noraid-host-vs-guest

Running pts/iozone-1.8.0, pts/fio-1.7.1 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 1501086-LI-1501087LI12
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January 08 2015
 
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January 08 2015
 
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host

Processor: 2 x Intel Xeon E5-2620 0 @ 2.00GHz (24 Cores), Motherboard: Dell 0TTH1R, Memory: 8 x 8192 MB DDR3-1333MHz, Disk: 2 x 1000GB Seagate ST91000640NS

OS: CentOS 6.6, Kernel: 2.6.32-504.3.3.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4

Disk Notes: CFQ / barrier=1,data=ordered,relatime,rw,seclabel
System Notes: Disk Scheduler: CFQ. SELinux: Enabled.

guest

Processor: 16 x QEMU Virtual (cpu64-rhel6) @ 2.00GHz (16 Cores), Motherboard: Red Hat KVM, Memory: 2 x 16384 MB RAM, Disk: 10GB

OS: CentOS 6.6, Kernel: 2.6.32-504.3.3.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4, System Layer: QEMU

Disk Notes: CFQ / barrier=1,data=ordered,relatime,rw
System Notes: Disk Scheduler: CFQ.

noraid-host-vs-guestProcessorMotherboardMemoryDiskOSKernelCompilerFile-SystemSystem Layerhostguest2 x Intel Xeon E5-2620 0 @ 2.00GHz (24 Cores)Dell 0TTH1R8 x 8192 MB DDR3-1333MHz2 x 1000GB Seagate ST91000640NSCentOS 6.62.6.32-504.3.3.el6.x86_64 (x86_64)GCC 4.4.7 20120313ext416 x QEMU Virtual (cpu64-rhel6) @ 2.00GHz (16 Cores)Red Hat KVM2 x 16384 MB RAM10GBQEMUOpenBenchmarking.orgDisk Details- host: CFQ / barrier=1,data=ordered,relatime,rw,seclabel- guest: CFQ / barrier=1,data=ordered,relatime,rwSystem Details- host: Disk Scheduler: CFQ. SELinux: Enabled.- guest: Disk Scheduler: CFQ.

host vs. guest ComparisonPhoronix Test SuiteBaseline+142.2%+142.2%+284.4%+284.4%+426.6%+426.6%+568.8%+568.8%22.6%16.7%Seq Write - Libaio - No - 8KB - IOPS568.9%Seq Write - Libaio - No - 8KB - MB/s562%1MB - 2GB - Read Performance90.8%4Kb - 2GB - Read Performance82.5%64Kb - 2GB - Read Performance79%64Kb - 2GB - Write Performance42.4%1MB - 2GB - Write Performance38%Rand Write - Libaio - Yes - 8KB - MB/s37.1%Seq Write - Libaio - Yes - 8KB - MB/s33.5%Rand Write - Libaio - Yes - 8KB - IOPS33.4%4Kb - 2GB - Write Performance33%Seq Write - Libaio - Yes - 8KB - IOPS29.6%Seq Read - Libaio - No - 8KB - IOPS28.8%Seq Read - Libaio - No - 8KB - MB/s28.7%Rand Read - Libaio - No - 8KB - MB/sSeq Read - Libaio - Yes - 8KB - MB/s17%Rand Read - Libaio - No - 8KB - IOPSSeq Read - Libaio - Yes - 8KB - IOPS16.5%Rand Write - Libaio - No - 8KB - MB/s9.9%Rand Write - Libaio - No - 8KB - IOPS9.5%Rand Read - Libaio - Yes - 8KB - IOPS7%Rand Read - Libaio - Yes - 8KB - MB/s5.7%Flexible IO TesterFlexible IO TesterIOzoneIOzoneIOzoneIOzoneIOzoneFlexible IO TesterFlexible IO TesterFlexible IO TesterIOzoneFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO Testerhostguest

