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From Michael Wechner <coco...@wyona.org>
Subject Re: Load test with ab
Date Fri, 05 Apr 2002 12:28:16 GMT
Sorry, didn't see your email. Ok, then I won't try 2.0.2 but rather
try the latest CVS version.

Thanks a lot for your help

Michael



Carsten Ziegeler wrote:

> We had the same problem, and it had to do with the MRUStore which is
> not thread safe in 2.0.1 and 2.0.2.
> 
> I suggest you try the latest cvs version which is (paranoid) synchronized.
> This solved our problem with a hanging (dead) Cocoon.
> 
> Carsten
> 
> 
>>-----Original Message-----
>>From: Michael Wechner [mailto:cocoonu@wyona.org]
>>Sent: Friday, April 05, 2002 2:08 PM
>>To: cocoon-users@xml.apache.org
>>Subject: Re: Load test with ab
>>
>>
>>Where do I find sitemap_xmap.java? Within the work directory of Tomcat?
>>If so, then I can't tell, because I deleted it unfortunately.
>>But I can do another load test!
>>
>>Thanks for your help
>>
>>Michael
>>
>>
>>
>>Vadim Gritsenko wrote:
>>
>>
>>>What is in these lines?
>>>
>>>org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2099)
>>>org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2071)
>>>
>>>Vadim
>>>
>>>
>>>
>>>>-----Original Message-----
>>>>From: Michael Wechner [mailto:cocoonu@wyona.org]
>>>>Sent: Thursday, April 04, 2002 9:37 AM
>>>>To: cocoon-users@xml.apache.org
>>>>Subject: Load test with ab
>>>>
>>>>Hi
>>>>
>>>>We did a load test of Cocoon 2.0.1 with "ab" from Apache.
>>>>
>>>>Everything is fine when we do Concurrency 1 or 3
>>>>(ab -n 100000 -c 3)
>>>>and performance looks good (pretty much the same as Zope).
>>>>
>>>>But when we set Concurrency 10 we run into trouble.
>>>>Cocoon seems to stop running after a certain time and is throwing
>>>>various Exceptions. And it doesn't recover (to recover we have to
>>>>restart Tomcat).
>>>>
>>>>But Tomcat is still running perfectly althought Cocoon doesn't work
>>>>anymore.
>>>>
>>>>So I guess it must have something to do with Caching in the memory!
>>>>
>>>>Any help is very much appreciated.
>>>>
>>>>Thanks
>>>>
>>>>Michael
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>==> error.log.000003 <==
>>>>ERROR   (2002-04-04) 16:33.01:693   [access] (/wyona-cms/)
>>>>HttpProcessor[8080][2]/CocoonServlet: Problem with servlet
>>>>java.lang.NullPointerException
>>>>        at
>>>>org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2099)
>>>>        at
>>>>org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2071)
>>>>        at
>>>>
>>>>
>>>org.apache.cocoon.sitemap.Handler.process(Handler.java:173)
>>>
>>>
>>>>        at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:115)
>>>>        at
>>>>
>>>>
>>>>
>>>org.apache.cocoon.sitemap.SitemapManager.process(SitemapManager.java:144
>>>)
>>>
>>>
>>>>        at org.apache.cocoon.Cocoon.process(Cocoon.java:605)
>>>>        at
>>>>
>>>>
>>>>
>>>org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:795)
>>>
>>>
>>>>        at
>>>>
>>>>
>>>javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
>>>
>>>
>>>>        at
>>>>
>>>>
>>>>
>>>org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Unknown
>>>
>>>
>>>>Source)
>>>>        at
>>>>org.apache.catalina.core.ApplicationFilterChain.doFilter(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardWrapperValve.invoke(Unknown
>>>
>>>
>>>>Source)
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardPipeline.invokeNext(Unknown
>>>
>>>
>>>>Source)
>>>>        at org.apache.catalina.core.StandardPipeline.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at org.apache.catalina.core.ContainerBase.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardContextValve.invoke(Unknown
>>>
>>>
>>>>Source)
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardPipeline.invokeNext(Unknown
>>>
>>>
>>>>Source)
>>>>        at org.apache.catalina.core.StandardPipeline.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at org.apache.catalina.core.ContainerBase.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at org.apache.catalina.core.StandardContext.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at org.apache.catalina.core.StandardHostValve.invoke(Unknown
>>>>Source)
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardPipeline.invokeNext(Unknown
>>>
>>>
>>>>Source)
>>>>        at
>>>>org.apache.catalina.valves.ErrorDispatcherValve.invoke(Unknown Source)
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardPipeline.invokeNext(Unknown
>>>
>>>
>>>>Source)
>>>>        at org.apache.catalina.valves.ErrorReportValve.invoke(Unknown
>>>>Source)
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardPipeline.invokeNext(Unknown
>>>
>>>
>>>>Source)
>>>>        at org.apache.catalina.valves.AccessLogValve.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardPipeline.invokeNext(Unknown
>>>
>>>
>>>>Source)
>>>>        at org.apache.catalina.core.StandardPipeline.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at org.apache.catalina.core.ContainerBase.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardEngineValve.invoke(Unknown
>>>
>>>
>>>>Source)
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.core.StandardPipeline.invokeNext(Unknown
>>>
>>>
>>>>Source)
>>>>        at org.apache.catalina.core.StandardPipeline.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at org.apache.catalina.core.ContainerBase.invoke(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at
>>>>org.apache.catalina.connector.http.HttpProcessor.process(Unknown
>>>>
>>>>
>>>Source)
>>>
>>>
>>>>        at
>>>>
>>>>
>>>org.apache.catalina.connector.http.HttpProcessor.run(Unknown
>>>
>>>
>>>>Source)
>>>>        at java.lang.Thread.run(Thread.java:484)
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>---------------------------------------------------------------------
>>>>Please check that your question has not already been answered in the
>>>>FAQ before posting. <http://xml.apache.org/cocoon/faqs.html>
>>>>
>>>>To unsubscribe, e-mail: <cocoon-users-unsubscribe@xml.apache.org>
>>>>For additional commands, e-mail: <cocoon-users-help@xml.apache.org>
>>>>
>>>
>>>---------------------------------------------------------------------
>>>Please check that your question has not already been answered in the
>>>FAQ before posting. <http://xml.apache.org/cocoon/faqs.html>
>>>
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>>>
>>>
>>
>>
>>---------------------------------------------------------------------
>>Please check that your question has not already been answered in the
>>FAQ before posting. <http://xml.apache.org/cocoon/faqs.html>
>>
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>>
> 
> 
> ---------------------------------------------------------------------
> Please check that your question has not already been answered in the
> FAQ before posting. <http://xml.apache.org/cocoon/faqs.html>
> 
> To unsubscribe, e-mail: <cocoon-users-unsubscribe@xml.apache.org>
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> 
> 



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