[ https://issues.apache.org/jira/browse/HADOOP-13837?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Weiwei Yang updated HADOOP-13837: --------------------------------- Target Version/s: 3.0.0-alpha2 > Process check bug in hadoop_stop_daemon of hadoop-functions.sh > -------------------------------------------------------------- > > Key: HADOOP-13837 > URL: https://issues.apache.org/jira/browse/HADOOP-13837 > Project: Hadoop Common > Issue Type: Bug > Components: scripts > Reporter: Weiwei Yang > Assignee: Weiwei Yang > Attachments: HADOOP-13837.01.patch, HADOOP-13837.02.patch, > HADOOP-13837.03.patch, HADOOP-13837.04.patch, check_proc.sh > > > Always get {{ERROR: Unable to kill ...}} after {{Trying to kill with kill > -9}}, see following output of stop-yarn.sh > {code} > <NM_HOST>: WARNING: nodemanager did not stop gracefully after 5 seconds: > Trying to kill with kill -9 > <NM_HOST>: ERROR: Unable to kill 18097 > {code} > hadoop_stop_daemon doesn't check process liveness correctly, this bug can be > reproduced by the script easily. kill -9 would need some time to be done, > directly check process existence right after mostly will fail. > {code} > function hadoop_stop_daemon > { > ... > kill -9 "${pid}" >/dev/null 2>&1 > fi > if ps -p "${pid}" > /dev/null 2>&1; then > hadoop_error "ERROR: Unable to kill ${pid}" > else > ... > } > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org