[ldv-project] Cannot visit port 8999 after installing statistics visualization

Fri Jun 27 17:12:32 MSK 2014

On 06/26/2014 04:19 PM, Qiuping Yi wrote:
> I will check the versions of LDV Tools and LDV Analytics Center after 
> my trip. I just remember I download the whole tool at the end of 2013. 
> So maybe it is not the latest one.
>
This is the case. LDV Tools v0.5 was released on February 19, 2014.
> In addition,you say you have limited the consumption on time of blast 
> to 15minutes. However, when I run blast alone on a main function with 
> the command recorded in file xxx.ko.1.gz generated by ldv, blast took 
> about one hour, but ldv still completed the task under the limitation 
> of 15 minutes. I feel strange about the two very different results, 
> could you explain them to me? Thank you very much.
>
This is the question to the BLAST developers.
> Best regards,
> Lucefe
>
> ???? iPhone
>
Best regards,
Evgeny
> ? 2014?6?26?,13:02,Evgeny Novikov <novikov at ispras.ru 
> <mailto:novikov at ispras.ru>> ??:
>
>> Hi Lucefe,
>>
>> On 06/25/2014 02:16 PM, lucefe wrote:
>>> Hi, Evgeny
>>>
>>> Now I know that "329, 31" means 329.31 seconds.
>>>
>> Correct, we nee to take into account that different countries use 
>> different delimiters in numbers and place corresponding wording near 
>> a table with statistics.
>>> But I am still confused by the relationship between several kinds of 
>>> time. I guess "Time" is the sum of the columns under "Children time" 
>>> which contains "CPP", "PBLAST.OPT" and "SMT_SOLVER", but I found 
>>> this is always not true. In addition, I found that NOT all the three 
>>> time ( "CPP", "PBLAST.OPT" and "SMT_SOLVER") are listed for all 
>>> tasks. For example, from some task, "PBLAST.OPT" may be omitted, and 
>>> for some other task, "SMT_SOLVER" may be omitted. *SO what is the rule?*
>>>
>>> In addition, I found that the time used by BLAST with the command 
>>> (csd_deg_dscv/28/dscv_tempdir/dscv/rcv/32_7a/main-ldv_main6_sequence_infinite_withcheck_stateful/runs/drivers/gpu/drm/vmwgfx/vmwgfx.ko.1.gz) 
>>> recorded in file vmwgfx.ko.1.gz is more than 10 minutes  which is 
>>> greately bigger than the reported time 24020.000(about 24 seconds) 
>>> in the corresponding pax file for this task, * could you tell me why 
>>> I get so different results?*
>>> *
>>> *
>> I am wondering what version of LDV Tools and LDV Analytics Center do 
>> you use? It looks that you need to update them up to 0.5 and 0.09 
>> correspondingly, since in LDV Tools v0.5 we have considerably changed 
>> resource consumption measurement mechanism 
>> (http://linuxtesting.org/20-02-2014). For instance, I see statics 
>> like in the picture attached. Please read carefully changes to 
>> INSTALL file in v0.5!
>>
>> As for your questions, the old way of resource consumption 
>> measurement was very "hand-made" and thus wasn't accurate by its 
>> nature. That was a primary reason to switch to commonly used Linux 
>> control groups.
>>> Thank you very much.
>>>
>>> Best regards,
>>> lucefu.
>>>
>>>
>> Best regards,
>> Evgeny.
>>>
>>>
>>> 2014-06-24 19:56 GMT+08:00 lucefe <noviceup at gmail.com 
>>> <mailto:noviceup at gmail.com>>:
>>>
>>>     Hi, Evgeny
>>>
>>>     Thank you for you reply, and Now I can use the statistics server.
>>>
>>>     Now I have some question on the Reported Time by LDV.  For
>>>     example, I checked driver(drivers/gpu/drm/vmwgfx), the stats
>>>     visualization tool shew that the Time is "375, 00" In addition,
>>>     it also shew three sub column under "Children time", where "CPP"
>>>     is "0, 04" "PBLAST.OPT"  is "329, 31" and "SMT_SOLVER" is "338,
>>>     17".
>>>
>>>     I found "Time" is not the sum of the three time under "Children
>>>     time". So could you tell me what does each time represent?
>>>     Furthermore, does time is computed with seconds or minutes? I
>>>     guess "329, 31" represents 329 minutes and 31 seconds, right?
>>>
>>>     Best regards,
>>>     lucefu.
>>>
>>>
>>>
>>>
>>>
>>>     2014-06-23 21:01 GMT+08:00 Evgeny Novikov <novikov at ispras.ru
>>>     <mailto:novikov at ispras.ru>>:
>>>
>>>         Hi Lucefe,
>>>
>>>         please, read "$LDV_TOOLS_SRC/stats-visualizer/README". As
>>>         well see Section "ADDITIONAL PREREQUISITES" in
>>>         "$LDV_TOOLS_SRC/INSTALL". I hope that your issue is already
>>>         covered there.
>>>
>>>         Best regards,
>>>         Evgeny.
>>>
>>>
>>>         On 06/20/2014 06:45 PM, lucefe wrote:
>>>
>>>             Hi, everyone
>>>
>>>             I installed statistics visualization with command
>>>
>>>             sudo prefix=... make install-visualization
>>>
>>>             I installed LDV on ubuntu 12.04, and thus I used
>>>             "config.ubuntu.sample" as "config". However, after the
>>>             command is carried out successfully without any error
>>>             message and web server was restarted with command
>>>             /etc/init.d/apache2 stop&start, I can not visit
>>>             http://localhost:8999 by means of my browser.
>>>
>>>             Who can tell me what's wrong, or do I miss some steps?
>>>             Thank you in advance.
>>>
>>>
>>>             lucefe
>>>
>>>
>>>
>>>
>>>
>>
>> <LDV Analytics Center 0.09.png>
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>
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-- 
Evgeny Novikov
Linux Verification Center, ISPRAS
web: http://linuxtesting.org
e-mail: novikov at ispras.ru

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