Date: Mon, 14 May 2018 09:06:04 +0100 From: Edward Tomasz =?utf-8?Q?Napiera=C5=82a?= <trasz@FreeBSD.org> To: Pete Wright <pete@nomadlogic.org> Cc: Theron <theron.tarigo@gmail.com>, Niclas Zeising <zeising+freebsd@daemonic.se>, Andriy Gapon <avg@FreeBSD.org>, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: suspend/resume regression Message-ID: <20180514080604.GA2006@brick> In-Reply-To: <9f7fcdaa-99ea-98f4-8ef3-c8da6060542e@nomadlogic.org> References: <1e608109-fcdd-d794-b03a-2e417300b95a@nomadlogic.org> <f9396ec8-c4c4-03cf-f0db-89bc6c41e82f@FreeBSD.org> <fd2a5f46-5c2f-ffa0-e923-16dc8756494c@daemonic.se> <3488a8a4-8cad-d6a8-0852-3bbbdd971c7f@gmail.com> <26f5ec31-3994-eac9-0c43-6d2458c35ad0@nomadlogic.org> <9f7fcdaa-99ea-98f4-8ef3-c8da6060542e@nomadlogic.org>
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On 0513T1244, Pete Wright wrote: > > > On 05/13/2018 10:27, Pete Wright wrote: > > > > > > On 05/13/2018 08:58, Theron wrote: > >>> Hi! > >>> I'm also seeing issues, not as severe as Pete, but after I resume > >>> (which works, with drm-next and DMC firmware), the system becomes > >>> sluggish. It feels like I/O takes more time, and graphics are > >>> sluggish (very sientific, I know, but for instance git operations > >>> are much slower after a resume). I know there's been an update to > >>> acpica between my system updates, when this started to happen, but I > >>> haven't had time to revert that update and test again. I will try > >>> to do that and report back. > >>> Regards > >> Hi Niclas, > >> I used drm-next on Skylake with issues which sound similar. Resuming > >> from suspend, or simply switching the laptop display output off and > >> on from xrandr, resulted in graphics sluggishness (drop to 30fps in > >> glxgears) and graphical corruption in Xorg apps, which persisted even > >> after restarting these apps. Switching to drm-stable made the > >> problems go away; I haven't had time to figure out what -next is > >> doing differently to cause them. > >> > >> Pete's issue sounds more severe, and unrelated as it happens without > >> drm loaded. My kernel is two weeks out of date (r333093), so I need > >> to check whether the more recent changes affect my system as well. > >> > > so i've done a bit more debugging on my end. i've even installed the > > 11.2-BETA branch last night since 11-STABLE worked without issues > > about a month or so ago. > > > > i've set "debug.acpi.resume_beep=1" and when resuming after entering > > an S3 sleep state the bell rings and does not stop until i do a hard > > reset (both with i915kms loaded and unloaded). > > > > kinda at a loss as to how this could break both CURRENT and basically > > 11-STABLE. i'm going to make a ubuntu live image and test that, my > > laptop is a System76 laptop that shipped with ubuntu originally. if > > that is broken as well then i guess this could be a hardware issue. > > > ubuntu live image suspends/resumes without issue so this certainly seems > to be a freebsd issue unfortunately. i guess next step is to attempt to > find a working CURRENT snapshot that does suspend/resume without issue > then start looking at commits? FWIW, I'm seeing the same - sluggishness after resume - with stock 12-CURRENT, without drm-next, just vanilla i915kms.ko, on T420. TBH I'm not entirely sure it's X11 problem - as I'm writing it now, under vt(4), it seems somewhat slow too.
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