Some additional requests. Can you review your BIOS settings to see if there is an automatic wakeup set there?
Also, is the system waking up 24 hours from the time it is suspended, or does it wakeup at the same time of day? Just trying to see if an external USB device is waking it at a specific time.
One last thing, the Firmware Test Suite can dump some CMOS data to see if wakeup is set. If possible, can you install fwts and run the following:
Some additional requests. Can you review your BIOS settings to see if there is an automatic wakeup set there?
Also, is the system waking up 24 hours from the time it is suspended, or does it wakeup at the same time of day? Just trying to see if an external USB device is waking it at a specific time.
One last thing, the Firmware Test Suite can dump some CMOS data to see if wakeup is set. If possible, can you install fwts and run the following:
sudo fwts cmosdump
Then attach the output.