From owner-freebsd-acpi@FreeBSD.ORG  Fri Aug 30 19:57:39 2013
Return-Path: <owner-freebsd-acpi@FreeBSD.ORG>
Delivered-To: freebsd-acpi@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTP id 294D6758;
 Fri, 30 Aug 2013 19:57:39 +0000 (UTC) (envelope-from jhb@freebsd.org)
Received: from bigwig.baldwin.cx (bigwig.baldwin.cx [IPv6:2001:470:1f11:75::1])
 (using TLSv1 with cipher ADH-CAMELLIA256-SHA (256/256 bits))
 (No client certificate requested)
 by mx1.freebsd.org (Postfix) with ESMTPS id EC9972BBD;
 Fri, 30 Aug 2013 19:57:38 +0000 (UTC)
Received: from jhbbsd.localnet (unknown [38.105.238.108])
 by bigwig.baldwin.cx (Postfix) with ESMTPSA id 8A392B939;
 Fri, 30 Aug 2013 15:57:36 -0400 (EDT)
From: John Baldwin <jhb@freebsd.org>
To: freebsd-acpi@freebsd.org
Subject: Re: suspend/resume on Lenovo X1 (regression from reports on wiki)
Date: Fri, 30 Aug 2013 11:53:22 -0400
User-Agent: KMail/1.13.5 (FreeBSD/8.2-CBSD-20110714-p28; KDE/4.5.5; amd64; ; )
References: <521D03AE.3050709@sics.se>
 <CAJ-VmokcQOhAE6y_=J1uzPHneSF+jYSpdo+wdf7Gd0h36pRHwQ@mail.gmail.com>
 <20130830145102.GG32399@FreeBSD.org>
In-Reply-To: <20130830145102.GG32399@FreeBSD.org>
MIME-Version: 1.0
Content-Type: Text/Plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Message-Id: <201308301153.23184.jhb@freebsd.org>
X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.7
 (bigwig.baldwin.cx); Fri, 30 Aug 2013 15:57:36 -0400 (EDT)
Cc: Laura Marie Feeney <lmfeeney@sics.se>, Gleb Smirnoff <glebius@freebsd.org>,
 "Sergey A. Osokin" <osa@freebsd.org>
X-BeenThere: freebsd-acpi@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: ACPI and power management development <freebsd-acpi.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-acpi>,
 <mailto:freebsd-acpi-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-acpi>
List-Post: <mailto:freebsd-acpi@freebsd.org>
List-Help: <mailto:freebsd-acpi-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-acpi>,
 <mailto:freebsd-acpi-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 30 Aug 2013 19:57:39 -0000

On Friday, August 30, 2013 10:51:02 am Sergey A. Osokin wrote:
> On Fri, Aug 30, 2013 at 01:39:59AM -0700, Adrian Chadd wrote:
> > On 29 August 2013 20:14, Sergey A. Osokin <osa@freebsd.org> wrote:
> > > On Wed, Aug 28, 2013 at 07:03:10PM +0400, Gleb Smirnoff wrote:
> > > >   Laura,
> > > >
> > > >   Now bad news :) Last major Xorg update in ports, which happened couple
> > > > of months ago, introduced a regression: xorg performs very slowly after
> > > > resume. If the server process is restarted, then a new one performs okay.
> > >
> > > Agree with Gleb.  Kind of a slowness exist after resume.
> > >
> > Can y'all grab some basic, naive benchmarks (disk, CPU) and compare them
> > before/after a suspend/resume cycle?
> 
> Unfortunately, I'm not sure what I need to check...

Maybe try x11perf before and after?  I just removed VESA from my kernel on an
X220 and it now suspends and resumes great in X.  I don't notice any slowdown,
but I'm using a very simple tiling window manager (i3wm).

-- 
John Baldwin