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https://issues.apache.org/jira/browse/HDDS-1870?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16899563#comment-16899563
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Hudson commented on HDDS-1870:
------------------------------
FAILURE: Integrated in Jenkins build Hadoop-trunk-Commit #17036 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/17036/])
HDDS-1870. ConcurrentModification at PrometheusMetricsSink (#1179) (bharat: rev
f4df97fd899eaf0a2e6829827dc9056645555a8c)
* (edit)
hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/server/PrometheusMetricsSink.java
> ConcurrentModification at PrometheusMetricsSink
> -----------------------------------------------
>
> Key: HDDS-1870
> URL: https://issues.apache.org/jira/browse/HDDS-1870
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Reporter: Doroszlai, Attila
> Assignee: Doroszlai, Attila
> Priority: Minor
> Labels: pull-request-available
> Fix For: 0.5.0
>
> Time Spent: 1h 20m
> Remaining Estimate: 0h
>
> Encountered on {{ozoneperf}} compose env when running low on CPU:
> {code}
> om_1 | java.util.ConcurrentModificationException
> om_1 | at
> java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1493)
> om_1 | at
> java.base/java.util.HashMap$ValueIterator.next(HashMap.java:1521)
> om_1 | at
> org.apache.hadoop.hdds.server.PrometheusMetricsSink.writeMetrics(PrometheusMetricsSink.java:123)
> om_1 | at
> org.apache.hadoop.hdds.server.PrometheusServlet.doGet(PrometheusServlet.java:43)
> {code}
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