mirror of
https://github.com/Telecominfraproject/wlan-lanforge-scripts.git
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32 lines
1.6 KiB
Bash
Executable File
32 lines
1.6 KiB
Bash
Executable File
#!/bin/bash
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## ##
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## Top and Memory Usage Reporter ##
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## ##
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## Use this script to regularly record the ##
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## free memory and number of processes running ##
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## on your LANforge server. ##
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## ##
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## This script can be installed into cron by ##
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## one of two methods: ##
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## a) ln -s `pwd`/topmon.sh /etc/cron.hourly ##
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## ##
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## Or more frequently: ##
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## b) crontab -u lanforge -e ##
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## and add the line ##
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## * */3 * * * /home/lanforge/scripts/topmon </dev/null &>/dev/null ##
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## ##
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## Find the results in /home/lanforge/topmon.log ##
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## ##
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max_size="100MB"
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log="/home/lanforge/topmon.log"
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tmp="/home/lanforge/tmp.topmon.log"
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now=$( date +"%Y-%m-%d %H:%M:%S")
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echo "" >> $tmp
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echo "$now" >> $tmp
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echo "" >> $tmp
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COLUMNS=512 LINES=15000 top -b -n 1 -w512 -c >> $tmp
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echo "" >> $tmp
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# save the last 1M of the log file
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tail -c $max_size $tmp > $log
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#eof
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