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From li...@dankeeley.co.uk
Subject Re: Problem with regex extractor
Date Thu, 24 May 2007 13:56:07 GMT
Ok, i'll try that different regex tonight.  Also; no errors or warnings in
the jmeter log i'm afraid!

Rgds,
Dan

> On 24/05/07, lists@dankeeley.co.uk <lists@dankeeley.co.uk> wrote:
>> >
>> > Perhaps there is a thread-safety problem.
>> > Does the RE use fixed strings, or are any variables used?
>> >
>>
>> The regex is simply:
>>
>> <value>(.+?)<
>> looking for the 16th match.  The default value is "unset"
>
>>>From the performance aspect it might be worth trying
>
> <value>([^<]+)
>
> as this does not require lookahead.
>
>> > How many threads in the thread group?
>>
>> This particular thread group has 10 threads.  over all there are about
>> 550
>> in use.  The group itself has a read from csv, a counter, 2 samplers,
>> the
>> 2 regex's and finally a constant throughput timer.
>
> OK.
>
>>
>> >> the point, how can I investigate further?
>> >
>> > You could use the "Save Responses"  Post-Processor as a child of the
>> > samplers to create a copy of all the responses.
>>
>> I can already see the responses in our database.  AFAIKT there's no way
>> they  could be any different to what comes out at the jmeter end, but
>> i'll
>> have a try.
>
> Should not be different, but they are presumably at different ends of
> a network connection, so it's remotely (!) possible.
>
>> > Is there any pattern to the failures?
>> > Do they match the wrong text, or do they fail to match at all?
>>
>> It seems to fail completely - I get the "unset" (default value) which
>> doesnt appear in the xml response at all, rather than the wrong value.
>
> Any error/warning messages in the jmeter log file?
>
> S.
>
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