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Posted to user@jmeter.apache.org by Ch...@labware.com on 2008/03/13 10:46:24 UTC

Null requests to the server..Possible cause ?

Hi ,
           Sometimes when I run my test under some load , I see that the 
View Results Tree Listener puts entries for null requests to the server 
..The URL would look something like  http://192.168.1.20:8080/null ....I 
have no idea as to who would this to happen . Certainly our app isn't 
doing it .. May be JMeter is doing that ? Why would it do that ?I am 
currently running against Tomcat5.0.19 and then would roll it out to test 
our web app against other sophisticated one's like Weblogic, Websphere 
etc. 

Regards,

Subhrajyoti 
Mobile: +919830079545
Mail: choudhury@labware.com
Web: www.labware.com

LabWare LIMS Solutions - Results Count

Re: Null requests to the server..Possible cause ?

Posted by Ch...@labware.com.
Have you checked the JMeter log file for errors?
>> No stack trace for any Exception.
How is the URL normally specified? 
>>I recorded them through the JMeter Proxy server ..I saw that while i 
recorded,I  keep getting these null requests recorded by the Proxy server. 
But I removed them manually from the set of samplers before running the 
test . This is not a problem that happens always .. It is a random 
problem. The URL is specified using HTTP Request samplers using the "Path" 
 and "Send parameters with request" portions .. 
Does it have any variable portions?
If so, how are you setting up the variables?
>>Yes it does have sometimes . In those cases we parameterize the variable 
part by extracting the actual value from a previous response using the 
Post Processor Regular Expression Extractors .

Which version of JMeter? Java?
>>Apache JMeter Version 2.3.1
>>Microsoft Windows XP [Version 5.1.2600]
(C) Copyright 1985-2001 Microsoft Corp.

C:\Documents and Settings\Administrator>java -version
java version "1.4.2_10"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.2_10-b03)
Java HotSpot(TM) Client VM (build 1.4.2_10-b03, mixed mode)

Regards,

Subhrajyoti 
Mobile: +919830079545
Mail: choudhury@labware.com
Web: www.labware.com

LabWare LIMS Solutions - Results Count



sebb <se...@gmail.com> 
03/13/2008 04:30 PM
Please respond to
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Re: Null requests to the server..Possible cause ?






On 13/03/2008, Choudhury@labware.com <Ch...@labware.com> wrote:
> Hi ,
>            Sometimes when I run my test under some load , I see that the
>  View Results Tree Listener puts entries for null requests to the server
>  ..The URL would look something like  http://192.168.1.20:8080/null 
....I
>  have no idea as to who would this to happen . Certainly our app isn't
>  doing it .. May be JMeter is doing that ? Why would it do that ?I am

Have you checked the JMeter log file for errors?

How is the URL normally specified? Does it have any variable portions?
If so, how are you setting up the variables?

Which version of JMeter? Java?

>  currently running against Tomcat5.0.19 and then would roll it out to 
test
>  our web app against other sophisticated one's like Weblogic, Websphere
>  etc.
>
>  Regards,
>
>  Subhrajyoti
>  Mobile: +919830079545
>  Mail: choudhury@labware.com
>  Web: www.labware.com
>
>  LabWare LIMS Solutions - Results Count

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Re: Null requests to the server..Possible cause ?

Posted by sebb <se...@gmail.com>.
On 13/03/2008, Choudhury@labware.com <Ch...@labware.com> wrote:
> Hi ,
>            Sometimes when I run my test under some load , I see that the
>  View Results Tree Listener puts entries for null requests to the server
>  ..The URL would look something like  http://192.168.1.20:8080/null ....I
>  have no idea as to who would this to happen . Certainly our app isn't
>  doing it .. May be JMeter is doing that ? Why would it do that ?I am

Have you checked the JMeter log file for errors?

How is the URL normally specified? Does it have any variable portions?
If so, how are you setting up the variables?

Which version of JMeter? Java?

>  currently running against Tomcat5.0.19 and then would roll it out to test
>  our web app against other sophisticated one's like Weblogic, Websphere
>  etc.
>
>  Regards,
>
>  Subhrajyoti
>  Mobile: +919830079545
>  Mail: choudhury@labware.com
>  Web: www.labware.com
>
>  LabWare LIMS Solutions - Results Count

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