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ASF GitHub Bot commented on HDFS-16896: --------------------------------------- hadoop-yetus commented on PR #5322: URL: https://github.com/apache/hadoop/pull/5322#issuecomment-1401628815 :broken_heart: **-1 overall** | Vote | Subsystem | Runtime | Logfile | Comment | |:----:|----------:|--------:|:--------:|:-------:| | +0 :ok: | reexec | 0m 36s | | 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 :x: | test4tests | 0m 0s | | The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch. | |||| _ trunk Compile Tests _ | | +1 :green_heart: | mvninstall | 43m 41s | | trunk passed | | +1 :green_heart: | compile | 1m 2s | | trunk passed with JDK Ubuntu-11.0.17+8-post-Ubuntu-1ubuntu220.04 | | +1 :green_heart: | compile | 0m 56s | | trunk passed with JDK Private Build-1.8.0_352-8u352-ga-1~20.04-b08 | | +1 :green_heart: | checkstyle | 0m 37s | | trunk passed | | +1 :green_heart: | mvnsite | 1m 1s | | trunk passed | | +1 :green_heart: | javadoc | 0m 51s | | trunk passed with JDK Ubuntu-11.0.17+8-post-Ubuntu-1ubuntu220.04 | | +1 :green_heart: | javadoc | 0m 41s | | trunk passed with JDK Private Build-1.8.0_352-8u352-ga-1~20.04-b08 | | +1 :green_heart: | spotbugs | 2m 39s | | trunk passed | | +1 :green_heart: | shadedclient | 25m 5s | | branch has no errors when building and testing our client artifacts. | |||| _ Patch Compile Tests _ | | +1 :green_heart: | mvninstall | 0m 57s | | the patch passed | | +1 :green_heart: | compile | 0m 54s | | the patch passed with JDK Ubuntu-11.0.17+8-post-Ubuntu-1ubuntu220.04 | | +1 :green_heart: | javac | 0m 54s | | the patch passed | | +1 :green_heart: | compile | 0m 46s | | the patch passed with JDK Private Build-1.8.0_352-8u352-ga-1~20.04-b08 | | +1 :green_heart: | javac | 0m 46s | | the patch passed | | +1 :green_heart: | blanks | 0m 0s | | The patch has no blanks issues. | | -0 :warning: | checkstyle | 0m 20s | [/results-checkstyle-hadoop-hdfs-project_hadoop-hdfs-client.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-5322/1/artifact/out/results-checkstyle-hadoop-hdfs-project_hadoop-hdfs-client.txt) | hadoop-hdfs-project/hadoop-hdfs-client: The patch generated 1 new + 31 unchanged - 0 fixed = 32 total (was 31) | | +1 :green_heart: | mvnsite | 0m 50s | | the patch passed | | +1 :green_heart: | javadoc | 0m 34s | | the patch passed with JDK Ubuntu-11.0.17+8-post-Ubuntu-1ubuntu220.04 | | +1 :green_heart: | javadoc | 0m 32s | | the patch passed with JDK Private Build-1.8.0_352-8u352-ga-1~20.04-b08 | | +1 :green_heart: | spotbugs | 2m 32s | | the patch passed | | +1 :green_heart: | shadedclient | 24m 44s | | patch has no errors when building and testing our client artifacts. | |||| _ Other Tests _ | | +1 :green_heart: | unit | 2m 23s | | hadoop-hdfs-client in the patch passed. | | +1 :green_heart: | asflicense | 0m 38s | | The patch does not generate ASF License warnings. | | | | 111m 50s | | | | Subsystem | Report/Notes | |----------:|:-------------| | Docker | ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-5322/1/artifact/out/Dockerfile | | GITHUB PR | https://github.com/apache/hadoop/pull/5322 | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient spotbugs checkstyle codespell detsecrets | | uname | Linux 41d886b5d013 4.15.0-200-generic #211-Ubuntu SMP Thu Nov 24 18:16:04 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | dev-support/bin/hadoop.sh | | git revision | trunk / 5a59467e1f671e78c9656b6997c5b350a4faa93d | | Default Java | Private Build-1.8.0_352-8u352-ga-1~20.04-b08 | | Multi-JDK versions | /usr/lib/jvm/java-11-openjdk-amd64:Ubuntu-11.0.17+8-post-Ubuntu-1ubuntu220.04 /usr/lib/jvm/java-8-openjdk-amd64:Private Build-1.8.0_352-8u352-ga-1~20.04-b08 | | Test Results | https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-5322/1/testReport/ | | Max. process+thread count | 698 (vs. ulimit of 5500) | | modules | C: hadoop-hdfs-project/hadoop-hdfs-client U: hadoop-hdfs-project/hadoop-hdfs-client | | Console output | https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-5322/1/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. > HDFS Client hedged read has increased failure rate than without hedged read > --------------------------------------------------------------------------- > > Key: HDFS-16896 > URL: https://issues.apache.org/jira/browse/HDFS-16896 > Project: Hadoop HDFS > Issue Type: Bug > Components: hdfs-client > Reporter: Tom McCormick > Assignee: Tom McCormick > Priority: Major > Labels: pull-request-available > > When hedged read is enabled by HDFS client, we see an increased failure rate > on reads. > *stacktrace* > > {code:java} > Caused by: org.apache.hadoop.hdfs.BlockMissingException: Could not obtain > block: BP-1183972111-10.197.192.88-1590025572374:blk_17114848218_16043459722 > file=/data/tracking/streaming/AdImpressionEvent/daily/2022/07/18/compaction_1/part-r-1914862.1658217125623.1362294472.orc > at > org.apache.hadoop.hdfs.DFSInputStream.refetchLocations(DFSInputStream.java:1077) > at > org.apache.hadoop.hdfs.DFSInputStream.chooseDataNode(DFSInputStream.java:1060) > at > org.apache.hadoop.hdfs.DFSInputStream.chooseDataNode(DFSInputStream.java:1039) > at > org.apache.hadoop.hdfs.DFSInputStream.hedgedFetchBlockByteRange(DFSInputStream.java:1365) > at org.apache.hadoop.hdfs.DFSInputStream.pread(DFSInputStream.java:1572) > at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:1535) > at org.apache.hadoop.fs.FSInputStream.readFully(FSInputStream.java:121) > at > org.apache.hadoop.fs.FSDataInputStream.readFully(FSDataInputStream.java:112) > at > org.apache.hadoop.fs.RetryingInputStream.lambda$readFully$3(RetryingInputStream.java:172) > at org.apache.hadoop.fs.RetryPolicy.lambda$run$0(RetryPolicy.java:137) > at org.apache.hadoop.fs.NoOpRetryPolicy.run(NoOpRetryPolicy.java:36) > at org.apache.hadoop.fs.RetryPolicy.run(RetryPolicy.java:136) > at > org.apache.hadoop.fs.RetryingInputStream.readFully(RetryingInputStream.java:168) > at > org.apache.hadoop.fs.FSDataInputStream.readFully(FSDataInputStream.java:112) > at > org.apache.hadoop.fs.FSDataInputStream.readFully(FSDataInputStream.java:112) > at > io.trino.plugin.hive.orc.HdfsOrcDataSource.readInternal(HdfsOrcDataSource.java:76) > ... 46 more > {code} > -- 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