[Dev] [SDK/Emulator] Tizen emulator on windows performance

Stanislav Vorobiov s.vorobiov at samsung.com
Thu Feb 6 12:14:32 GMT 2014


Hi all,

Just wondering, does anyone have any progress on this issue ?

On 01/16/2014 06:38 AM, 황석연 wrote:
> Dear all,
> 
>  
> 
> @ stanislav
> 
> You are right. The performance profiling in Windows is very hard job.
> 
> Actually I prefer using profiling tool to analysing sources, trial and error, in Windows - MinGW.
> 
>  
> 
> @ all
> 
> If anyone knows good profiling tool in Windows - MinGW,
> 
> Please let us know.
> 
>  
> 
> Thanks.
> 
>  
> 
>  
> 
> ------- *Original Message* -------
> 
> *Sender* : Stanislav Vorobiov<s.vorobiov at samsung.com> Leading Engineer/SRR-Mobile S/W Group/삼성전자
> 
> *Date* : 2014-01-15 14:54 (GMT+09:00)
> 
> *Title* : Re: [Dev] [SDK/Emulator] Tizen emulator on windows performance
> 
>  
> 
> Hi, Syeon
> 
> Yes, but unfortunately it's hard to say where exactly is that problem. It would be great to do some profiling, but on MinGW it seems
> not an easy task. In MinGW there're no things such as valgrind or perf and all existing windows profiling tools require .pdb database,
> which means they can only profile executables built by visual studio. After some struggling I've managed to run qemu with gprof, which
> gave me output with correct symbol naming, but unfortunately the output is still not usefull, m.b. it's because gprof is known to not
> work correctly with multithreaded applications. Do you have suggestions how can we profile qemu on windows ? Are there any good tools
> you know about ?
> 
> On 01/15/2014 08:35 AM, SeokYeon Hwang wrote:
>> Dear all,
>>
>>  
>>
>> I can reproduce performance degradation on Windows.
>>
>> We should figure out why.
>>
>> I thinks it could be related with timer logic changes on 1.7.0.
>>
>>  
>>
>> Thanks.
>>
>>  
>>
>> ------- *Original Message* -------
>>
>> *Sender* : Stanislav VorobiovLeading Engineer/SRR-Mobile S/W Group/삼성전자
>>
>> *Date* : 2014-01-13 14:52 (GMT+09:00)
>>
>> *Title* : Re: [Dev] [SDK/Emulator] Tizen emulator on windows performance
>>
>>  
>>
>> Hi, Syeon
>>
>> It's not necessarily related to HAXM, the thing is slowdown is significant, e.g. home screen renders about
>> 5 times longer than before, home screen scrolling is like 2-3 fps. Other graphics apps are also slow.
>>
>> On 01/13/2014 06:19 AM, 황석연 wrote:
>>> Hi, stanislav,
>>>
>>>  
>>>
>>> According to my memory, there is no significant changes related with HAXM.
>>>
>>> But I will re-check about it.
>>>
>>>  
>>>
>>> ------- *Original Message* -------
>>>
>>> *Sender* : Stanislav VorobiovLeading Engineer/SRR-Mobile S/W Group/삼성전자
>>>
>>> *Date* : 2014-01-10 22:23 (GMT+09:00)
>>>
>>> *Title* : Re: [Dev] [SDK/Emulator] Tizen emulator on windows performance
>>>
>>>  
>>>
>>> Also, this happens both with maru VGA and VIGS
>>>
>>> On 01/10/2014 01:06 PM, Stanislav Vorobiov wrote:
>>>> Hi, all
>>>>
>>>> After updating tizen branch today (with 1.7.0 merge) I've noticed performance degradation on windows 7 64-bit with HAXM-enabled,
>>>> is this some known issue ? Were there significant changes to HAXM in 1.7.0 merge ?
>>>>
>>>> On 01/08/2014 07:59 AM, 황석연 wrote:
>>>>> Dear all,
>>>>>
>>>>>  
>>>>>
>>>>> A QEMU 1.7.0 stable version has been merged into tizen branch.
>>>>>
>>>>>  
>>>>>
>>>>> Thanks.
>>>>>
>>>>>  
>>>>>
>>>>> ------- *Original Message* -------
>>>>>
>>>>> *Sender* : 황석연책임/VM파트/에스코어
>>>>>
>>>>> *Date* : 2014-01-03 13:16 (GMT+09:00)
>>>>>
>>>>> *Title* : [Dev] [SDK/Emulator] Merge qemu stable-1.7.0 on tizen emulator
>>>>>
>>>>>  
>>>>>
>>>>> Dear all,
>>>>>
>>>>>  
>>>>>
>>>>> We has been tested "Tizen Emulator" with tizen_qemu_1.7 branch, and it works well.
>>>>>
>>>>> So we planned to merge it to tizen branch on next Tuesday - 7, Jan.
>>>>>
>>>>> If you have any opinion, please let me know.
>>>>>
>>>>>  
>>>>>
>>>>> *And please subscribe "Dev" mailing list on "tizen.org".*
>>>>>
>>>>> *https://lists.tizen.org/listinfo/dev*
>>>>>
>>>>> *I don't add any other recipients after this mail.*
>>>>>
>>>>>  
>>>>>
>>>>> @ John,
>>>>>
>>>>> Please forward this mail to IVI maintainer.
>>>>>
>>>>>  
>>>>>
>>>>> Thanks.
>>>>>
>>>>>  
>>>>>
>>>>>  
>>>>>
>>>>>  
>>>>>
>>>>>  
>>>>>
>>>>>  
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Dev mailing list
>>>>> Dev at lists.tizen.org
>>>>> https://lists.tizen.org/listinfo/dev
>>>>>
>>>>
>>>
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