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https://github.com/munin-monitoring/contrib.git
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64 lines
1.7 KiB
Bash
Executable file
64 lines
1.7 KiB
Bash
Executable file
#!/bin/bash
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#
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# Monitors memory usage in openVZ or Virtuozzo
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# based on http://www.huschi.net/archiv/speicher-anzeigen-mit-vzfree.html
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# Author: Michael Richter, http://osor.de/
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# Cleaned up and translated to english by: Marian Sigler <m@qjym.de>, 2010-08-13
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#
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#%# capabilities=autoconf
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BEANCOUNTERS=/proc/user_beancounters
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if [ "$1" == "autoconf" ]; then
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if [ -e $BEANCOUNTERS ]; then
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echo yes
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exit 0
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else
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echo no
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exit 1
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fi
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fi
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if [ ! -r $BEANCOUNTERS ]; then
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echo "$BEANCOUNTERS not readable" >&2
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exit 1
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fi
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if [ "$1" == "config" ]; then
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limit=$(awk '/privvmpages/ {print $5*4096}' $BEANCOUNTERS)
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cut -c9- <<EOF
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graph_args --base 1024 -l 0 --vertical-label bytes --upper-limit $limit
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graph_title VPS memory usage
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graph_category system
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graph_info Shows memory usage and VPS memory limits.
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graph_order maxheld held oomguar barrier limit
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held.label held
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held.draw AREA
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held.info currently held memory
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maxheld.label maxheld
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maxheld.draw AREA
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maxheld.info maximum held memory
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oomguar.label guaranteed
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oomguar.draw LINE2
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oomguar.info memory guaranteed for OOM
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barrier.label barrier
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barrier.draw LINE2
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barrier.info memory usage barrier
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limit.label limit
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limit.draw LINE2
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limit.info memory usage limit
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EOF
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exit 0
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fi
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if [ -n "$1" ]; then
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echo "Invalid argument: $1" >&2
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exit 1
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fi
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awk '/privvmpages/ {print "held.value", $2*4096 "\nmaxheld.value", $3*4096 "\nbarrier.value", $4*4096 "\nlimit.value", $5*4096}' $BEANCOUNTERS
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awk '/oomguarpages/ { print "oomguar.value", $4*4096 }' $BEANCOUNTERS
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