check processes with kill -0
usage() | |
{ | |
echo "./$0 [--verbose]" | |
} | |
VERBOSE=0 | |
if [ "$1" == "--verbose" ]; then | |
VERBOSE=1 | |
fi | |
max_pid_num=$(cat /proc/sys/kernel/pid_max) | |
for ((i=1;i<$max_pid_num;i++)) ; do | |
kill -0 $i 2>/dev/null | |
ret=$? | |
if [ $ret -eq 0 ]; then | |
is_reported_in_proc=$(ls -d /proc/$i) | |
if [ "$is_reported_in_proc" = "" ] ; then | |
#problem, check this PID. | |
echo -e "\e[01;31mPROBLEM\e[0m" | |
echo "kill reported process $i $(ps $i |awk '$1!="PID"') to be running, but it does not show in proc!" | |
else | |
if [ $VERBOSE -eq 1 ]; then | |
echo "Process $i $(ps $i |awk '$1!="PID"') running. exe:$( ls -l /proc/$i/exe 2>/dev/null | awk '{print $10}')" | |
fi | |
fi | |
fi | |
done |
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