[arch-general] System Freeze on sleep

[Prateek Sadhukhan]

Hey Thanks LuKaRo,

I will keep this in mind. I was so far trying to search btrfs issues
since Arch wiki says it is unstable and all.

Unfortunately with this now I have no idea where to start looking :-).

Regards,
Prateek



LuKaRo via arch-general <arch-general at lists.archlinux.org> writes:

> On 5/29/21 8:23 PM, Prateek Sadhukhan via arch-general wrote:
>> I am running arch on btrfs and I suspect it is a btrfs issue somehow. When I
>> check dmesg (journactl --dmesg --boot -1) I see that it always ends with the
>> following two lines when the issue is seen.
>>
>> May 29 07:12:40 matrix kernel: PM: suspend entry (deep)
>> May 29 07:12:40 matrix kernel: Filesystems sync: 0.025 seconds
>
> This doesn't necessarily mean that the error is file system-related. The
> latest message is "File systems sync" because, well, that's when the
> file system synced, and therefore the log got written to disk. The error
> might have occurred at a completely different step afterwards, but isn't
> visible on the next reboot, because the file systems weren't synced
> again, so it got never written to disk. Keep that in mind when
> diagnosing this issue, it might be something completely unrelated to
> file systems.
>
> Regards,
>
> LuKaRo