testecompressaodebian2 KVM testing on Debian 11 via the Phoronix Test Suite. 8 x Intel Xeon E5-2620 v4: Processor: 8 x Intel Xeon E5-2620 v4 (8 Cores), Motherboard: QEMU Standard PC (Q35 + ICH9 2009) (1.15.0-1 BIOS), Chipset: Intel 82G33/G31/P35/P31 + ICH9, Memory: 3584MB, Disk: 57GB, Graphics: llvmpipe, Audio: QEMU Generic, Monitor: QEMU Monitor, Network: Red Hat Virtio device OS: Debian 11, Kernel: 5.10.0-27-amd64 (x86_64), Desktop: GNOME Shell 3.38.6, Display Server: X Server + Wayland, OpenGL: 4.5 Mesa 20.3.5 (LLVM 11.0.1 256 bits), Compiler: GCC 10.2.1 20210110, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM RAR Compression 6.0.2 Linux Source Tree Archiving To RAR Seconds < Lower Is Better 8 x Intel Xeon E5-2620 v4 . 195.05 |=========================================== XZ Compression 5.2.4 Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9 Seconds < Lower Is Better 8 x Intel Xeon E5-2620 v4 . 87.90 |============================================ lzbench 1.8 Test: XZ 0 - Process: Decompression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 48 |=============================================== lzbench 1.8 Test: XZ 0 - Process: Compression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 15 |=============================================== Zstd Compression 1.5.4 Compression Level: 12 - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 654.5 |============================================ Zstd Compression 1.5.4 Compression Level: 12 - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 46.9 |============================================= Zstd Compression 1.5.4 Compression Level: 8 - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 667.6 |============================================ Zstd Compression 1.5.4 Compression Level: 8 - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 136.0 |============================================ 7-Zip Compression 22.01 Test: Decompression Rating MIPS > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 13707 |============================================ 7-Zip Compression 22.01 Test: Compression Rating MIPS > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 16014 |============================================ Gzip Compression Linux Source Tree Archiving To .tar.gz Seconds < Lower Is Better 8 x Intel Xeon E5-2620 v4 . 99.84 |============================================ lzbench 1.8 Test: Zstd 1 - Process: Decompression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 545 |============================================== lzbench 1.8 Test: Zstd 1 - Process: Compression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 181 |============================================== lzbench 1.8 Test: Libdeflate 1 - Process: Compression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 72 |=============================================== Zstd Compression 1.5.4 Compression Level: 19 - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 354.5 |============================================ Zstd Compression 1.5.4 Compression Level: 19 - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 5.35 |============================================= Zstd Compression 1.5.4 Compression Level: 19, Long Mode - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 341.6 |============================================ Zstd Compression 1.5.4 Compression Level: 19, Long Mode - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 2.80 |============================================= C-Blosc 2.11 Test: blosclz noshuffle - Buffer Size: 256MB MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 1875.8 |=========================================== C-Blosc 2.11 Test: blosclz noshuffle - Buffer Size: 64MB MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 2755.3 |=========================================== Zstd Compression 1.5.4 Compression Level: 3 - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 470.8 |============================================ Zstd Compression 1.5.4 Compression Level: 3 - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 528.0 |============================================ Zstd Compression 1.5.4 Compression Level: 8, Long Mode - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 627.9 |============================================ Zstd Compression 1.5.4 Compression Level: 8, Long Mode - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 136.0 |============================================ Zstd Compression 1.5.4 Compression Level: 3, Long Mode - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 664.3 |============================================ Zstd Compression 1.5.4 Compression Level: 3, Long Mode - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 369.0 |============================================ lzbench 1.8 Test: Zstd 8 - Process: Decompression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 554 |============================================== lzbench 1.8 Test: Zstd 8 - Process: Compression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 28 |=============================================== System ZLIB Decompression 1.2.7 ms < Lower Is Better 8 x Intel Xeon E5-2620 v4 . 4556.94 |========================================== C-Blosc 2.11 Test: blosclz noshuffle - Buffer Size: 8MB MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 3870.2 |=========================================== lzbench 1.8 Test: Crush 0 - Process: Decompression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 183 |============================================== lzbench 1.8 Test: Crush 0 - Process: Compression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 31 |=============================================== lzbench 1.8 Test: Brotli 0 - Process: Decompression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 207 |============================================== lzbench 1.8 Test: Brotli 0 - Process: Compression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 160 |============================================== lzbench 1.8 Test: Brotli 2 - Process: Decompression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 249 |============================================== lzbench 1.8 Test: Brotli 2 - Process: Compression MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 59 |=============================================== LZ4 Compression 1.9.4 Compression Level: 9 - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 1253.2 |=========================================== LZ4 Compression 1.9.4 Compression Level: 9 - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 10.44 |============================================ System GZIP Decompression Seconds < Lower Is Better 8 x Intel Xeon E5-2620 v4 . 7.310 |============================================ LZ4 Compression 1.9.4 Compression Level: 3 - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 1194.0 |=========================================== LZ4 Compression 1.9.4 Compression Level: 3 - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 28.83 |============================================ System XZ Decompression Seconds < Lower Is Better 8 x Intel Xeon E5-2620 v4 . 9.805 |============================================ LZ4 Compression 1.9.4 Compression Level: 1 - Decompression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 1303.5 |=========================================== LZ4 Compression 1.9.4 Compression Level: 1 - Compression Speed MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 227.76 |=========================================== C-Blosc 2.11 Test: blosclz noshuffle - Buffer Size: 128MB MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 2378.7 |=========================================== C-Blosc 2.11 Test: blosclz noshuffle - Buffer Size: 32MB MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 2941.6 |=========================================== C-Blosc 2.11 Test: blosclz noshuffle - Buffer Size: 16MB MB/s > Higher Is Better 8 x Intel Xeon E5-2620 v4 . 3203.8 |=========================================== C-Blosc 2.11 Test: blosclz shuffle - Buffer Size: 256MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz bitshuffle - Buffer Size: 256MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz bitshuffle - Buffer Size: 128MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz shuffle - Buffer Size: 128MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz shuffle - Buffer Size: 64MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz bitshuffle - Buffer Size: 64MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz shuffle - Buffer Size: 32MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz bitshuffle - Buffer Size: 32MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz shuffle - Buffer Size: 16MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz bitshuffle - Buffer Size: 16MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz shuffle - Buffer Size: 8MB MB/s > Higher Is Better C-Blosc 2.11 Test: blosclz bitshuffle - Buffer Size: 8MB MB/s > Higher Is Better