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ASF GitHub Bot commented on HDFS-16774: --------------------------------------- hadoop-yetus commented on PR #4903: URL: https://github.com/apache/hadoop/pull/4903#issuecomment-1255845037 :confetti_ball: **+1 overall** | Vote | Subsystem | Runtime | Logfile | Comment | |:----:|----------:|--------:|:--------:|:-------:| | +0 :ok: | reexec | 0m 40s | | Docker mode activated. | |||| _ Prechecks _ | | +1 :green_heart: | dupname | 0m 0s | | No case conflicting files found. | | +0 :ok: | codespell | 0m 1s | | codespell was not available. | | +0 :ok: | detsecrets | 0m 1s | | detect-secrets was not available. | | +1 :green_heart: | @author | 0m 0s | | The patch does not contain any @author tags. | | +1 :green_heart: | test4tests | 0m 0s | | The patch appears to include 1 new or modified test files. | |||| _ trunk Compile Tests _ | | +1 :green_heart: | mvninstall | 38m 24s | | trunk passed | | +1 :green_heart: | compile | 1m 38s | | trunk passed with JDK Ubuntu-11.0.16+8-post-Ubuntu-0ubuntu120.04 | | +1 :green_heart: | compile | 1m 35s | | trunk passed with JDK Private Build-1.8.0_342-8u342-b07-0ubuntu1~20.04-b07 | | +1 :green_heart: | checkstyle | 1m 14s | | trunk passed | | +1 :green_heart: | mvnsite | 1m 36s | | trunk passed | | +1 :green_heart: | javadoc | 1m 21s | | trunk passed with JDK Ubuntu-11.0.16+8-post-Ubuntu-0ubuntu120.04 | | +1 :green_heart: | javadoc | 1m 38s | | trunk passed with JDK Private Build-1.8.0_342-8u342-b07-0ubuntu1~20.04-b07 | | +1 :green_heart: | spotbugs | 3m 34s | | trunk passed | | +1 :green_heart: | shadedclient | 23m 1s | | branch has no errors when building and testing our client artifacts. | |||| _ Patch Compile Tests _ | | +1 :green_heart: | mvninstall | 1m 20s | | the patch passed | | +1 :green_heart: | compile | 1m 22s | | the patch passed with JDK Ubuntu-11.0.16+8-post-Ubuntu-0ubuntu120.04 | | +1 :green_heart: | javac | 1m 22s | | the patch passed | | +1 :green_heart: | compile | 1m 17s | | the patch passed with JDK Private Build-1.8.0_342-8u342-b07-0ubuntu1~20.04-b07 | | +1 :green_heart: | javac | 1m 17s | | the patch passed | | +1 :green_heart: | blanks | 0m 0s | | The patch has no blanks issues. | | -0 :warning: | checkstyle | 1m 1s | [/results-checkstyle-hadoop-hdfs-project_hadoop-hdfs.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-4903/2/artifact/out/results-checkstyle-hadoop-hdfs-project_hadoop-hdfs.txt) | hadoop-hdfs-project/hadoop-hdfs: The patch generated 9 new + 89 unchanged - 2 fixed = 98 total (was 91) | | +1 :green_heart: | mvnsite | 1m 27s | | the patch passed | | +1 :green_heart: | javadoc | 0m 53s | | the patch passed with JDK Ubuntu-11.0.16+8-post-Ubuntu-0ubuntu120.04 | | +1 :green_heart: | javadoc | 1m 29s | | the patch passed with JDK Private Build-1.8.0_342-8u342-b07-0ubuntu1~20.04-b07 | | +1 :green_heart: | spotbugs | 3m 19s | | the patch passed | | +1 :green_heart: | shadedclient | 22m 43s | | patch has no errors when building and testing our client artifacts. | |||| _ Other Tests _ | | +1 :green_heart: | unit | 249m 5s | | hadoop-hdfs in the patch passed. | | +1 :green_heart: | asflicense | 1m 0s | | The patch does not generate ASF License warnings. | | | | 358m 2s | | | | Subsystem | Report/Notes | |----------:|:-------------| | Docker | ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-4903/2/artifact/out/Dockerfile | | GITHUB PR | https://github.com/apache/hadoop/pull/4903 | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient spotbugs checkstyle codespell detsecrets | | uname | Linux 753c7a5e80ca 4.15.0-191-generic #202-Ubuntu SMP Thu Aug 4 01:49:29 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | dev-support/bin/hadoop.sh | | git revision | trunk / a81395f15222c276c4650a958874e14199a5f8c4 | | Default Java | Private Build-1.8.0_342-8u342-b07-0ubuntu1~20.04-b07 | | Multi-JDK versions | /usr/lib/jvm/java-11-openjdk-amd64:Ubuntu-11.0.16+8-post-Ubuntu-0ubuntu120.04 /usr/lib/jvm/java-8-openjdk-amd64:Private Build-1.8.0_342-8u342-b07-0ubuntu1~20.04-b07 | | Test Results | https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-4903/2/testReport/ | | Max. process+thread count | 3403 (vs. ulimit of 5500) | | modules | C: hadoop-hdfs-project/hadoop-hdfs U: hadoop-hdfs-project/hadoop-hdfs | | Console output | https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-4903/2/console | | versions | git=2.25.1 maven=3.6.3 spotbugs=4.2.2 | | Powered by | Apache Yetus 0.14.0 https://yetus.apache.org | This message was automatically generated. > Improve async delete replica on datanode > ---------------------------------------- > > Key: HDFS-16774 > URL: https://issues.apache.org/jira/browse/HDFS-16774 > Project: Hadoop HDFS > Issue Type: Improvement > Reporter: Haiyang Hu > Assignee: Haiyang Hu > Priority: Major > Labels: pull-request-available > > In our online cluster, a large number of ReplicaNotFoundExceptions occur when > client reads the data. > After tracing the root cause, it is caused by the asynchronous deletion of > the replica operation has many stacked pending deletion caused > ReplicationNotFoundException. > Current the asynchronous delete of the replica operation process is as > follows: > 1.remove the replica from the ReplicaMap > 2.delete the replica file on the disk [blocked in threadpool] > 3.notifying namenode through IBR [blocked in threadpool] > In order to avoid similar problems as much as possible, consider optimizing > the execution flow: > The deleting replica from ReplicaMap, deleting replica from disk and > notifying namenode through IBR are processed in the same asynchronous thread. -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org