[CentOS] ssh remote execute awk problem

On Thu, Mar 17, 2011 at 6:58 AM, John Doe <jdmls at yahoo.com> wrote:
> From: sync <jiannma at gmail.com>
>>There is a problem on executing awk command to remote servers;
>>    1. #!/bin/sh
>>    2.
>>    3. _CMD="ssh root at localhost"
>>    4.
>>    5. cpu_num="$($_CMD awk '/processor/{count["proc"]++}; END{print
>>count["proc"]}' /proc/cpuinfo)“
>>    6.
>>    7. echo $cpu_num
>
> Quote the whole command and backslash the command quotes...
> ssh root at localhost "awk '/processor/{count[\"proc\"]++}; END{print
> count[\"proc\"] } ' /proc/cpuinfo"
>
> JD

Or do the processing locally and stay away from proc nuttiness,
without mucking with ssh and awk.

     grep ^processor /proc/cpuinfo | wc -l

Or:

     ssh -l $TARGETUSER $TARGETHOST "[ -e /proc/cpuinfo ] -a grep
^processor | wc -l"