zipio.sh

loadthreashold=2.05
ioprocthreshold=20
cpuprocthreashold=20.0
cpuprocreset=5.0
reniceto=10
while true
do
i=$(cut -d ' ' -f 1 /proc/loadavg)
if [ $i > $loadthreashold ]
then
    echo  "Load \"$i\" exceeds threashold of $loadthreashold"
for i in $(iotop -P -b -q -o -d 0.1 -n 5 | awk -F ' ' "{if ( \$1 ~ /[0-9]/ && \$10 > $ioprocthreshold && \$2 == "be/0") print  \$1}")
do
       ionice -c 3 -p $i
       echo "process $i reniced to idel as it was hogging io"
done
for i in $(top  -b -d 0.1 -n 5 | awk -F ' ' "{if ( \$1 ~ /[0-9]/ && \$4 == 0 && \$9 > $cpuprocthreashold) print  \$1}")
do
       renice -n $reniceto -p $i
       echo "process $i reniced to $reniceto as it was hogging cpu"
done
for i in $(top  -b -d 0.1 -n 1 | awk -F ' ' "{if ( \$1 ~ /[0-9]/ && \$4 == $reniceto && \$9 < $cpuprocreset) print  \$1}")
do
       renice -n 0 -p $i
       echo "process $i reniced to 0 as it stopped hogging cpu"
done
fi
sleep 1
done