Editing crontab for QNAP, and making it stick

Submitted by gunnar on

If you have a QNAP you may want to run some scripts regularly. Editing the crontab seems to work but your changes don't survive a reboot. There is however a fairly simple solution:

During boot, the QNAP will mount the partition /dev/mtdblock5 in /tmp/config and execute the file autorun.sh in this directory, if it exists. The following steps show you how to create the file with the commands necessary to add a crontab entry:

First, mount the partition, cd into the config directory and edit or create the autorun.sh file: