Editing Traffic accounting through proc
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| Latest revision | Your text | ||
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# Time to do the data collection. | # Time to do the data collection. | ||
| − | for veid in | + | for veid in `/usr/sbin/vzlist -o veid -H | sed 's/ //g'` |
do | do | ||
RRDFILE="/var/lib/rrd/$veid.rrd" | RRDFILE="/var/lib/rrd/$veid.rrd" | ||
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# Parse out the inbound/outbound traffic and assign them to the corresponding variables | # Parse out the inbound/outbound traffic and assign them to the corresponding variables | ||
eval `/usr/sbin/vzctl exec $veid "grep venet0 /proc/net/dev" | \ | eval `/usr/sbin/vzctl exec $veid "grep venet0 /proc/net/dev" | \ | ||
| − | awk -F: '{print $2}' | awk '{printf"CTIN=% | + | awk -F: '{print $2}' | awk '{printf"CTIN=%-15d\nCTOUT=%-15d\n", $1, $9}'` |
# Send the data to the corresponding RRD time with (N)now as the update time | # Send the data to the corresponding RRD time with (N)now as the update time | ||
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| − | the following script uses previously generated | + | the following script uses previously generated RRD's, you'll get nice PNG pictures and index.html file with them: |
<source lang="bash"> | <source lang="bash"> | ||
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rrd_path=/var/lib/rrd | rrd_path=/var/lib/rrd | ||
www_path=/var/www/html/traf | www_path=/var/www/html/traf | ||
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cd $rrd_path | cd $rrd_path | ||
for RRD in *.rrd | for RRD in *.rrd | ||
do | do | ||
| − | CTID= | + | CTID=`echo $RRD|awk -F\. '{print $1}'` |
| − | # list of intervals, 1d = last day, 1w = last week and so | + | # list of intervals, 1d = last day, 1w = last week and so.. |
for INT in 1h 1d 1w 1m 1y | for INT in 1h 1d 1w 1m 1y | ||
do | do | ||
| − | /usr/bin/rrdtool graph $ | + | /usr/bin/rrdtool graph $www_path/${CTID}-${INT}.png \ |
--start now-$INT --end now \ | --start now-$INT --end now \ | ||
-w 1000 -h 500 \ | -w 1000 -h 500 \ | ||
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DEF:in=$RRD:IN:AVERAGE AREA:in#aea:'IN' LINE1:in#0e0 \ | DEF:in=$RRD:IN:AVERAGE AREA:in#aea:'IN' LINE1:in#0e0 \ | ||
DEF:out=$RRD:OUT:AVERAGE AREA:out#eaa:'OUT' LINE1:out#e00 | DEF:out=$RRD:OUT:AVERAGE AREA:out#eaa:'OUT' LINE1:out#e00 | ||
| − | echo "<p><img src=\"${CTID}-${INT}.png\"><br/><br/></p>" >> $ | + | echo "<p><img src=\"${CTID}-${INT}.png\"><br/><br/></p>" >> $www_path/index.html |
done | done | ||
done | done | ||
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== Setup == | == Setup == | ||
| − | Add this to cron to run | + | Add this to cron to run every vz_direct_traffic_log every 5 min and vz_direct_traffic_render every 30 min: |
| + | |||
| + | # echo -e "*/5 * * * * root /path/to/script/vz_direct_traffic_log\n*/30 * * * * root /path/to/script/vz_direct_traffic_render " >> \ | ||
| + | /etc/crontab && /etc/init.d/crontab restart | ||
| + | |||
| + | |||
| + | Better use the cron system of OpenVZ | ||
| − | # | + | # echo -e "*/5 * * * * root /path/to/script/vz_direct_traffic_log\n*/30 * * * * root /path/to/script/vz_direct_traffic_render " >> \ |
| − | + | /etc/vz/cron/vz-traffic.sh && /etc/init.d/vz update-cron | |
| − | |||
| − | |||
To check the output of this later run: | To check the output of this later run: | ||
