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From Shanti Subramanyam <shanti.subraman...@gmail.com>
Subject Re: Average images per Home Page almost always fails
Date Thu, 11 Feb 2010 20:55:39 GMT
Yes [?]

A JIRA was just filed on the issue - I suggest you ignore this error for
now.

Shanti

On Thu, Feb 11, 2010 at 10:31 AM, Eric Caspole <eric.caspole@amd.com> wrote:

> In reading about a dozen posts on this topic, I found two answers, 1) "I
> don't know why" and 2) try running longer. Is that it?
> Regards,
> Eric
>
>
> On Feb 10, 2010, at 6:04 PM, Shanti Subramanyam wrote:
>
>  Please read the archives of this list.
>>
>> Shanti
>>
>> On Wed, Feb 10, 2010 at 5:59 PM, Eric Caspole <eric.caspole@amd.com>
>> wrote:
>> Hi Olio Experts,
>> I now have my system running apparently correctly, with no errors in the
>> apache logs except for the "deprecated" messages like:
>>
>> [Wed Feb 10 18:34:53 2010] [error] [client 10.236.44.157] PHP Deprecated:
>>  Function split() is deprecated in
>> /usr/local/apache2/htdocs/oliophp/classes/MemCached.php on line 26
>> [Wed Feb 10 18:34:53 2010] [error] [client 10.236.44.157] PHP Deprecated:
>>  Function session_unregister() is deprecated in
>> /usr/local/apache2/htdocs/oliophp/public_html/calendar.php on line 38
>>
>> which seems to be new since PHP 5.3.
>>
>> I have a system with over 20 cores, and over 32GB memory running CentOS
>> x64. In every run but one I have made, the runs always fail with something
>> like:
>>
>>  Average images loaded per Home Page 2.96>= 3 FAILED
>>
>> My system is only 3% busy at 125 concurrent users and no disk I/O wait
>> shown in vmstat.  I have memcached, mysql, and the filestore all running on
>> the SUT. Nothing seems wrong with the setup and there are no helpful errors
>> shown anywhere. The faban load driver system is only about 2% busy during
>> the test. It really isn't any different with 25 up to 125 users.
>>
>> What is the trick, if any, to make this one statistic pass? I don't have
>> the flexibility to change the disk or network setup in this configuration. I
>> am not trying to shoot for the moon here, I just want a reproduceable stable
>> setup at a moderately low load.
>>
>> Thanks for any advice,
>> Eric
>>
>>
>>
>> UIDriver
>> UIDriver metric:25.347 ops/sec
>> Driver start:Wed Feb 10 19:25:19 CST 2010
>> Driver end:Wed Feb 10 19:37:19 CST 2010
>> Total number of operations: 15208
>> Pass/Fail:FAILED
>>
>> Operation Mix
>> TypeSuccess
>> CountFailure
>> CountMixRequired Mix
>> (2% deviation allowed)Pass/Fail
>> HomePage3988026.22%26.15%PASSED
>> Login1581010.4%10.22%PASSED
>> TagSearch5171034%33.45%PASSED
>> EventDetail3746024.63%24.68%PASSED
>> PersonDetail34802.29%2.61%PASSED
>> AddPerson1040.68%.84%PASSED
>> AddEvent27001.78%2.04%PASSED
>>
>> Response Times (seconds)
>> TypeAvgMaxSD90th%Reqd. 90th%Pass/Fail
>> HomePage0.0743.0630.1490.2601.000PASSED
>> Login0.0383.0260.1110.0401.000PASSED
>> TagSearch0.0933.0590.1310.2802.000PASSED
>> EventDetail0.0803.0900.1500.2602.000PASSED
>> PersonDetail0.0940.7150.0940.2802.000PASSED
>> AddPerson0.3393.3220.3270.4803.000PASSED
>> AddEvent0.3660.9060.1240.5604.000PASSED
>>
>> Cycle/Think Times (seconds)
>> TypeTargeted AvgActual AvgMinMaxPass/Fail
>> HomePage4.9414.9430.00925.000PASSED
>> Login4.7674.7690.01425.000PASSED
>> TagSearch4.7844.7870.01625.000PASSED
>> EventDetail4.9794.9800.01725.000PASSED
>> PersonDetail5.3245.3260.07825.000PASSED
>> AddPerson4.8674.8662.05124.423PASSED
>> AddEvent4.9374.9372.14713.701PASSED
>>
>> Miscellaneous Statistics
>> DescriptionResultsTargeted
>> ResultsAllowed
>> DeviationPass/Fail
>> % EventDetail views where attendee added9.10>= 6PASSED
>> EventDetail count where attendee can be added3501
>> Average images references on Home Page10.00100.5PASSED
>> Average images loaded per Home Page2.96>= 3FAILED
>> Average image bytes received per Home Page17476.58>= 15000PASSED
>> Average images on Tag Search Results3.40> 0PASSED
>> Average images on Event Detail1.00>= 1PASSED
>> Total successful AddEvent calls332
>> Total successful AddPerson calls136
>> Concurrent user to ops/sec ratio4.93<= 5.25PASSED
>>
>> Little's Law Verification
>> Number of users=125
>> Sum of Avg. RT * TPS for all Tx Types=122.9246
>>
>>
>>
>
>

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