noraid-host-vs-guestiozone: 1MB - 2GB - Read Performanceiozone: 4Kb - 2GB - Read Performanceiozone: 1MB - 2GB - Write Performanceiozone: 4Kb - 2GB - Write Performanceiozone: 64Kb - 2GB - Read Performanceiozone: 64Kb - 2GB - Write Performancefio: Rand Read - Libaio - No - 8KB - Default Test Directory - IOPSfio: Rand Read - Libaio - No - 8KB - Default Test Directory - MB/sfio: Rand Read - Libaio - Yes - 8KB - Default Test Directory - IOPSfio: Rand Read - Libaio - Yes - 8KB - Default Test Directory - MB/sfio: Rand Write - Libaio - No - 8KB - Default Test Directory - IOPSfio: Rand Write - Libaio - No - 8KB - Default Test Directory - MB/sfio: Rand Write - Libaio - Yes - 8KB - Default Test Directory - IOPSfio: Rand Write - Libaio - Yes - 8KB - Default Test Directory - MB/sfio: Seq Read - Libaio - No - 8KB - Default Test Directory - IOPSfio: Seq Read - Libaio - No - 8KB - Default Test Directory - MB/sfio: Seq Read - Libaio - Yes - 8KB - Default Test Directory - IOPSfio: Seq Read - Libaio - Yes - 8KB - Default Test Directory - MB/sfio: Seq Write - Libaio - No - 8KB - Default Test Directory - IOPSfio: Seq Write - Libaio - No - 8KB - Default Test Directory - MB/sfio: Seq Write - Libaio - Yes - 8KB - Default Test Directory - IOPSfio: Seq Write - Libaio - Yes - 8KB - Default Test Directory - MB/shostguest5043.014341.3782.0878.365671.2983.384203.371831.495204.211104086.841161993.341157592.571143291.031062586.812643.662379.0459.4758.933168.7858.574904.131711.414753.83827563.34902272.50993679.10170913.75819665.04OpenBenchmarking.org

IOzone

The IOzone benchmark tests the hard disk drive / file-system performance. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 1MB - File Size: 2GB - Disk Test: Read Performancehostguest11002200330044005500SE +/- 97.66, N = 6SE +/- 41.47, N = 65043.012643.661. (CC) gcc options: -O3
OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 1MB - File Size: 2GB - Disk Test: Read Performancehostguest9001800270036004500Min: 4588.24 / Avg: 5043.01 / Max: 5236.53Min: 2534.38 / Avg: 2643.66 / Max: 2763.461. (CC) gcc options: -O3

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performancehostguest9001800270036004500SE +/- 71.32, N = 3SE +/- 41.25, N = 34341.372379.041. (CC) gcc options: -O3
OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performancehostguest8001600240032004000Min: 4205.55 / Avg: 4341.37 / Max: 4447.05Min: 2300.77 / Avg: 2379.04 / Max: 2440.751. (CC) gcc options: -O3

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 1MB - File Size: 2GB - Disk Test: Write Performancehostguest20406080100SE +/- 1.12, N = 3SE +/- 0.51, N = 382.0859.471. (CC) gcc options: -O3
OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 1MB - File Size: 2GB - Disk Test: Write Performancehostguest1632486480Min: 80.93 / Avg: 82.08 / Max: 84.32Min: 58.46 / Avg: 59.47 / Max: 60.031. (CC) gcc options: -O3

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performancehostguest20406080100SE +/- 0.20, N = 3SE +/- 0.98, N = 378.3658.931. (CC) gcc options: -O3
OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performancehostguest1530456075Min: 78.06 / Avg: 78.36 / Max: 78.73Min: 57.52 / Avg: 58.93 / Max: 60.811. (CC) gcc options: -O3

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performancehostguest12002400360048006000SE +/- 38.14, N = 3SE +/- 45.81, N = 35671.293168.781. (CC) gcc options: -O3
OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performancehostguest10002000300040005000Min: 5599.27 / Avg: 5671.29 / Max: 5729.06Min: 3088.4 / Avg: 3168.78 / Max: 3247.051. (CC) gcc options: -O3

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performancehostguest20406080100SE +/- 1.16, N = 3SE +/- 0.69, N = 383.3858.571. (CC) gcc options: -O3
OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.405Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performancehostguest1632486480Min: 81.07 / Avg: 83.38 / Max: 84.64Min: 57.18 / Avg: 58.57 / Max: 59.321. (CC) gcc options: -O3

