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ASF GitHub Bot logged work on HADOOP-15245: ------------------------------------------- Author: ASF GitHub Bot Created on: 25/Jan/22 19:09 Start Date: 25/Jan/22 19:09 Worklog Time Spent: 10m Work Description: hadoop-yetus commented on pull request #3927: URL: https://github.com/apache/hadoop/pull/3927#issuecomment-1021518093 :broken_heart: **-1 overall** | Vote | Subsystem | Runtime | Logfile | Comment | |:----:|----------:|--------:|:--------:|:-------:| | +0 :ok: | reexec | 0m 42s | | Docker mode activated. | |||| _ Prechecks _ | | +1 :green_heart: | dupname | 0m 0s | | No case conflicting files found. | | +0 :ok: | codespell | 0m 0s | | codespell 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 _ | | +0 :ok: | mvndep | 13m 3s | | Maven dependency ordering for branch | | +1 :green_heart: | mvninstall | 22m 57s | | trunk passed | | +1 :green_heart: | compile | 24m 34s | | trunk passed with JDK Ubuntu-11.0.13+8-Ubuntu-0ubuntu1.20.04 | | +1 :green_heart: | compile | 20m 59s | | trunk passed with JDK Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07 | | +1 :green_heart: | checkstyle | 3m 39s | | trunk passed | | +1 :green_heart: | mvnsite | 2m 47s | | trunk passed | | +1 :green_heart: | javadoc | 1m 58s | | trunk passed with JDK Ubuntu-11.0.13+8-Ubuntu-0ubuntu1.20.04 | | +1 :green_heart: | javadoc | 2m 35s | | trunk passed with JDK Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07 | | +1 :green_heart: | spotbugs | 4m 7s | | trunk passed | | +1 :green_heart: | shadedclient | 21m 24s | | branch has no errors when building and testing our client artifacts. | |||| _ Patch Compile Tests _ | | +0 :ok: | mvndep | 0m 29s | | Maven dependency ordering for patch | | +1 :green_heart: | mvninstall | 1m 40s | | the patch passed | | +1 :green_heart: | compile | 23m 46s | | the patch passed with JDK Ubuntu-11.0.13+8-Ubuntu-0ubuntu1.20.04 | | +1 :green_heart: | javac | 23m 46s | | the patch passed | | +1 :green_heart: | compile | 22m 47s | | the patch passed with JDK Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07 | | +1 :green_heart: | javac | 22m 47s | | the patch passed | | +1 :green_heart: | blanks | 0m 0s | | The patch has no blanks issues. | | -0 :warning: | checkstyle | 3m 48s | [/results-checkstyle-root.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3927/1/artifact/out/results-checkstyle-root.txt) | root: The patch generated 1 new + 11 unchanged - 0 fixed = 12 total (was 11) | | +1 :green_heart: | mvnsite | 2m 32s | | the patch passed | | +1 :green_heart: | javadoc | 1m 35s | | the patch passed with JDK Ubuntu-11.0.13+8-Ubuntu-0ubuntu1.20.04 | | +1 :green_heart: | javadoc | 2m 22s | | the patch passed with JDK Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07 | | +1 :green_heart: | spotbugs | 5m 53s | | the patch passed | | +1 :green_heart: | shadedclient | 22m 55s | | patch has no errors when building and testing our client artifacts. | |||| _ Other Tests _ | | -1 :x: | unit | 18m 8s | [/patch-unit-hadoop-common-project_hadoop-common.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3927/1/artifact/out/patch-unit-hadoop-common-project_hadoop-common.txt) | hadoop-common in the patch passed. | | +1 :green_heart: | unit | 2m 22s | | hadoop-aws in the patch passed. | | +1 :green_heart: | asflicense | 0m 59s | | The patch does not generate ASF License warnings. | | | | 230m 5s | | | | Reason | Tests | |-------:|:------| | Failed junit tests | hadoop.ipc.TestIPC | | Subsystem | Report/Notes | |----------:|:-------------| | Docker | ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3927/1/artifact/out/Dockerfile | | GITHUB PR | https://github.com/apache/hadoop/pull/3927 | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient spotbugs checkstyle codespell | | uname | Linux b118effe3d0c 4.15.0-112-generic #113-Ubuntu SMP Thu Jul 9 23:41:39 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | dev-support/bin/hadoop.sh | | git revision | trunk / 9d55a67cabe7a56f4137f69c80e2a52be6b3d091 | | Default Java | Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07 | | Multi-JDK versions | /usr/lib/jvm/java-11-openjdk-amd64:Ubuntu-11.0.13+8-Ubuntu-0ubuntu1.20.04 /usr/lib/jvm/java-8-openjdk-amd64:Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07 | | Test Results | https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3927/1/testReport/ | | Max. process+thread count | 3149 (vs. ulimit of 5500) | | modules | C: hadoop-common-project/hadoop-common hadoop-tools/hadoop-aws U: . | | Console output | https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3927/1/console | | versions | git=2.25.1 maven=3.6.3 spotbugs=4.2.2 | | Powered by | Apache Yetus 0.14.0-SNAPSHOT https://yetus.apache.org | This message was automatically generated. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking ------------------- Worklog Id: (was: 715215) Time Spent: 0.5h (was: 20m) > S3AInputStream.skip() to use lazy seek > -------------------------------------- > > Key: HADOOP-15245 > URL: https://issues.apache.org/jira/browse/HADOOP-15245 > Project: Hadoop Common > Issue Type: Sub-task > Components: fs/s3 > Affects Versions: 3.1.0 > Reporter: Steve Loughran > Priority: Major > Labels: pull-request-available > Time Spent: 0.5h > Remaining Estimate: 0h > > the default skip() does a read and discard of all bytes, no matter how far > ahead the skip is. This is very inefficient if the skip() is being done on > S3A random IO, though exactly what to do when in sequential mode. > Proposed: > * add an optimized version of S3AInputStream.skip() which does a lazy seek, > which itself will decided when to skip() vs issue a new GET. > * add some more instrumentation to measure how often this gets used -- This message was sent by Atlassian Jira (v8.20.1#820001) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org