sketchy-disk-benchmarks VMware testing on CentOS Linux 8 via the Phoronix Test Suite. adaptec5405-4disk-raid5: Processor: Intel Xeon E7 4870 (2 Cores), Motherboard: Intel 440BX (VMW71.00V.13989454.B64.1906190538 BIOS), Chipset: Intel 440BX/ZX/DX, Memory: 1 x 4 GB DRAM VMW-4096MB, Disk: 268GB Virtual disk, Graphics: VMware SVGA II, Network: VMware VMXNET3 OS: CentOS Linux 8, Kernel: 4.18.0-193.6.3.el8_2.x86_64 (x86_64), Compiler: GCC 8.3.1 20191121, File-System: xfs, Screen Resolution: 1176x885, System Layer: VMware optane910: Processor: Intel Xeon E7 4870 (2 Cores), Motherboard: Intel 440BX (VMW71.00V.13989454.B64.1906190538 BIOS), Chipset: Intel 440BX/ZX/DX, Memory: 1 x 4 GB DRAM VMW-4096MB, Disk: 268GB Virtual disk, Graphics: VMware SVGA II, Network: VMware VMXNET3 OS: CentOS Linux 8, Kernel: 4.18.0-193.6.3.el8_2.x86_64 (x86_64), Compiler: GCC 8.3.1 20191121, File-System: xfs, Screen Resolution: 1176x885, System Layer: VMware IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better adaptec5405-4disk-raid5 . 8583.48 |============================================ optane910 ............... 8628.27 |============================================ IOzone 3.465 Record Size: 2MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better adaptec5405-4disk-raid5 . 8704.59 |============================================ optane910 ............... 8674.62 |============================================ IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better adaptec5405-4disk-raid5 . 2494.95 |=========================================== optane910 ............... 2539.10 |============================================ IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better adaptec5405-4disk-raid5 . 364.80 |================ optane910 ............... 1020.19 |============================================ IOzone 3.465 Record Size: 2MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better adaptec5405-4disk-raid5 . 392.92 |================ optane910 ............... 1089.17 |============================================ IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better adaptec5405-4disk-raid5 . 26.70 |=================================== optane910 ............... 35.32 |============================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better adaptec5405-4disk-raid5 . 8830.00 |============================================ optane910 ............... 8860.15 |============================================ IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better adaptec5405-4disk-raid5 . 275.34 |============================== optane910 ............... 410.66 |=============================================