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https://issues.apache.org/jira/browse/HADOOP-19394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17955181#comment-17955181
 ] 

ASF GitHub Bot commented on HADOOP-19394:
-----------------------------------------

hadoop-yetus commented on PR #7720:
URL: https://github.com/apache/hadoop/pull/7720#issuecomment-2922006397

   :broken_heart: **-1 overall**
   
   
   
   
   
   
   | Vote | Subsystem | Runtime |  Logfile | Comment |
   |:----:|----------:|--------:|:--------:|:-------:|
   | +0 :ok: |  reexec  |   0m 57s |  |  Docker mode activated.  |
   |||| _ Prechecks _ |
   | +1 :green_heart: |  dupname  |   0m  0s |  |  No case conflicting files 
found.  |
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   | +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 2 new or modified test files.  |
   |||| _ trunk Compile Tests _ |
   | +1 :green_heart: |  mvninstall  |  35m 21s |  |  trunk passed  |
   | +1 :green_heart: |  compile  |   0m 45s |  |  trunk passed with JDK 
Ubuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04  |
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Private Build-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09  |
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Ubuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04  |
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Private Build-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09  |
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   |||| _ Patch Compile Tests _ |
   | -1 :x: |  mvninstall  |   0m 21s | 
[/patch-mvninstall-hadoop-tools_hadoop-aws.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/patch-mvninstall-hadoop-tools_hadoop-aws.txt)
 |  hadoop-aws in the patch failed.  |
   | -1 :x: |  compile  |   0m 22s | 
[/patch-compile-hadoop-tools_hadoop-aws-jdkUbuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/patch-compile-hadoop-tools_hadoop-aws-jdkUbuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04.txt)
 |  hadoop-aws in the patch failed with JDK 
Ubuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04.  |
   | -1 :x: |  javac  |   0m 22s | 
[/patch-compile-hadoop-tools_hadoop-aws-jdkUbuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/patch-compile-hadoop-tools_hadoop-aws-jdkUbuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04.txt)
 |  hadoop-aws in the patch failed with JDK 
Ubuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04.  |
   | -1 :x: |  compile  |   0m 21s | 
[/patch-compile-hadoop-tools_hadoop-aws-jdkPrivateBuild-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/patch-compile-hadoop-tools_hadoop-aws-jdkPrivateBuild-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09.txt)
 |  hadoop-aws in the patch failed with JDK Private 
Build-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09.  |
   | -1 :x: |  javac  |   0m 21s | 
[/patch-compile-hadoop-tools_hadoop-aws-jdkPrivateBuild-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/patch-compile-hadoop-tools_hadoop-aws-jdkPrivateBuild-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09.txt)
 |  hadoop-aws in the patch failed with JDK Private 
Build-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09.  |
   | +1 :green_heart: |  blanks  |   0m  0s |  |  The patch has no blanks 
issues.  |
   | -0 :warning: |  checkstyle  |   0m 20s | 
[/results-checkstyle-hadoop-tools_hadoop-aws.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/results-checkstyle-hadoop-tools_hadoop-aws.txt)
 |  hadoop-tools/hadoop-aws: The patch generated 1 new + 1 unchanged - 0 fixed 
= 2 total (was 1)  |
   | -1 :x: |  mvnsite  |   0m 23s | 
[/patch-mvnsite-hadoop-tools_hadoop-aws.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/patch-mvnsite-hadoop-tools_hadoop-aws.txt)
 |  hadoop-aws in the patch failed.  |
   | -1 :x: |  javadoc  |   0m 22s | 
[/patch-javadoc-hadoop-tools_hadoop-aws-jdkUbuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/patch-javadoc-hadoop-tools_hadoop-aws-jdkUbuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04.txt)
 |  hadoop-aws in the patch failed with JDK 
Ubuntu-11.0.27+6-post-Ubuntu-0ubuntu120.04.  |
   | -1 :x: |  javadoc  |   0m 27s | 
[/results-javadoc-javadoc-hadoop-tools_hadoop-aws-jdkPrivateBuild-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/results-javadoc-javadoc-hadoop-tools_hadoop-aws-jdkPrivateBuild-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09.txt)
 |  
hadoop-tools_hadoop-aws-jdkPrivateBuild-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09
 with JDK Private Build-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09 generated 1 
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   | -1 :x: |  spotbugs  |   0m 21s | 
[/patch-spotbugs-hadoop-tools_hadoop-aws.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/patch-spotbugs-hadoop-tools_hadoop-aws.txt)
 |  hadoop-aws in the patch failed.  |
   | +1 :green_heart: |  shadedclient  |  36m 30s |  |  patch has no errors 
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   |||| _ Other Tests _ |
   | -1 :x: |  unit  |   0m 26s | 
[/patch-unit-hadoop-tools_hadoop-aws.txt](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/patch-unit-hadoop-tools_hadoop-aws.txt)
 |  hadoop-aws in the patch failed.  |
   | +1 :green_heart: |  asflicense  |   0m 37s |  |  The patch does not 
generate ASF License warnings.  |
   |  |   | 114m 47s |  |  |
   
   
   | Subsystem | Report/Notes |
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   | Docker | ClientAPI=1.50 ServerAPI=1.50 base: 
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/artifact/out/Dockerfile
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   | GITHUB PR | https://github.com/apache/hadoop/pull/7720 |
   | Optional Tests | dupname asflicense compile javac javadoc mvninstall 
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   | uname | Linux 058940bba92b 5.15.0-136-generic #147-Ubuntu SMP Sat Mar 15 
15:53:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux |
   | Build tool | maven |
   | Personality | dev-support/bin/hadoop.sh |
   | git revision | trunk / 3219341a3755705e69877d3d9c61f89c06d0a9df |
   | Default Java | Private Build-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09 |
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/usr/lib/jvm/java-8-openjdk-amd64:Private 
Build-1.8.0_452-8u452-ga~us1-0ubuntu1~20.04-b09 |
   |  Test Results | 
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/testReport/ |
   | Max. process+thread count | 706 (vs. ulimit of 5500) |
   | modules | C: hadoop-tools/hadoop-aws U: hadoop-tools/hadoop-aws |
   | Console output | 
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7720/3/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.
   
   




> S3A Analytics Accelerator: vector IO support
> --------------------------------------------
>
>                 Key: HADOOP-19394
>                 URL: https://issues.apache.org/jira/browse/HADOOP-19394
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: fs/s3
>    Affects Versions: 3.4.1
>            Reporter: Steve Loughran
>            Priority: Major
>              Labels: pull-request-available
>
> Add vector IO support for analytics accelerator stream
> Three stages
> # pull up s3a input stream to work with all ObjectInputStreams; do its own 
> fetching independent of the analytics stream
> # provide info to stream of fetches having taken place (remove from cache, 
> cancel prefetch)
> full integration
> * return a range from cache if present
> * append to the block retrieval callback if a prefetch is in progress
> * only do merge + new request if the range cannot be satisifed entirely from 
> cached data
> Out of scope: handling case where part of a range is in cache/retrieval. Too 
> complicated and so prone to problems. 



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