[
https://issues.apache.org/jira/browse/HADOOP-18410?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17585295#comment-17585295
]
ASF GitHub Bot commented on HADOOP-18410:
-----------------------------------------
steveloughran commented on code in PR #4766:
URL: https://github.com/apache/hadoop/pull/4766#discussion_r955908427
##########
hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/S3AInputStream.java:
##########
@@ -1345,6 +1238,10 @@ public synchronized void unbuffer() {
closeStream("unbuffer()", false, false);
} finally {
streamStatistics.unbuffered();
+ if (inputPolicy.isAdaptive()) {
+ LOG.debug("Switching to Random IO seek policy after unbuffer()
invoked");
+ setInputPolicy(S3AInputPolicy.Random);
Review Comment:
done
> S3AInputStream.unbuffer() async drain not releasing http connections
> --------------------------------------------------------------------
>
> Key: HADOOP-18410
> URL: https://issues.apache.org/jira/browse/HADOOP-18410
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/s3
> Affects Versions: 3.3.9
> Reporter: Steve Loughran
> Assignee: Steve Loughran
> Priority: Blocker
> Labels: pull-request-available
>
> Impala tcp-ds setup to s3 is hitting problems with timeout fetching http
> connections from the s3a fs pool. Disabling s3a async drain makes this
> problem *go away*. assumption, either those async ops are blocking, or they
> are not releasing references properly.
--
This message was sent by Atlassian Jira
(v8.20.10#820010)
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
