xorg-dev + intel driver + KMS

[Kostik Belousov]

On Sun, Sep 04, 2011 at 08:33:52PM +0300, Andrey Kosachenko wrote:
> On 04.09.2011 18:46, Kostik Belousov wrote:
> >Show me the output of procstat -kk<Xorg pid>  and ps axlww.
> 
> I believe you are interested in those listing in the context of the 
> hanged Xorg, right?. If so, then I've to wait for the next issue 
> occurrence and will provide outputs then.
Right.

> 
> though (just in case) current listings are:
> ps axlww: http://pastebin.com/eTccAM0q
> procstat -kk: http://pastebin.com/TfEWLkfm
> 
> >>I've collected ktrdump output. It is quite large (~500k after
> >>compression), so I'll send it to you off-list.
> >There is no gpu hang, right ?
> 
> Well, honestly speaking I'm not sure how to detect "gpu hang" phenomena.
> Wiki states the following:
> --
> "In the case of GPU hang or error, the GPU dump is available at 
> hw.dri.0.info.i915_error_state."
> --
> 
> so given that in my case it was:
> --
> hw.dri.0.info.i915_error_state: no error state collected
> --
> the implication is gpu didn't hang.
Right.

> 
> 
> 
> Not sure whether it can be useful but still: when Xorg is operating 
> normally there is a bunch of records like
> --
> Sep  4 17:00:42 beastie kernel: [drm:KMS:pid1650:intel_crtc_cursor_set]
> Sep  4 17:00:42 beastie kernel: [drm:KMS:pid1650:intel_crtc_cursor_set] 
> cursor off
> Sep  4 17:00:42 beastie kernel: [drm:KMS:pid1650:intel_crtc_cursor_set]
> Sep  4 17:01:02 beastie kernel: [drm:KMS:pid1650:intel_crtc_cursor_set]
> Sep  4 17:01:02 beastie kernel: [drm:KMS:pid1650:intel_crtc_cursor_set] 
> cursor off
> --
> which appear quite often (several records per minute). After Xorg stuck 
> I could not find any of them until the next boot.
You have KMS debugging turned on. Set sysctl hw.dri.debug to 0.
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