[ 
https://issues.apache.org/jira/browse/HADOOP-19622?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18033813#comment-18033813
 ] 

ASF GitHub Bot commented on HADOOP-19622:
-----------------------------------------

hadoop-yetus commented on PR #7832:
URL: https://github.com/apache/hadoop/pull/7832#issuecomment-3461333187

   :broken_heart: **-1 overall**
   
   
   
   
   
   
   | Vote | Subsystem | Runtime |  Logfile | Comment |
   |:----:|----------:|--------:|:--------:|:-------:|
   | +0 :ok: |  reexec  |   0m 21s |  |  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 10 new or modified test files.  |
   |||| _ trunk Compile Tests _ |
   | +1 :green_heart: |  mvninstall  |  23m  2s |  |  trunk passed  |
   | +1 :green_heart: |  compile  |   0m 23s |  |  trunk passed with JDK 
Ubuntu-21.0.7+6-Ubuntu-0ubuntu120.04  |
   | +1 :green_heart: |  compile  |   0m 23s |  |  trunk passed with JDK 
Ubuntu-17.0.15+6-Ubuntu-0ubuntu120.04  |
   | +1 :green_heart: |  checkstyle  |   0m 17s |  |  trunk passed  |
   | +1 :green_heart: |  mvnsite  |   0m 26s |  |  trunk passed  |
   | +1 :green_heart: |  javadoc  |   0m 26s |  |  trunk passed with JDK 
Ubuntu-21.0.7+6-Ubuntu-0ubuntu120.04  |
   | +1 :green_heart: |  javadoc  |   0m 23s |  |  trunk passed with JDK 
Ubuntu-17.0.15+6-Ubuntu-0ubuntu120.04  |
   | -1 :x: |  spotbugs  |   0m 46s | 
[/branch-spotbugs-hadoop-tools_hadoop-azure-warnings.html](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7832/27/artifact/out/branch-spotbugs-hadoop-tools_hadoop-azure-warnings.html)
 |  hadoop-tools/hadoop-azure in trunk has 178 extant spotbugs warnings.  |
   | +1 :green_heart: |  shadedclient  |  14m 26s |  |  branch has no errors 
when building and testing our client artifacts.  |
   | -0 :warning: |  patch  |  14m 38s |  |  Used diff version of patch file. 
Binary files and potentially other changes not applied. Please rebase and 
squash commits if necessary.  |
   |||| _ Patch Compile Tests _ |
   | +1 :green_heart: |  mvninstall  |   0m 20s |  |  the patch passed  |
   | +1 :green_heart: |  compile  |   0m 19s |  |  the patch passed with JDK 
Ubuntu-21.0.7+6-Ubuntu-0ubuntu120.04  |
   | +1 :green_heart: |  javac  |   0m 19s |  |  the patch passed  |
   | +1 :green_heart: |  compile  |   0m 20s |  |  the patch passed with JDK 
Ubuntu-17.0.15+6-Ubuntu-0ubuntu120.04  |
   | +1 :green_heart: |  javac  |   0m 20s |  |  the patch passed  |
   | +1 :green_heart: |  blanks  |   0m  0s |  |  The patch has no blanks 
issues.  |
   | -0 :warning: |  checkstyle  |   0m 11s | 
[/results-checkstyle-hadoop-tools_hadoop-azure.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7832/27/artifact/out/results-checkstyle-hadoop-tools_hadoop-azure.txt)
 |  hadoop-tools/hadoop-azure: The patch generated 1 new + 5 unchanged - 9 
fixed = 6 total (was 14)  |
   | +1 :green_heart: |  mvnsite  |   0m 21s |  |  the patch passed  |
   | -1 :x: |  javadoc  |   0m 17s | 
[/results-javadoc-javadoc-hadoop-tools_hadoop-azure-jdkUbuntu-21.0.7+6-Ubuntu-0ubuntu120.04.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7832/27/artifact/out/results-javadoc-javadoc-hadoop-tools_hadoop-azure-jdkUbuntu-21.0.7+6-Ubuntu-0ubuntu120.04.txt)
 |  hadoop-tools_hadoop-azure-jdkUbuntu-21.0.7+6-Ubuntu-0ubuntu120.04 with JDK 
Ubuntu-21.0.7+6-Ubuntu-0ubuntu120.04 generated 57 new + 1472 unchanged - 0 
fixed = 1529 total (was 1472)  |
   | -1 :x: |  javadoc  |   0m 15s | 
[/results-javadoc-javadoc-hadoop-tools_hadoop-azure-jdkUbuntu-17.0.15+6-Ubuntu-0ubuntu120.04.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7832/27/artifact/out/results-javadoc-javadoc-hadoop-tools_hadoop-azure-jdkUbuntu-17.0.15+6-Ubuntu-0ubuntu120.04.txt)
 |  hadoop-tools_hadoop-azure-jdkUbuntu-17.0.15+6-Ubuntu-0ubuntu120.04 with JDK 
Ubuntu-17.0.15+6-Ubuntu-0ubuntu120.04 generated 25 new + 1413 unchanged - 0 
fixed = 1438 total (was 1413)  |
   | -1 :x: |  spotbugs  |   0m 44s | 
[/new-spotbugs-hadoop-tools_hadoop-azure.html](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7832/27/artifact/out/new-spotbugs-hadoop-tools_hadoop-azure.html)
 |  hadoop-tools/hadoop-azure generated 17 new + 177 unchanged - 1 fixed = 194 
total (was 178)  |
   | +1 :green_heart: |  shadedclient  |  14m 10s |  |  patch has no errors 
when building and testing our client artifacts.  |
   |||| _ Other Tests _ |
   | +1 :green_heart: |  unit  |   2m 15s |  |  hadoop-azure in the patch 
passed.  |
   | +1 :green_heart: |  asflicense  |   0m 22s |  |  The patch does not 
generate ASF License warnings.  |
   |  |   |  61m 27s |  |  |
   
