View source for Script-for-GUI-cron-control-oom

 #!/bin/bash
 #verbose 0=none 1=logfile
 verbose='1'
 logfile='/root/script/check_php.log'
 #logfile='/dev/stdout'
 
 #limit is in kB (100000=100MB, 5000000=5GB)
 prcL=5000000
 
 #oom_score_adj to set when process over limit
 oom_adj_score=1000
 
 #list of processes
 prcs=$(pgrep php) 
 for prc in $prcs; do
  prcM=$(cat /proc/$prc/status|grep VmSize| cut -d ':' -f2|rev|cut -d ' ' -f2|rev|xargs)
  prcP="/proc/$prc"
  prcC=`cat $prcP/cmdline`
  scP="$prcP/oom_score_adj"
  scV=$(cat $scP)
  rundate=$(date)
  if [ "9$prcM" -gt "9$prcL" ]; then
        if [ "$verbose" -ge "1" ]; then
                echo "$rundate set oom_adj_score=$oom_adj_score for PID:$prc" >> $logfile
                echo "             Mem VSize $prcM Kb limit is $prcL Kb" >> $logfile
                detail=$(ps -q $prc -eo pid:16,cmd:50,etime:20)
                echo "$detail" >> $logfile
                echo >> $logfile
        fi
        echo $oom_adj_score >> $scP
   fi
 done