Flexible IO Tester

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Random Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest110220330440550SE +/- 3.21, N = 3SE +/- 27.54, N = 64204901. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Random Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest90180270360450Min: 414 / Avg: 420 / Max: 425Min: 423 / Avg: 490 / Max: 5621. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Random Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest0.92931.85862.78793.71724.6465SE +/- 0.05, N = 6SE +/- 0.19, N = 63.374.131. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Random Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest246810Min: 3.16 / Avg: 3.37 / Max: 3.51Min: 3.44 / Avg: 4.13 / Max: 4.511. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Random Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest4080120160200SE +/- 0.33, N = 3SE +/- 0.88, N = 31831711. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Random Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest306090120150Min: 182 / Avg: 182.67 / Max: 183Min: 170 / Avg: 171.33 / Max: 1731. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Random Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest0.33530.67061.00591.34121.6765SE +/- 0.00, N = 3SE +/- 0.00, N = 31.491.411. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Random Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest246810Min: 1.48 / Avg: 1.49 / Max: 1.49Min: 1.4 / Avg: 1.41 / Max: 1.411. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Random Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest110220330440550SE +/- 1.00, N = 3SE +/- 2.40, N = 35204751. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Random Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest90180270360450Min: 518 / Avg: 520 / Max: 521Min: 470 / Avg: 474.67 / Max: 4781. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Random Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest0.94731.89462.84193.78924.7365SE +/- 0.02, N = 3SE +/- 0.00, N = 34.213.831. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Random Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest246810Min: 4.19 / Avg: 4.21 / Max: 4.24Min: 3.82 / Avg: 3.83 / Max: 3.831. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Random Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KSE +/- 30.18, N = 3SE +/- 1024.48, N = 61104082751. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Random Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KMin: 11008 / Avg: 11039.67 / Max: 11100Min: 5323 / Avg: 8274.83 / Max: 129661. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Random Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest20406080100SE +/- 0.63, N = 3SE +/- 0.39, N = 386.8463.341. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Random Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest1632486480Min: 85.97 / Avg: 86.84 / Max: 88.08Min: 62.68 / Avg: 63.34 / Max: 64.021. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KSE +/- 39.53, N = 3SE +/- 45.41, N = 31161990221. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KMin: 11540 / Avg: 11619 / Max: 11661Min: 8946 / Avg: 9021.67 / Max: 91031. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest20406080100SE +/- 0.48, N = 3SE +/- 0.29, N = 393.3472.501. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest20406080100Min: 92.39 / Avg: 93.34 / Max: 93.86Min: 72.17 / Avg: 72.5 / Max: 73.081. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KSE +/- 4.41, N = 3SE +/- 7.13, N = 31157599361. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KMin: 11567 / Avg: 11575.33 / Max: 11582Min: 9922 / Avg: 9935.67 / Max: 99461. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest20406080100SE +/- 0.19, N = 3SE +/- 0.21, N = 392.5779.101. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest20406080100Min: 92.18 / Avg: 92.57 / Max: 92.8Min: 78.7 / Avg: 79.1 / Max: 79.391. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KSE +/- 25.24, N = 3SE +/- 12.91, N = 31143217091. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KMin: 11386 / Avg: 11432 / Max: 11473Min: 1685 / Avg: 1709.33 / Max: 17291. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest20406080100SE +/- 0.29, N = 3SE +/- 0.11, N = 391.0313.751. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest20406080100Min: 90.68 / Avg: 91.03 / Max: 91.61Min: 13.54 / Avg: 13.75 / Max: 13.891. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KSE +/- 104.81, N = 3SE +/- 114.02, N = 31062581961. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPShostguest2K4K6K8K10KMin: 10475 / Avg: 10625.33 / Max: 10827Min: 8048 / Avg: 8195.67 / Max: 84201. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest20406080100SE +/- 1.43, N = 4SE +/- 0.23, N = 386.8165.041. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 2.1.13Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/shostguest1632486480Min: 84.55 / Avg: 86.81 / Max: 90.62Min: 64.81 / Avg: 65.04 / Max: 65.491. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -lrt -laio -lm -lpthread -ldl

host

Processor: 2 x Intel Xeon E5-2620 0 @ 2.00GHz (24 Cores), Motherboard: Dell 0TTH1R, Memory: 8 x 8192 MB DDR3-1333MHz, Disk: 2 x 1000GB Seagate ST91000640NS

OS: CentOS 6.6, Kernel: 2.6.32-504.3.3.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4

Disk Notes: CFQ / barrier=1,data=ordered,relatime,rw,seclabel
System Notes: Disk Scheduler: CFQ. SELinux: Enabled.

Testing initiated at 8 January 2015 10:59 by user .

guest

Processor: 16 x QEMU Virtual (cpu64-rhel6) @ 2.00GHz (16 Cores), Motherboard: Red Hat KVM, Memory: 2 x 16384 MB RAM, Disk: 10GB

OS: CentOS 6.6, Kernel: 2.6.32-504.3.3.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4, System Layer: QEMU

Disk Notes: CFQ / barrier=1,data=ordered,relatime,rw
System Notes: Disk Scheduler: CFQ.

Testing initiated at 8 January 2015 12:02 by user .