IOzone

The IOzone benchmark tests the hard disk drive / file-system performance.

To run this test with the Phoronix Test Suite, the basic command is: phoronix-test-suite benchmark system/iozone.

Project Site

iozone.org

Test Created

12 September 2017

Last Updated

8 April 2018

Test Maintainer

Michael Larabel 

Test Type

Disk

Average Install Time

4 Seconds

Average Run Time

3 Minutes, 29 Seconds

Test Dependencies

C/C++ Compiler Toolchain

Accolades

20k+ Downloads

Supported Platforms

Public Result UploadsReported Installs*Test Completions*OpenBenchmarking.orgEventsIOzone Popularity Statisticssystem/iozone2017.092017.102017.112017.122018.012018.022018.032018.042018.052018.062018.072018.082018.092018.102018.112018.122019.012019.022019.032019.042019.052019.062019.072019.082019.092019.102019.112019.122020.012020.022020.032020.042020.052020.062020.072020.082020.092020.102020.112020.122021.012021.022021.034K8K12K16K20K
* Data based on those opting to upload their test results to OpenBenchmarking.org and users enabling the opt-in anonymous statistics reporting while running benchmarks from an Internet-connected platform.
Data current as of Tue, 02 Mar 2021 01:53:17 GMT.
64Kb31.1%1MB33.4%4Kb35.5%Record Size Option PopularityOpenBenchmarking.org
512MB34.4%8GB15.7%4GB21.6%2GB28.2%File Size Option PopularityOpenBenchmarking.org
Write Performance49.7%Read Performance50.3%Disk Test Option PopularityOpenBenchmarking.org

Revision History

system/iozone-1.9.4   [View Source]   Sun, 08 Apr 2018 13:07:31 GMT
Add SystemDependencies = iozone

system/iozone-1.0.1   [View Source]   Wed, 13 Sep 2017 12:27:28 GMT
system/iozone works fine on BSD

system/iozone-1.0.0   [View Source]   Tue, 12 Sep 2017 19:31:53 GMT
Initial commit of a system/ iozone test profile


Performance Metrics

Analyze Test Configuration:

IOzone 3.465

Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance

OpenBenchmarking.org metrics for this test profile configuration based on 117 public results since 4 May 2018 with the latest data as of 30 December 2020.

Additional benchmark metrics will come after OpenBenchmarking.org has collected a sufficient data-set.

OpenBenchmarking.orgDistribution Of Public Results - Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance117 Results Range From 13 To 1530 MB/s1352911301692082472863253644034424815205595986376767157547938328719109499881027106611051144118312221261130013391378141714561495153448121620

Based on OpenBenchmarking.org data, the selected test / test configuration (IOzone 3.465 - Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance) has an average run-time of 2 minutes. By default this test profile is set to run at least 3 times but may increase if the standard deviation exceeds pre-defined defaults or other calculations deem additional runs necessary for greater statistical accuracy of the result.

OpenBenchmarking.orgMinutesTime Required To Complete BenchmarkRecord Size: 4Kb - File Size: 512MB - Disk Test: Write PerformanceRun-Time246810Min: 1 / Avg: 1.25 / Max: 6

Based on public OpenBenchmarking.org results, the selected test / test configuration has an average standard deviation of 4%.

OpenBenchmarking.orgPercent, Fewer Is BetterAverage Deviation Between RunsRecord Size: 4Kb - File Size: 512MB - Disk Test: Write PerformanceDeviation714212835Min: 0 / Avg: 3.99 / Max: 33

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