suspend/resume on Lenovo X1 (regression from reports on wiki)

[Sergey A. Osokin]

On Sat, Aug 31, 2013 at 12:12:59AM +0200, Laura Marie Feeney wrote:
> On 08/30/13 23:53, Sergey A. Osokin wrote:
> >
> >>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).
> >
> >I'm also using i3 now, previously it was fvwm2 earlier with slowdown.
> >Hmm...
> >
> >Gleb and Luara, could you try x11-wm/i3 for suspend/resume trick and check
> >slowdown?
> 
> I was using twm (like i3, it's very lightweight window manager and
> actually my personal preference for everyday use) and saw little or
> no slowdown under normal use.  (I was able to get the cpu load to
> spike quite a bit higher by scrolling an xterm as fast as I could,
> but that's not very normal.)

The main difference in these two wms its toolkits - i3 mostly uses a xcb,
twm uses a widget toolkit and it looks like xcb works well...

-- 
Sergey A. Osokin
osa at FreeBSD.org