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https://issues.apache.org/jira/browse/HDFS-16519?focusedWorklogId=758057&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-758057
 ]

ASF GitHub Bot logged work on HDFS-16519:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 18/Apr/22 18:44
            Start Date: 18/Apr/22 18:44
    Worklog Time Spent: 10m 
      Work Description: hadoop-yetus commented on PR #4101:
URL: https://github.com/apache/hadoop/pull/4101#issuecomment-1101651361

   :broken_heart: **-1 overall**
   
   
   
   
   
   
   | Vote | Subsystem | Runtime |  Logfile | Comment |
   |:----:|----------:|--------:|:--------:|:-------:|
   | +0 :ok: |  reexec  |   0m 44s |  |  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 :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  |  38m 43s |  |  trunk passed  |
   | +1 :green_heart: |  compile  |   1m 27s |  |  trunk passed with JDK 
Ubuntu-11.0.14.1+1-Ubuntu-0ubuntu1.20.04  |
   | +1 :green_heart: |  compile  |   1m 18s |  |  trunk passed with JDK 
Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07  |
   | +1 :green_heart: |  checkstyle  |   1m  8s |  |  trunk passed  |
   | +1 :green_heart: |  mvnsite  |   1m 27s |  |  trunk passed  |
   | +1 :green_heart: |  javadoc  |   1m  6s |  |  trunk passed with JDK 
Ubuntu-11.0.14.1+1-Ubuntu-0ubuntu1.20.04  |
   | +1 :green_heart: |  javadoc  |   1m 28s |  |  trunk passed with JDK 
Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07  |
   | +1 :green_heart: |  spotbugs  |   3m 30s |  |  trunk passed  |
   | +1 :green_heart: |  shadedclient  |  22m  9s |  |  branch has no errors 
when building and testing our client artifacts.  |
   |||| _ Patch Compile Tests _ |
   | +1 :green_heart: |  mvninstall  |   1m 18s |  |  the patch passed  |
   | +1 :green_heart: |  compile  |   1m 17s |  |  the patch passed with JDK 
Ubuntu-11.0.14.1+1-Ubuntu-0ubuntu1.20.04  |
   | +1 :green_heart: |  javac  |   1m 17s |  |  the patch passed  |
   | +1 :green_heart: |  compile  |   1m 11s |  |  the patch passed with JDK 
Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07  |
   | +1 :green_heart: |  javac  |   1m 11s |  |  the patch passed  |
   | +1 :green_heart: |  blanks  |   0m  0s |  |  The patch has no blanks 
issues.  |
   | +1 :green_heart: |  checkstyle  |   0m 52s |  |  the patch passed  |
   | +1 :green_heart: |  mvnsite  |   1m 16s |  |  the patch passed  |
   | +1 :green_heart: |  javadoc  |   0m 53s |  |  the patch passed with JDK 
Ubuntu-11.0.14.1+1-Ubuntu-0ubuntu1.20.04  |
   | +1 :green_heart: |  javadoc  |   1m 24s |  |  the patch passed with JDK 
Private Build-1.8.0_312-8u312-b07-0ubuntu1~20.04-b07  |
   | +1 :green_heart: |  spotbugs  |   3m 12s |  |  the patch passed  |
   | +1 :green_heart: |  shadedclient  |  21m 53s |  |  patch has no errors 
when building and testing our client artifacts.  |
   |||| _ Other Tests _ |
   | -1 :x: |  unit  | 243m 10s | 
[/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-4101/5/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt)
 |  hadoop-hdfs in the patch passed.  |
   | +1 :green_heart: |  asflicense  |   0m 51s |  |  The patch does not 
generate ASF License warnings.  |
   |  |   | 347m 58s |  |  |
   
   
   | Reason | Tests |
   |-------:|:------|
   | Failed junit tests | hadoop.hdfs.TestClientProtocolForPipelineRecovery |
   |   | hadoop.tools.TestHdfsConfigFields |
   
   
   | Subsystem | Report/Notes |
   |----------:|:-------------|
   | Docker | ClientAPI=1.41 ServerAPI=1.41 base: 
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-4101/5/artifact/out/Dockerfile
 |
   | GITHUB PR | https://github.com/apache/hadoop/pull/4101 |
   | Optional Tests | dupname asflicense compile javac javadoc mvninstall 
mvnsite unit shadedclient spotbugs checkstyle codespell |
   | uname | Linux 4f414fb2272e 4.15.0-58-generic #64-Ubuntu SMP Tue Aug 6 
11:12:41 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux |
   | Build tool | maven |
   | Personality | dev-support/bin/hadoop.sh |
   | git revision | trunk / 2039bce9a9ab7f8e2afc41278329ae0cbd368e4c |
   | 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-11.0.14.1+1-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-4101/5/testReport/ |
   | Max. process+thread count | 3587 (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-4101/5/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.
   
   




Issue Time Tracking
-------------------

    Worklog Id:     (was: 758057)
    Time Spent: 1h 10m  (was: 1h)

> Add throttler to EC reconstruction
> ----------------------------------
>
>                 Key: HDFS-16519
>                 URL: https://issues.apache.org/jira/browse/HDFS-16519
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode, ec
>    Affects Versions: 3.3.1, 3.3.2
>            Reporter: daimin
>            Assignee: daimin
>            Priority: Minor
>              Labels: pull-request-available
>          Time Spent: 1h 10m
>  Remaining Estimate: 0h
>
> HDFS already have throttlers for data transfer(replication) and balancer, the 
> throttlers reduce the impact of these background procedures to user 
> read/write.
> We should add a throttler to EC background reconstruction too.



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