47 lines
1.0 KiB
Plaintext
Executable File
47 lines
1.0 KiB
Plaintext
Executable File
function Linux_swap_mon
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{
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free -m | grep -i swap | while read junk SW_TOTAL SW_USED SW_FREE
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do
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# Use the bc utility in a here document to calculate
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# the percentage of free and used swap space.
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PERCENT_USED=$(bc <<EOF
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scale=4
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($SW_USED / $SW_TOTAL) * 100
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EOF
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)
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PERCENT_FREE=$(bc <<EOF
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scale=4
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($SW_FREE / $SW_TOTAL) * 100
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EOF
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)
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# Produce the rest of the paging space report:
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echo "\nTotal Amount of Swap Space:\t${SW_TOTAL}MB"
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echo "Total KB of Swap Space Used:\t${SW_USED}MB"
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echo "Total KB of Swap Space Free:\t${SW_FREE}MB"
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echo "\nPercent of Swap Space Used:\t${PERCENT_USED}%"
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echo "\nPercent of Swap Space Free:\t${PERCENT_FREE}%"
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# Grap the integer portion of the percent used to
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# test for the over limit threshold
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INT_PERCENT_USED=$(echo $PERCENT_USED | cut -d. -f1)
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if (( PC_LIMIT <= INT_PERCENT_USED ))
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then
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tput smso
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echo "\n\nWARNING: Paging Space has Exceeded the \
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${PC_LIMIT}% Upper Limit!\n"
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tput rmso
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fi
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done
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echo "\n"
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}
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