ckConnection.sh

#!/bin/sh
# Usage: This utility checks FD, network FD, CPU and MEM of one process periodically.
#
PID=$1
INTERVAL=$2
if [ "$INTERVAL" == "" ];then
        INTERVAL=10
fi
if [ "$PID" == "" ];then
        echo "This utility checks FD, network FD, CPU and MEM of one process periodically."
        echo "$0 <PID> [INTERVAL]"
        exit 1
fi


while [ 1 ];do
        echo;echo;echo
        lsof -p $PID
        echo
        lsof -i | grep $PID
        echo "==============================================="
        date +"%Y-%m-%d %H:%M:%S.%3N"
        ps aux | grep -v grep |grep -v ckConnection | grep $PID
        lsof -p $PID | wc -l
        lsof -i | grep $PID | wc -l
        sleep $INTERVAL
done