swap_check.sh

#!/bin/bash
# Get current swap usage for all running processes
#

SUM=0
OVERALL=0

for DIR in `find /proc/ -maxdepth 1 -type d | egrep "^/proc/[0-9]"` ; do
        PID=`echo $DIR | cut -d / -f 3`
        PROGNAME=`ps -p $PID -o comm --no-headers`

        for SWAP in `grep Swap $DIR/smaps 2>/dev/null| awk '{ print $2 }'`
        do
                let SUM=$SUM+$SWAP
        done

        if [ $SUM -gt 0 ]
        then
                let SUM=$SUM/1024
                echo "PID=$PID - Swap used: $SUM - ($PROGNAME )"
        fi
        let OVERALL=$OVERALL+$SUM
        SUM=0

done

echo "Overall swap used: $OVERALL MB"