32 lines
1.7 KiB
Plaintext
32 lines
1.7 KiB
Plaintext
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#!/bin/bash
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#
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# warn = 80%, crit 90%
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mem_av=`cat /proc/meminfo | grep MemAvailable | awk '{print $2}'`
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mem_avail=`echo "${mem_av} * 1000" | bc -l`
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mem_fr=`cat /proc/meminfo | grep MemFree | awk '{print $2}'`
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mem_free=`echo "${mem_fr} * 1000" | bc -l`
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mem_tot=`cat /proc/meminfo | grep MemTotal | awk '{print $2}'`
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mem_total=`echo "${mem_tot} * 1000" | bc -l`
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mem_used=`echo "${mem_total} - ${mem_free}" | bc -l`
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#used=`free -b | grep 'Mem' | awk '{print $3 }'`
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# swap is generally useless on lx branded zones unless using swap files, in which
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# case they become important and this check does nothing for them ... todo
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swap_used=`free -b | grep 'Swap' | awk '{print $3 }'`
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swap_free=`free -b | grep 'Swap' | awk '{print $4 }'`
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swap_total=`free -b | grep 'Swap' | awk '{print $2 }'`
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perc_used=`echo "${mem_used} / ${mem_total} * 100" | bc -l | cut -c1-4`
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# hardoced warn/crit at 80/90 percent of total ram used
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if [[ ${perc_used} > 90 ]]
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then
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echo -e "2 lx-mem mem_total=${mem_total};;;mem_avail=${mem_avail};;;|mem_used=${mem_used};%;;|mem_free=${mem_free};;;|swap-total=${swap_total};;;|swap_used=${swap_used};;;|swap_free=${swap_free} lx zone memory ${mem_used} of ${mem_total}"
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elif [[ ${perc_used} > 80 ]]
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then
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echo -e "1 lx-mem mem_total=${mem_total};;;mem_avail=${mem_avail};;;|mem_used=${mem_used};;;|mem_free=${mem_free};;;|swap-total=${swap_total};;;|swap_used=${swap_used};;;|swap_free=${swap_free} lx zone memory usage ${mem_used} of ${mem_total}"
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else
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echo -e "0 lx-mem mem_total=${mem_total};;;mem_avail=${mem_avail};;;|mem_used=${mem_used};;;|mem_free=${mem_free};;;|swap_total=${swap_total};;;|swap_used=${swap_used};;;|swap_free=${swap_free} lx zone memory usage ${mem_used} of ${mem_total}"
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fi
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