1/var/log/waagent.log {
2    # Old versions of log files are compressed with gzip by default.
3    compress
4
5    # Rotate log files > 20 MB, and keep last 50 archived files. With an compression ratio ranging from 5-10%, The
6    # archived files would take an average of around 50-100 MB. Even for extremely chatty agent, the average size of
7    # the compressed files would not go beyond ~2 MB per day.
8    size 20M
9    rotate 50
10
11    # Add date as extension when rotating logs
12    dateext
13
14    # Formatting the date extension to YYYY-MM-DD-SSSSSSS format. logrotate does not provide hours, mins and seconds
15    # option. Adding the %s (system clock epoch time) to differentiate rotated log files within the same day.
16    dateformat -%Y-%m-%d-%s
17
18    # Do not rotate the log if it is empty
19    notifempty
20
21    # If the log file is missing, go on to the next one without issuing an error message.
22    missingok
23}