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How to kill zombie processes in centos

Question asked by srinivasaraos on Apr 21, 2014
Latest reply on Apr 21, 2014 by srinivasaraos
There are some zombie processes running on centos box with **mapr hadoop** installed
<pre>
ps aux | awk '{ print $8 " " $2 }' | grep -w Z
Z 19472
Z 19983
Z 24666
 
ps -ef|grep 11722
9013      8002  7000  0 00:20 pts/5    00:00:00 grep 11722
root     11722     1 27 Jan28 ?        22-14:33:35 /opt/mapr/server/mfs -b -S 120 -p 5660 -n inode:6:log:6:meta:10:dir:40:small:15 -O /opt/mapr/conf/mapr-clusters.conf -V
root     19472 11722  0 Feb10 ?        00:00:00 [handle_disk_fai] <defunct>
root     19983 11722  0 Mar30 ?        00:00:00 [handle_disk_fai] <defunct>
root     24666 11722  0 Apr17 ?        00:00:00 [handle_disk_fai] <defunct>
</pre>

I thought of killing these zombied process, but when I looked at the parent processes it was showing **mfs**, so I was little panicked, because it might cause cluster down :(

any idea on how to kill them? what caused them zombied??

Thanks so much,  

Srinivas

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