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 Uploads *Reported Installs **Reported Test Completions **Test Profile Page Views ***OpenBenchmarking.orgEventsIOzone Popularity Statisticssystem/iozone2017.092017.112018.012018.032018.052018.072018.092018.112019.012019.032019.052019.072019.092019.112020.012020.032020.052020.072020.092020.112021.012021.032021.052021.072021.0910K20K30K40K50K
* Uploading of benchmark result data to OpenBenchmarking.org is always optional (opt-in) via the Phoronix Test Suite for users wishing to share their results publicly.
** 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.
*** Test profile page view reporting began March 2021.
Data current as of 14 October 2021.
64Kb31.0%1MB33.5%4Kb35.5%Record Size Option PopularityOpenBenchmarking.org
512MB33.9%8GB16.1%4GB21.0%2GB29.1%File Size Option PopularityOpenBenchmarking.org
Write Performance49.5%Read Performance50.5%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 134 public results since 4 May 2018 with the latest data as of 17 October 2021.

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 Performance133 Results Range From 10 To 2563 MB/s10621141662182703223744264785305826346867387908428949469981050110211541206125813101362141414661518157016221674172617781830188219341986203820902142219422462298235024022454250625582610510152025

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: 1.31 / Max: 6

Based on public OpenBenchmarking.org results, the selected test / test configuration has an average standard deviation of 3.9%.

OpenBenchmarking.orgPercent, Fewer Is BetterAverage Deviation Between RunsRecord Size: 4Kb - File Size: 512MB - Disk Test: Write PerformanceDeviation714212835Min: 0 / Avg: 3.88 / Max: 33

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