ioz1 openvz testing on Debian 8.3 via the Phoronix Test Suite. 1: Processor: Intel Xeon E3-1240 V2 @ 3.40GHz (4 Cores), Memory: 6144MB, Disk: 15GB OS: Debian 8.3, Kernel: 2.6.32-44-pve (x86_64), Compiler: GCC 4.9.2, File-System: ext2/ext3, System Layer: openvz 2: Processor: Intel Xeon E3-1240 V2 @ 3.40GHz (4 Cores), Memory: 6144MB, Disk: 15GB OS: Debian 8.3, Kernel: 2.6.32-44-pve (x86_64), Compiler: GCC 4.9.2, File-System: ext2/ext3, System Layer: openvz small: Processor: Intel Xeon E3-1240 V2 @ 3.40GHz (4 Cores), Memory: 6144MB, Disk: 15GB OS: Debian 8.3, Kernel: 2.6.32-44-pve (x86_64), Compiler: GCC 4.9.2, File-System: ext2/ext3, System Layer: openvz big: Processor: Intel Xeon E3-1240 V2 @ 3.40GHz (4 Cores), Memory: 6144MB, Disk: 15GB OS: Debian 8.3, Kernel: 2.6.32-44-pve (x86_64), Compiler: GCC 4.9.2, File-System: ext2/ext3, System Layer: openvz reado: Processor: Intel Xeon E3-1240 V2 @ 3.40GHz (4 Cores), Memory: 6144MB, Disk: 15GB OS: Debian 8.3, Kernel: 2.6.32-44-pve (x86_64), Compiler: GCC 4.9.2, File-System: ext2/ext3, System Layer: openvz IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 1 ... 6572.12 |================================================================ big . 6489.44 |=============================================================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 1 ..... 6310.83 |============================================================== small . 5993.64 |=========================================================== IOzone 3.405 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 1 ..... 347.45 |=============================================================== big ... 343.81 |============================================================== reado . 345.29 |=============================================================== IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 1 ..... 330.45 |=============================================================== small . 329.58 |=============================================================== IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 1 . 6914.29 |================================================================== 2 . 6811.73 |================================================================= IOzone 3.405 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 1 . 346.74 |=================================================================== 2 . 346.06 |===================================================================