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https://issues.apache.org/jira/browse/HDFS-2715?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Allen Wittenauer resolved HDFS-2715.
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Resolution: Duplicate
Fixed in HADOOP-9902.
> start-dfs.sh falsely warns about processes already running
> ----------------------------------------------------------
>
> Key: HDFS-2715
> URL: https://issues.apache.org/jira/browse/HDFS-2715
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: scripts
> Affects Versions: 0.24.0
> Reporter: Eli Collins
>
> The sbin script pid detection is broken. Running star-dfs.sh indicates the
> following even if there are no processes are running and the pid dir is empty
> before starting.
> {noformat}
> hadoop-0.24.0-SNAPSHOT $ ./sbin/start-dfs.sh
> Starting namenodes on [localhost localhost]
> localhost: starting namenode, logging to
> /home/eli/hadoop/dirs1/logs/eli/hadoop-eli-namenode-eli-thinkpad.out
> localhost: namenode running as process 25256. Stop it first.
> {noformat}
> This may be in 23 as well.
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