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https://issues.apache.org/jira/browse/HDFS-14260?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16902661#comment-16902661
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Hadoop QA commented on HDFS-14260:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m
0s{color} | {color:blue} Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} patch {color} | {color:red} 0m 9s{color}
| {color:red} https://github.com/apache/hadoop/pull/483 does not apply to
trunk. Rebase required? Wrong Branch? See
https://wiki.apache.org/hadoop/HowToContribute for help. {color} |
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|| Subsystem || Report/Notes ||
| GITHUB PR | https://github.com/apache/hadoop/pull/483 |
| JIRA Issue | HDFS-14260 |
| Console output |
https://builds.apache.org/job/hadoop-multibranch/job/PR-483/4/console |
| versions | git=2.17.1 |
| Powered by | Apache Yetus 0.10.0 http://yetus.apache.org |
This message was automatically generated.
> Replace synchronized method in BlockReceiver with atomic value
> --------------------------------------------------------------
>
> Key: HDFS-14260
> URL: https://issues.apache.org/jira/browse/HDFS-14260
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: datanode
> Affects Versions: 3.2.0
> Reporter: David Mollitor
> Assignee: David Mollitor
> Priority: Minor
> Fix For: 3.3.0
>
> Attachments: HDFS-14260.1.patch, HDFS-14260.2.patch
>
>
> This synchronized block is protecting {{lastSentTime}} which is a native
> long. Can use AtomicLong and remove this synchronization.
> {code}
> synchronized boolean packetSentInTime() {
> long diff = Time.monotonicNow() - lastSentTime;
> if (diff > maxSendIdleTime) {
> LOG.info("A packet was last sent " + diff + " milliseconds ago.");
> return false;
> }
> return true;
> }
> {code}
> https://github.com/apache/hadoop/blob/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockReceiver.java#L392-L399
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