What we're looking for is one of the sleep related sections:
Code:
01/24/19-22:01:37 INFO Kobo WiFi: disabling WiFi
01/24/19-22:01:53 INFO Kobo suspend: going to sleep . . .
01/24/19-22:01:53 INFO Kobo suspend: asked the kernel to put subsystems to sleep, ret: true
01/24/19-22:01:55 INFO Kobo suspend: waited for 2s because of reasons...
01/24/19-22:01:55 INFO Kobo suspend: synced FS
01/24/19-22:01:55 INFO Kobo suspend: asking for a suspend to RAM . . .
01/24/19-22:01:55 INFO Kobo suspend: ZzZ ZzZ ZzZ? Write syscall returned: true
01/25/19-00:41:09 INFO Kobo suspend: woke up!
01/25/19-00:41:24 ERROR Kobo suspend: putting device back to sleep, unexpected wakeups: 1
01/25/19-00:41:24 INFO Kobo suspend: going to sleep . . .
01/25/19-00:41:24 INFO Kobo suspend: asked the kernel to put subsystems to sleep, ret: true
01/25/19-00:41:26 INFO Kobo suspend: waited for 2s because of reasons...
01/25/19-00:41:26 INFO Kobo suspend: synced FS
01/25/19-00:41:26 INFO Kobo suspend: asking for a suspend to RAM . . .
01/25/19-00:41:26 INFO Kobo suspend: ZzZ ZzZ ZzZ? Write syscall returned: true
01/25/19-01:41:25 INFO Kobo suspend: woke up!
01/25/19-01:41:40 ERROR Kobo suspend: putting device back to sleep, unexpected wakeups: 2
01/25/19-01:41:40 INFO Kobo suspend: going to sleep . . .
01/25/19-01:41:40 INFO Kobo suspend: asked the kernel to put subsystems to sleep, ret: true
01/25/19-01:41:42 INFO Kobo suspend: waited for 2s because of reasons...
01/25/19-01:41:42 INFO Kobo suspend: synced FS
01/25/19-01:41:42 INFO Kobo suspend: asking for a suspend to RAM . . .
01/25/19-01:41:42 INFO Kobo suspend: ZzZ ZzZ ZzZ? Write syscall returned: true
01/25/19-07:36:20 INFO Kobo suspend: woke up!
01/25/19-07:36:35 ERROR Kobo suspend: putting device back to sleep, unexpected wakeups: 3
01/25/19-07:36:35 INFO Kobo suspend: going to sleep . . .
01/25/19-07:36:35 INFO Kobo suspend: asked the kernel to put subsystems to sleep, ret: true
01/25/19-07:36:37 INFO Kobo suspend: waited for 2s because of reasons...
01/25/19-07:36:37 INFO Kobo suspend: synced FS
01/25/19-07:36:37 INFO Kobo suspend: asking for a suspend to RAM . . .
01/25/19-07:36:37 INFO Kobo suspend: ZzZ ZzZ ZzZ? Write syscall returned: true
01/25/19-08:11:31 INFO Kobo suspend: woke up!
01/25/19-08:11:31 INFO Kobo resume: clean up after wakeup
01/25/19-08:11:31 INFO Kobo resume: unflagged kernel subsystems for resume, ret: true
It's not clear to me if that is the one you're talking about, but you've definitely got some kind of problem when seeing stuff like failing to suspend 20 times:
Code:
01/25/19-12:25:30 ERROR Kobo suspend: putting device back to sleep, unexpected wakeups: 20
Do you have a sleep cover?
https://www.mobileread.com/forums/sh...d.php?t=310518