/var/log/cron on RHEL and SLES systems:
# cat /var/log/cron
Aug 1 03:47:18 ssds9 run-parts(/etc/cron.daily)[19200]: finished logrotate
Aug 1 03:47:18 ssds9 run-parts(/etc/cron.daily)[19068]: starting man-db.cron
Aug 1 03:47:19 ssds9 run-parts(/etc/cron.daily)[19211]: finished man-db.cron
Aug 1 03:47:19 ssds9 run-parts(/etc/cron.daily)[19068]: starting rpmdiff.sh
Aug 1 03:47:44 ssds9 run-parts(/etc/cron.daily)[19225]: finished rpmdiff.sh
Aug 1 03:47:44 ssds9 anacron[18489]: Job `cron.daily' terminated (produced output)
Aug 1 03:50:01 ssds9 CROND[19260]: (root) CMD (/usr/lib64/sa/sa1 1 1)
Aug 1 04:00:01 ssds9 CROND[19384]: (root) CMD (/usr/lib64/sa/sa1 1 1)
Aug 1 04:01:01 ssds9 CROND[19403]: (root) CMD (run-parts /etc/cron.hourly)
Aug 1 04:01:02 ssds9 run-parts(/etc/cron.hourly)[19403]: starting 0anacron
Aug 1 04:01:02 ssds9 run-parts(/etc/cron.hourly)[19412]: finished 0anacron