[Spice-devel] Delay in Gimp when using qxl driver

[Dominique Rodrigues]

Le 18/01/2012 18:42, Soeren Sandmann a écrit :
>> Yes, so here is another timing from ssh login on the VM :
>>
>>      PerfTop:     686 irqs/sec  kernel: 0.4%  exact:  0.0% [1000Hz
>> cpu-clock],  (all, 1 CPU)
>> --------------------------------------------------------------------------------------------------
>>
>>                samples  pcnt function                DSO
>>                _______ _____ _______________________
>> __________________________________________
>>
>>                5817.00 62.0% hashlittle
>> /usr/lib64/xorg/modules/drivers/qxl_drv.so
>>                2821.00 30.0% __memcpy_ssse3          /lib64/libc-2.12.so
>>                 384.00  4.1% download_box
>> /usr/lib64/xorg/modules/drivers/qxl_drv.so
>>                 207.00  2.2% fetch_scanline_x8r8g8b8
>> /usr/lib64/libpixman-1.so.0.18.4
>>                  74.00  0.8% __memset_sse2           /lib64/libc-2.12.so
>>                  17.00  0.2% qxl_allocnf
>> /usr/lib64/xorg/modules/drivers/qxl_drv.so
>>                  16.00  0.2% finish_task_switch      [kernel.kallsyms]
>>                  11.00  0.1% retint_careful          [kernel.kallsyms]
>>                   9.00  0.1% _spin_unlock_irqrestore [kernel.kallsyms]
>>                   8.00  0.1% hash_and_copy
>> /usr/lib64/xorg/modules/drivers/qxl_drv.so
> I'd be interested in seeing a sysprof profile, where the driver is
> compiled with
>
> 	-g -fno-omit-frame-pointer -O2
>
> Ie., yum install sysprof, then run sysprof, click "start", do the thing
> you want to do in the gimp, then save the profile and send it to the
> list.
>
>
> Søren
>
Ok done (I had to find how to install sysprof on CentOS, no rpm for it, 
only source + compilation).

XML file of sysprof profile attached to this mail

Dominique.
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