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Posted to hdfs-issues@hadoop.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2022/06/06 12:46:00 UTC
[jira] [Work logged] (HDFS-16623) IllegalArgumentException in LifelineSender
[ https://issues.apache.org/jira/browse/HDFS-16623?focusedWorklogId=778600&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-778600 ]
ASF GitHub Bot logged work on HDFS-16623:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 06/Jun/22 12:45
Start Date: 06/Jun/22 12:45
Worklog Time Spent: 10m
Work Description: ZanderXu opened a new pull request, #4409:
URL: https://github.com/apache/hadoop/pull/4409
Jira: [HDFS-16623](https://issues.apache.org/jira/browse/HDFS-16623), fix bug to avoid IllegalArgumentException in LifelineSender.
In our production environment, an IllegalArgumentException occurred in the LifelineSender at one DataNode which was undergoing GC at that time.
Issue Time Tracking
-------------------
Worklog Id: (was: 778600)
Remaining Estimate: 0h
Time Spent: 10m
> IllegalArgumentException in LifelineSender
> ------------------------------------------
>
> Key: HDFS-16623
> URL: https://issues.apache.org/jira/browse/HDFS-16623
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: ZanderXu
> Assignee: ZanderXu
> Priority: Major
> Time Spent: 10m
> Remaining Estimate: 0h
>
> In our production environment, an IllegalArgumentException occurred in the LifelineSender at one DataNode which was undergoing GC at that time.
> And the bug code is at line 1060 in BPServiceActor.java, because the sleep time is negative.
> {code:java}
> while (shouldRun()) {
> try {
> if (lifelineNamenode == null) {
> lifelineNamenode = dn.connectToLifelineNN(lifelineNnAddr);
> }
> sendLifelineIfDue();
> Thread.sleep(scheduler.getLifelineWaitTime());
> } catch (InterruptedException e) {
> Thread.currentThread().interrupt();
> } catch (IOException e) {
> LOG.warn("IOException in LifelineSender for " + BPServiceActor.this, e);
> }
> }
> {code}
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