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From Bruno Mahé (Assigned) (JIRA) <j...@apache.org>
Subject [jira] [Assigned] (BIGTOP-436) flume-node stop seems to mistarget some other java process on lucid
Date Thu, 08 Mar 2012 21:37:58 GMT

     [ https://issues.apache.org/jira/browse/BIGTOP-436?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Bruno Mahé reassigned BIGTOP-436:
---------------------------------

    Assignee: Patrick Taylor Ramsey  (was: Bruno Mahé)

Assigning to you Patrick since you expressed some interest regarding looking into it.
Have fun :)
                
> flume-node stop seems to mistarget some other java process on lucid
> -------------------------------------------------------------------
>
>                 Key: BIGTOP-436
>                 URL: https://issues.apache.org/jira/browse/BIGTOP-436
>             Project: Bigtop
>          Issue Type: Bug
>          Components: Debian
>    Affects Versions: 0.3.0
>            Reporter: Roman Shaposhnik
>            Assignee: Patrick Taylor Ramsey
>            Priority: Blocker
>             Fix For: 0.3.0
>
>
> It seems that the following bit of code from flume-node reliably kills our jenkins slave
process on lucid:
> {noformat}
>   # FLUME-919 will put an end to such extreme violence
>   FLUME_PID=`cat $FLUME_PID_FILE`
>   if [ -n $FLUME_PID ]; then
>     FLUME_PID_GROUP=$(ps -o pgrp -p ${FLUME_PID} h)
>     if [ -n $FLUME_PID_GROUP ]; then
>       kill -TERM -${FLUME_PID_GROUP} &>/dev/null
>       sleep 5
>       kill -KILL -${FLUME_PID_GROUP} &>/dev/null
>       rm -f $LOCKFILE $FLUME_PID_FILE
>     fi
>   fi
>   return 0
> {noformat}
> Here's how it happens:
>    http://bigtop01.cloudera.org:8080/view/Bigtop-trunk/job/Bigtop-trunk-packagetest-lucid/label=lucid-slave/1/console
> We need to investigate and possibly fix this.

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