Disk: 5 x HP MB3000FBUCN HPD2 + HP MB3000FBUCN HPD3 + OCZ VERTEX3 2.25 + HITACHI HUS723030ALS641 MS06 + 2 x LSI SAS2X36 0417 + 2 x HGST HDN728080AL W91X + 3 x HITACHI HUS723030ALS640 MS03, Graphics: Matrox MGA G200eW WPCM450 OS: FreeBSD, Kernel: 13.1-RELEASE-p3 (x86_64), Compiler: GCC 12.2.0 + Clang 13.0.0, File-System: ufs C-Blosc 2.3 Test: blosclz shuffle MB/s > Higher Is Better C-Blosc 2.3 Test: blosclz bitshuffle MB/s > Higher Is Better lzbench 1.8 Test: XZ 0 lzbench 1.8 Test: Zstd 1 lzbench 1.8 Test: Zstd 8 lzbench 1.8 Test: Crush 0 lzbench 1.8 Test: Brotli 0 lzbench 1.8 Test: Brotli 2 lzbench 1.8 Test: Libdeflate 1 LZ4 Compression 1.9.3 Compression Level: 1 MB/s > Higher Is Better LZ4 Compression 1.9.3 Compression Level: 3 MB/s > Higher Is Better LZ4 Compression 1.9.3 Compression Level: 9 MB/s > Higher Is Better Zstd Compression 1.5.0 Compression Level: 3 MB/s > Higher Is Better Zstd Compression 1.5.0 Compression Level: 8 MB/s > Higher Is Better Zstd Compression 1.5.0 Compression Level: 19 MB/s > Higher Is Better Zstd Compression 1.5.0 Compression Level: 3, Long Mode MB/s > Higher Is Better Zstd Compression 1.5.0 Compression Level: 8, Long Mode MB/s > Higher Is Better Zstd Compression 1.5.0 Compression Level: 19, Long Mode MB/s > Higher Is Better 7-Zip Compression 22.01 MIPS > Higher Is Better Gzip Compression Linux Source Tree Archiving To .tar.gz Seconds < Lower Is Better BIOS Optimal . 65.13 |========================================================= XZ Compression 5.2.4 Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9 Seconds < Lower Is Better BIOS Optimal ................. 50.52 |====================================== opt6308 M915 128MB ........... 54.07 |========================================= 4x6308 Opteron, 256Mb memory . 33.58 |========================= System XZ Decompression Seconds < Lower Is Better BIOS Optimal ................. 6.492 |========================================= opt6308 M915 128MB ........... 6.349 |======================================== 4x6308 Opteron, 256Mb memory . 6.294 |========================================