   
   | Reason | Tests |
   |-------:|:------|
   | SpotBugs | module:hadoop-tools/hadoop-azure |
   |  |  Unknown bug pattern AT_NONATOMIC_64BIT_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setOffset(long)  At 
ReadBuffer.java:org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setOffset(long)
  At ReadBuffer.java:[line 91] |
   |  |  Unknown bug pattern AT_NONATOMIC_64BIT_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setTimeStamp(long)  At 
ReadBuffer.java:org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setTimeStamp(long)
  At ReadBuffer.java:[line 172] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setAnyByteConsumed(boolean)  
At 
ReadBuffer.java:org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setAnyByteConsumed(boolean)
  At ReadBuffer.java:[line 196] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setBufferindex(int)  At 
ReadBuffer.java:org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setBufferindex(int)
  At ReadBuffer.java:[line 123] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setFirstByteConsumed(boolean) 
 At 
ReadBuffer.java:org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setFirstByteConsumed(boolean)
  At ReadBuffer.java:[line 180] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setLastByteConsumed(boolean)  
At 
ReadBuffer.java:org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setLastByteConsumed(boolean)
  At ReadBuffer.java:[line 188] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setLength(int)  At 
ReadBuffer.java:org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setLength(int)
  At ReadBuffer.java:[line 99] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setRequestedLength(int)  At 
ReadBuffer.java:org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setRequestedLength(int)
  At ReadBuffer.java:[line 107] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setStatus(ReadBufferStatus)  
At 
ReadBuffer.java:org.apache.hadoop.fs.azurebfs.services.ReadBuffer.setStatus(ReadBufferStatus)
  At ReadBuffer.java:[line 141] |
   |  |  Public static 
org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV1.getBufferManager() 
may expose internal representation by returning 
ReadBufferManagerV1.bufferManager  At ReadBufferManagerV1.java:internal 
representation by returning ReadBufferManagerV1.bufferManager  At 
ReadBufferManagerV1.java:[line 81] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.setIsConfigured(boolean)
  At 
ReadBufferManagerV2.java:org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.setIsConfigured(boolean)
  At ReadBufferManagerV2.java:[line 969] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.setReadBufferManagerConfigs(int,
 AbfsConfiguration)  At 
ReadBufferManagerV2.java:org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.setReadBufferManagerConfigs(int,
 AbfsConfiguration)  At ReadBufferManagerV2.java:[line 144] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.setReadBufferManagerConfigs(int,
 AbfsConfiguration)  At 
ReadBufferManagerV2.java:org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.setReadBufferManagerConfigs(int,
 AbfsConfiguration)  At ReadBufferManagerV2.java:[line 164] |
   |  |  Unknown bug pattern AT_STALE_THREAD_WRITE_OF_PRIMITIVE in 
org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.setReadBufferManagerConfigs(int,
 AbfsConfiguration)  At 
ReadBufferManagerV2.java:org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.setReadBufferManagerConfigs(int,
 AbfsConfiguration)  At ReadBufferManagerV2.java:[line 157] |
   |  |  Public static 
org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.getBufferManager() 
may expose internal representation by returning 
ReadBufferManagerV2.bufferManager  At ReadBufferManagerV2.java:internal 
representation by returning ReadBufferManagerV2.bufferManager  At 
ReadBufferManagerV2.java:[line 129] |
   |  |  Public static 
org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.getInstance() may 
expose internal representation by returning ReadBufferManagerV2.bufferManager  
At ReadBufferManagerV2.java:internal representation by returning 
ReadBufferManagerV2.bufferManager  At ReadBufferManagerV2.java:[line 1022] |
   |  |  Unknown bug pattern SING_SINGLETON_GETTER_NOT_SYNCHRONIZED in 
org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.getInstance()  At 
ReadBufferManagerV2.java:org.apache.hadoop.fs.azurebfs.services.ReadBufferManagerV2.getInstance()
  At ReadBufferManagerV2.java:[line 1022] |
   
