15 lines
324 B
Plaintext
15 lines
324 B
Plaintext
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#!/bin/sh
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total="$(free -m | grep Mem: | awk '{ print $2 }')"
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used="$(free -m | grep Mem: | awk '{ print $3 }')"
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shared="$(free -m | grep Mem: | awk '{ print $5 }')"
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free=$(expr $total - $used - $shared)
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true_used=$(expr $shared + $used)
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case $1 in
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total) echo $total;;
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used) echo $true_used;;
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free) echo $free;;
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esac
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