I see where to set the frequency ie weekly, daily, etc, but not how to set what time of day it checks.
Apt updates are triggered by a script called
To do that you need to edit your
This is a fairly standard
From this we can see
If you need more help with the format, Wikipedia has an unusually technical page on Cron.
Thanks people. Amber asked this on my behalf from a question I asked in our loco team IRC channel. I figured it was a cron job and had been digging through them (/etc/cron.*) trying to figure this out on my own. So now I won't see cpu usage spike right as I'm watching some morning news video.
There does seem to be an hour time shift. I suspect it is due to Daylight Savings Time. Here's a snip from this morning.
Mark this solved.