Open the crontab (as root):
crontab –e
Insert the following line and save the file afterwards:
0 4 * * * php -f /path/to/vimp/vimp -- syslog-garbagecollector >> /path/to/vimp/log/syslog-garbagecollector.log 2>&1
Important note:
In VIMP versions lower than 6.x, please use the command /symfony instead of /vimp in the code above.
Important: Close the line with "Return/Enter". There must be at least one more blank line below the entry.
Important: You have to edit 2 pathes, the one to "symfony" and the path to the log/-directory.
The task is executed once a day (at 4am).