From owner-freebsd-current@freebsd.org Mon May 14 08:28:02 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A4CF5FE0D4C for ; Mon, 14 May 2018 08:28:02 +0000 (UTC) (envelope-from zeising+freebsd@daemonic.se) Received: from mail.daemonic.se (mail.daemonic.se [176.58.89.161]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 3DBE280301; Mon, 14 May 2018 08:28:02 +0000 (UTC) (envelope-from zeising+freebsd@daemonic.se) Received: from cid.daemonic.se (localhost [IPv6:::1]) by mail.daemonic.se (Postfix) with ESMTP id 40kv351p6NzDhS4; Mon, 14 May 2018 08:28:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=daemonic.se; h= content-transfer-encoding:content-language:content-type :content-type:in-reply-to:mime-version:user-agent:date:date :message-id:from:from:references:subject:subject:received :received; s=20151023; t=1526286480; bh=9CvB8+FvHTbTOgQkKl4JoAwx XCmd38NaKekrX8XPk7E=; b=KL55/V2xGXrlP4aGkppZnWatEbjthcR0qf7mYOc0 7+B05j8f48KjaTf8RtVHl7QbLZ+jm4GU6unm2v+vscbbRnDyQusQZZR+0ytezuUI M+huccrDbgNGYp/Vfx+/lLBABLc4aXm9hEUdfrFq4c174TtOUo6x0BMUeNLhliSz gGA= X-Virus-Scanned: amavisd-new at daemonic.se Received: from mail.daemonic.se ([127.0.0.1]) (using TLS with cipher ECDHE-RSA-AES128-GCM-SHA256) by cid.daemonic.se (mailscanner.daemonic.se [127.0.0.1]) (amavisd-new, port 10587) with ESMTPS id UuUr387T3CKI; Mon, 14 May 2018 08:28:00 +0000 (UTC) Received: from garnet.daemonic.se (host-95-192-250-89.mobileonline.telia.com [95.192.250.89]) by mail.daemonic.se (Postfix) with ESMTPSA id 40kv342fbNzDhBg; Mon, 14 May 2018 08:28:00 +0000 (UTC) Subject: Re: suspend/resume regression To: Pete Wright , Theron , Andriy Gapon , FreeBSD Current References: <1e608109-fcdd-d794-b03a-2e417300b95a@nomadlogic.org> <3488a8a4-8cad-d6a8-0852-3bbbdd971c7f@gmail.com> <26f5ec31-3994-eac9-0c43-6d2458c35ad0@nomadlogic.org> <9f7fcdaa-99ea-98f4-8ef3-c8da6060542e@nomadlogic.org> <20180514080604.GA2006@brick> From: Niclas Zeising Message-ID: Date: Mon, 14 May 2018 10:27:59 +0200 User-Agent: Mutt/1.5.21 MIME-Version: 1.0 In-Reply-To: <20180514080604.GA2006@brick> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 May 2018 08:28:02 -0000 On 05/14/18 10:06, Edward Tomasz Napiera=C5=82a wrote: > 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.=C2=A0 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).=C2=A0 I know there's been an updat= e to >>>>> acpica between my system updates, when this started to happen, but = I >>>>> haven't had time to revert that update and test again.=C2=A0 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 eve= n >>>> 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.=C2=A0 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.=C2=A0 i've even installe= d 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=3D1" and when resuming after enterin= g >>> 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.=C2=A0 i'm going to make a ubuntu live image and test that,= my >>> laptop is a System76 laptop that shipped with ubuntu originally.=C2=A0= 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 see= ms >> to be a freebsd issue unfortunately.=C2=A0 i guess next step is to att= empt to >> find a working CURRENT snapshot that does suspend/resume without issue >> then start looking at commits? >=20 > FWIW, I'm seeing the same - sluggishness after resume - with stock > 12-CURRENT, without drm-next, just vanilla i915kms.ko, on T420. >=20 > TBH I'm not entirely sure it's X11 problem - as I'm writing it now, > under vt(4), it seems somewhat slow too. >=20 It's not impossible that there are two different regressions, one=20 causing sluggishness and one causing graphics corruption, or that they=20 are intertwined. I have a Kaby Lake system which I run these tests on.=20 I also have a window where the regression seem to have happened.=20 r333269 to r333340, so once I have time I'll start bisecting. Hopefully I can test on older systems as well. Regards --=20 Niclas