지난 x분 동안 출력 교환

"지난 10분 동안 사용된 교환은 x였습니다"로 o/p를 가져오는 명령이나 스크립트가 있습니까? 내 nagios 모니터링에 이 출력을 사용하고 싶습니다.

아래 스크립트에서 SAR을 사용하고 있으며 Nagios 모니터링을 위해 다양한 서버에서 실행하려고 합니다. 누구든지 아래 확인에서 스왑 경고를 받고 스왑 임계 값을 얻는 방법을 제안할 수 있습니까? 각 서버에서 다음 명령을 실행하면서 동적으로 계산해 보았는데 오류가 발생합니다.

제안해주세요.

# 2 = CRITICAL (SWAP usage higher than CRITICAL)
# 3 = UNKNOWN (Wrong usage)

SWAP_WARN=
SWAP_CRIT=
SWAPOUT_ACTIVITY_TEST=

## GET SWAP Warning and Critical values from the Machine

# 2 = CRITICAL (SWAP usage higher than CRITICAL)
# 3 = UNKNOWN (Wrong usage)

SWAP_WARN=
SWAP_CRIT=
SWAPOUT_ACTIVITY_TEST=

**## GET SWAP Warning and Critical values from the Machine
temp=$(swapon -s | tail -n 1 | awk '{print $3}' )
SWAP_WARN=$(echo '$(temp)*.20' | bc)
SWAP_CRIT=$(echo '$(temp)*.40' | bc)**

## FETCH ARGUMENTS
##while getopts "h:" OPTION; do
#        case "${h}" in
#                 h)
#                        usage
#                        exit 3
#                        ;;
#                ?)
#                        usage
#                        exit 3
#                        ;;
#        esac
#done

## CHECK ARGUMENTS
if [ -z ${SWAP_WARN} ] || [ -z ${SWAP_CRIT} ] || [ ${SWAP_WARN} -gt ${SWAP_CRIT} ] ; then
        usage
        exit 3
fi

## GET SWAP INFO FROM MACHINE

cd /var/log/sa
FOR_VALUE=sa
FOR_DATE=$(date | awk '{print $3}')
SA=$FOR_VALUE$FOR_DATE
SWAPOUT_ACTIVITY_TEST=$(sar -S -f $SA | tail -n 2| head -n 1 | awk '{print $4}')


## CHECK SWAPPING ON MACHINE
if [ ${SWAPOUT_ACTIVITY_TEST} -lt ${SWAP_WARN} ]; then
        ## SWAP IS OK
        LINE="OK! Swapout size in last 10 minutes : ${SWAPOUT_ACTIVITY_TEST} | swapout_size=${SWAPOUT_ACTIVITY_TEST}B;${SWAP_WARN};${SWAP_CRIT};"
        echo $LINE
        exit 0
elif [ ${SWAPOUT_ACTIVITY_TEST} -gt ${SWAP_WARN} ] && [ ${SWAPOUT_ACTIVITY_TEST} -lt ${SWAP_CRIT} ] || [ ${SWAPOUT_ACTIVITY_TEST} -eq ${SWAP_WARN} ]; then
        ## SWAP IS IN WARNING STATE
        LINE="WARNING! Swapout size in last 10 minutes: ${SWAPOUT_ACTIVITY_TEST} | swapout_size=${SWAPOUT_ACTIVITY_TEST}B;${SWAP_WARN};${SWAP_CRIT};"
:

## FETCH ARGUMENTS
##while getopts "h:" OPTION; do
#        case "${h}" in
#                 h)
#                        usage
#                        exit 3
#                        ;;
#                ?)
#                        usage
#                        exit 3
#                        ;;
#        esac
#done

## CHECK ARGUMENTS
if [ -z ${SWAP_WARN} ] || [ -z ${SWAP_CRIT} ] || [ ${SWAP_WARN} -gt ${SWAP_CRIT} ] ; then
        usage
        exit 3
fi

## GET SWAP INFO FROM MACHINE

cd /var/log/sa
FOR_VALUE=sa
FOR_DATE=$(date | awk '{print $3}')
SA=$FOR_VALUE$FOR_DATE
SWAPOUT_ACTIVITY_TEST=$(sar -S -f $SA | tail -n 2| head -n 1 | awk '{print $4}')


## CHECK SWAPPING ON MACHINE
if [ ${SWAPOUT_ACTIVITY_TEST} -lt ${SWAP_WARN} ]; then
        ## SWAP IS OK
        LINE="OK! Swapout size in last 10 minutes : ${SWAPOUT_ACTIVITY_TEST} | swapout_size=${SWAPOUT_ACTIVITY_TEST}B;${SWAP_WARN};${SWAP_CRIT};"
        echo $LINE
        exit 0
elif [ ${SWAPOUT_ACTIVITY_TEST} -gt ${SWAP_WARN} ] && [ ${SWAPOUT_ACTIVITY_TEST} -lt ${SWAP_CRIT} ] || [ ${SWAPOUT_ACTIVITY_TEST} -eq ${SWAP_WARN} ]; then
        ## SWAP IS IN WARNING STATE
        LINE="WARNING! Swapout size in last 10 minutes: ${SWAPOUT_ACTIVITY_TEST} | swapout_size=${SWAPOUT_ACTIVITY_TEST}B;${SWAP_WARN};${SWAP_CRIT};"
: