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https://issues.apache.org/jira/browse/HDDS-9840?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pratyush Bhatt updated HDDS-9840:
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Summary: ozone freon dfsg takes very long time when HSYNC is enabled (was:
ozone freon dfsg hangs when HSYNC is enabled)
> ozone freon dfsg takes very long time when HSYNC is enabled
> -----------------------------------------------------------
>
> Key: HDDS-9840
> URL: https://issues.apache.org/jira/browse/HDDS-9840
> Project: Apache Ozone
> Issue Type: Bug
> Components: Ozone CLI
> Reporter: Pratyush Bhatt
> Priority: Major
>
> The command works without the HSYNC flag passed.
> {code:java}
> ozone freon dfsg --buffer=1024 --copy-buffer=1024 -n 1 --path
> ofs://ozone1701449533/vol2/bucket2/dfsg -s 102400000 -t 32 -p nonsync
> 23/12/05 11:11:29 WARN impl.MetricsConfig: Cannot locate configuration: tried
> hadoop-metrics2-ozone-freon.properties,hadoop-metrics2.properties
> 23/12/05 11:11:29 INFO impl.MetricsSystemImpl: Scheduled Metric snapshot
> period at 10 second(s).
> 23/12/05 11:11:29 INFO impl.MetricsSystemImpl: ozone-freon metrics system
> started
> 23/12/05 11:11:29 INFO freon.BaseFreonGenerator: Executing test with prefix
> nonsync and number-of-tests 1 0.00% |?
> | 0/1 Time:
> 0:00:00| Disabling FS cache: fs.ofs.impl.disable.cache
> 0.00% |?
> | 0/1 Time: 0:00:01| 23/12/05 11:11:30 INFO
> rpc.RpcClient: Creating Bucket: vol2/bucket2, with bucket layout
> FILE_SYSTEM_OPTIMIZED, om as owner, Versioning false, Storage Type set to
> DISK and Encryption set to false, Replication Type set to server-side default
> replication type, Namespace Quota set to -1, Space Quota set to -1
> 23/12/05 11:11:31 WARN impl.MetricsSystemImpl: ozone-freon metrics system
> already initialized!
> 23/12/05 11:11:31 INFO metrics.MetricRegistries: Loaded MetricRegistries
> class org.apache.ratis.metrics.impl.MetricRegistriesImpl
> 0.00% |?
> | 0/1 Time: 0:00:02|
> 12/5/23 11:11:33 AM
> ============================================================-- Timers
> ----------------------------------------------------------------------
> file-create
> count = 1
> mean rate = 0.46 calls/second
> 1-minute rate = 0.00 calls/second
> 5-minute rate = 0.00 calls/second
> 15-minute rate = 0.00 calls/second
> min = 2018.26 milliseconds
> max = 2018.26 milliseconds
> mean = 2018.26 milliseconds
> stddev = 0.00 milliseconds
> median = 2018.26 milliseconds
> 75% <= 2018.26 milliseconds
> 95% <= 2018.26 milliseconds
> 98% <= 2018.26 milliseconds
> 99% <= 2018.26 milliseconds
> 99.9% <= 2018.26 milliseconds
> Total execution time (sec): 3
> Failures: 0
> Successful executions: 1 {code}
> But hangs when HSYNC flag is enabled even for 1MB file.
> {code:java}
> ozone freon dfsg --buffer=1024 --copy-buffer=1024 -n 1 --path
> ofs://ozone1701449533/vol3/bucket3/dfsg -s 1024000 -t 32 --sync HSYNC -p sync2
> 23/12/05 11:17:50 WARN impl.MetricsConfig: Cannot locate configuration: tried
> hadoop-metrics2-ozone-freon.properties,hadoop-metrics2.properties
> 23/12/05 11:17:50 INFO impl.MetricsSystemImpl: Scheduled Metric snapshot
> period at 10 second(s).
> 23/12/05 11:17:50 INFO impl.MetricsSystemImpl: ozone-freon metrics system
> started
> 23/12/05 11:17:50 INFO freon.BaseFreonGenerator: Executing test with prefix
> sync2 and number-of-tests 1 0.00% |?
> | 0/1 Time:
> 0:00:00| Disabling FS cache: fs.ofs.impl.disable.cache
> 0.00% |?
> | 0/1 Time: 0:00:01| 23/12/05 11:17:51 WARN
> impl.MetricsSystemImpl: ozone-freon metrics system already initialized!
> 23/12/05 11:17:51 INFO metrics.MetricRegistries: Loaded MetricRegistries
> class org.apache.ratis.metrics.impl.MetricRegistriesImpl
> 0.00% |?
> | 0/1 Time: 0:00:02| {code}
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