qemu-writeback KVM QEMU testing on Ubuntu 20.04 via the Phoronix Test Suite.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 2010159-FI-QEMUWRITE09 QEMU HDD Processor: QEMU Virtual 2.5+ (1 Core), Motherboard: QEMU Standard PC (Q35 + ICH9 2009) (0.0.0 BIOS), Chipset: Intel 82G33/G31/P35/P31 + ICH9, Memory: 4096MB, Disk: 43GB QEMU HDD + QEMU HDD, Network: 2 x Red Hat Virtio device
OS: Ubuntu 20.04, Kernel: 5.4.0-47-generic (x86_64), File-System: ext4, System Layer: KVM QEMU
Disk Notes: MQ-DEADLINE / relatime,rwProcessor Notes: CPU Microcode: 0x1Security Notes: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling + srbds: Not affected + tsx_async_abort: Not affected
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 150 300 450 600 750 SE +/- 8.74, N = 3 686
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 80 160 240 320 400 SE +/- 6.01, N = 3 378
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 3.00, N = 4 212
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 80 160 240 320 400 SE +/- 4.04, N = 3 383
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 3.37, N = 15 211
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 6.11, N = 15 235
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 7.23, N = 15 224
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 150 300 450 600 750 SE +/- 1.86, N = 3 713
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 140 280 420 560 700 SE +/- 10.02, N = 3 636
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 150 300 450 600 750 SE +/- 7.73, N = 15 674
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 150 300 450 600 750 SE +/- 7.84, N = 3 708
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 130 260 390 520 650 SE +/- 3.84, N = 3 594
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 40 80 120 160 200 SE +/- 4.19, N = 12 199
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 160 320 480 640 800 SE +/- 7.13, N = 3 750
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 80 160 240 320 400 SE +/- 4.94, N = 12 362
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 140 280 420 560 700 SE +/- 4.91, N = 3 662
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 80 160 240 320 400 SE +/- 2.85, N = 3 367
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 2.06, N = 15 219
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 40 80 120 160 200 SE +/- 2.65, N = 3 192
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 120 240 360 480 600 SE +/- 19.63, N = 15 544
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 40 80 120 160 200 SE +/- 4.63, N = 15 203
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 5.76, N = 15 209
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 80 160 240 320 400 SE +/- 5.58, N = 15 365
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 80 160 240 320 400 SE +/- 2.40, N = 3 378
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 2.31, N = 3 223
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 1.88, N = 15 215
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 6.02, N = 12 224
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 5.20, N = 15 224
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 5.23, N = 12 221
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 7.07, N = 15 230
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 170 340 510 680 850 SE +/- 4.16, N = 3 771
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 170 340 510 680 850 SE +/- 1.76, N = 3 771
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 170 340 510 680 850 SE +/- 8.17, N = 3 771
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 140 280 420 560 700 654
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 150 300 450 600 750 SE +/- 11.79, N = 15 701
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 130 260 390 520 650 SE +/- 1.20, N = 3 595
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 SE +/- 2.85, N = 3 208
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 50 100 150 200 250 207
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 120 240 360 480 600 SE +/- 8.57, N = 3 565
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 120 240 360 480 600 SE +/- 3.84, N = 3 566
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 40 80 120 160 200 SE +/- 9.31, N = 15 180.4
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 30 60 90 120 150 SE +/- 6.18, N = 15 132
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 30 60 90 120 150 SE +/- 8.13, N = 12 150
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 30 60 90 120 150 SE +/- 2.76, N = 12 128
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 30 60 90 120 150 SE +/- 7.31, N = 15 137
OpenBenchmarking.org MB/s, More Is Better Flexible IO Tester 3.16 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 1MB - Disk Target: Default Test Directory QEMU HDD 30 60 90 120 150 SE +/- 4.77, N = 15 133
QEMU HDD Processor: QEMU Virtual 2.5+ (1 Core), Motherboard: QEMU Standard PC (Q35 + ICH9 2009) (0.0.0 BIOS), Chipset: Intel 82G33/G31/P35/P31 + ICH9, Memory: 4096MB, Disk: 43GB QEMU HDD + QEMU HDD, Network: 2 x Red Hat Virtio device
OS: Ubuntu 20.04, Kernel: 5.4.0-47-generic (x86_64), File-System: ext4, System Layer: KVM QEMU
Disk Notes: MQ-DEADLINE / relatime,rwProcessor Notes: CPU Microcode: 0x1Security Notes: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling + srbds: Not affected + tsx_async_abort: Not affected
Testing initiated at 14 October 2020 17:44 by user temerkhanov.