Cron jobs
From Wikitech
Note: the job queue runs continuously on many servers and is not a cron job.
QueryPage update
srv31:/var/spool/cron/tstarling: updates the special pages derived from QueryPage
PATH=/usr/local/bin:/bin:/usr/bin:/usr/X11R6/bin:/home/wikipedia/bin:/home/tstarling/bin:/usr/local/bin:/usr/local/mysql/bin:/home/tstarling/bin 00 4 * * * /home/wikipedia/bin/update-special-pages-small > /home/wikipedia/logs/updateSpecialPages-small.log 2>&1 00 5 */3 * * /home/wikipedia/bin/update-special-pages > /home/wikipedia/logs/updateSpecialPages.log 2>&1
update-special-pages-small
#!/bin/bash cd /home/wikipedia/common/php-1.5/maintenance for db in `</home/wikipedia/common/small.dblist`; do echo $db /usr/local/bin/php updateSpecialPages.php $db echo echo done
update-special-pages
#!/bin/bash cluster=`</etc/cluster` cd /home/wikipedia/common/php-1.5/maintenance for db in `</home/wikipedia/common/$cluster.dblist`; do echo $db /usr/local/bin/php updateSpecialPages.php $db echo echo done
Tor exit list update
srv42:/var/spool/cron/crontabs/tstarling: Loads the tor exit list from check.torproject.org and saves it into memcached for later use by the TorBlock extension.
PATH=/usr/local/bin:/bin:/usr/bin:/usr/X11R6/bin:/home/wikipedia/bin:/home/tstarling/bin:/usr/local/bin:/usr/local/mysql/bin:/home/tstarling/bin */20 * * * * php -n /home/wikipedia/common/php/extensions/TorBlock/loadExitNodes.php 2>&1
Ganglia RRD commit
zwinger:/etc/cron.hourly/save-gmetad-rrds: The live RRD files for ganglia are kept in a tmpfs, for performance reasons. This script copies them back to disk in case of server restart
#!/bin/sh /usr/local/bin/save-gmetad-rrds >> /var/log/save-gmetad-rrds.log 2>&1
save-gmetad-rrds
#!/bin/bash service gmetad_pmtpa stop echo "Saving RRDs..." time rsync -a /mnt/ganglia_tmp/rrds.pmtpa/ /var/lib/ganglia/rrds.pmtpa echo "Done" service gmetad_pmtpa start