   
   | Subsystem | Report/Notes |
   |----------:|:-------------|
   | Docker | ClientAPI=1.51 ServerAPI=1.51 base: 
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7832/27/artifact/out/Dockerfile
 |
   | GITHUB PR | https://github.com/apache/hadoop/pull/7832 |
   | JIRA Issue | HADOOP-19622 |
   | Optional Tests | dupname asflicense compile javac javadoc mvninstall 
mvnsite unit shadedclient spotbugs checkstyle codespell detsecrets |
   | uname | Linux b976b294b91c 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 
16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux |
   | Build tool | maven |
   | Personality | dev-support/bin/hadoop.sh |
   | git revision | trunk / 56f97b353198841354143086c9ffd63111784eeb |
   | Default Java | Ubuntu-17.0.15+6-Ubuntu-0ubuntu120.04 |
   | Multi-JDK versions | 
/usr/lib/jvm/java-21-openjdk-amd64:Ubuntu-21.0.7+6-Ubuntu-0ubuntu120.04 
/usr/lib/jvm/java-17-openjdk-amd64:Ubuntu-17.0.15+6-Ubuntu-0ubuntu120.04 |
   |  Test Results | 
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7832/27/testReport/ |
   | Max. process+thread count | 765 (vs. ulimit of 5500) |
   | modules | C: hadoop-tools/hadoop-azure U: hadoop-tools/hadoop-azure |
   | Console output | 
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7832/27/console |
   | versions | git=2.25.1 maven=3.9.11 spotbugs=4.9.7 |
   | Powered by | Apache Yetus 0.14.0 https://yetus.apache.org |
   
   
   This message was automatically generated.
   
   




> ABFS: [ReadAheadV2] Implement Read Buffer Manager V2 with improved 
> aggressiveness
> ---------------------------------------------------------------------------------
>
>                 Key: HADOOP-19622
>                 URL: https://issues.apache.org/jira/browse/HADOOP-19622
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: fs/azure
>    Affects Versions: 3.5.0, 3.4.1
>            Reporter: Anuj Modi
>            Assignee: Anuj Modi
>            Priority: Major
>              Labels: pull-request-available
>




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