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ps aux + grep + nice + while

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# 15  
Old 11-26-2012
drd0spt, UNIX95 is no ordinary variable, it changes the behavior of the ps command to use the XPG4 environment instead of the HPUX environment.

You can read more about it here
# 16  
Old 11-26-2012
Quote:
Originally Posted by drd0spt
Code:
while read PID CPU REST < <(ps -eo pid,pcpu,args|grep [b]ackup)
      do 
         if [ "$CPU" -ge 95 ]
         then
           renice -1 $PID
         fi   
         sleep 2
      done

If that works, great! It might be wise to consider renicing back if the process consumes less than a sensible CPU percentage for a while...
# 17  
Old 11-26-2012
i thought on that but i experimented seems he goes up when he runs out of the loop in normal fashion after the cpu reaches levels below the 95
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