RE: SEVERE message from DeltaManager

2010-07-25 Thread Matthew Peterson
Thankyou very much for your diagnosis here, Mark. I will investigate the proposed solution and let you know how it goes. Cheers, Matt. -Original Message- From: Mark Thomas [mailto:ma...@apache.org] Sent: Tuesday, 20 July 2010 3:07 AM To: Tomcat Users List Subject: Re: SEVERE message

Re: SEVERE message from DeltaManager

2010-07-19 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Mark, On 7/19/2010 6:00 PM, Mark Thomas wrote: > On 19/07/2010 22:36, Christopher Schultz wrote: >> Mark, >> >> On 7/19/2010 1:07 PM, Mark Thomas wrote: >>> Testing shows that it is caused by using async session replication. If >>> you use synchronous

Re: SEVERE message from DeltaManager

2010-07-19 Thread Mark Thomas
On 19/07/2010 22:36, Christopher Schultz wrote: > Mark, > > On 7/19/2010 1:07 PM, Mark Thomas wrote: >> Testing shows that it is caused by using async session replication. If >> you use synchronous replication that ensures messages are processed on >> the receiving nodes in the order they are sent

Re: SEVERE message from DeltaManager

2010-07-19 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Mark, On 7/19/2010 1:07 PM, Mark Thomas wrote: > Testing shows that it is caused by using async session replication. If > you use synchronous replication that ensures messages are processed on > the receiving nodes in the order they are sent. Asynchro

Re: SEVERE message from DeltaManager

2010-07-19 Thread Mark Thomas
On 16/07/2010 10:19, Mark Thomas wrote: > On 16/07/2010 06:49, Matt Peterson wrote: >> While load testing our clustered Tomcats, we are seeing the following >> stack >> trace in our catalina.out occasionally, but not regularly: >> >> >> >> Jul 16, 2010 3:34:49 PM org.apache.catalina.ha.session.Delt

Re: SEVERE message from DeltaManager

2010-07-19 Thread Mark Thomas
On 19/07/2010 10:50, Luciano Fioriti wrote: > May be, but i do notthink so. Again, you are way off-base here. Hitting the max threads in the connector has nothing to do with errors in session replication. Mark > > This errors : > "SEVERE: Manager [localhost#/urs]: Unable to receive message thro

Re: SEVERE message from DeltaManager

2010-07-19 Thread Luciano Fioriti
May be, but i do notthink so. This errors : "SEVERE: Manager [localhost#/urs]: Unable to receive message through TCP channel java.lang. IllegalStateException: removeAttribute: Session already invalidated" may dependds on tomcat failure and i see in the Receiver configuration: 2010/7/16 Mark

Re: SEVERE message from DeltaManager

2010-07-16 Thread Mark Thomas
On 16/07/2010 14:50, Luciano Fioriti wrote: I had done a stress test with 20 contemporary request to a web app using tomcat6 6bit. When maxThreads=200 tomcat gave response to only some request then went to 0 cpu time no more response, nothing on log file. This happenend only on contemporary requ

Re: SEVERE message from DeltaManager

2010-07-16 Thread André Warnier
nejet erradi wrote: could you someone please help me? I need to know what is the end of life for Apache tomcat 5.5.28 and 5.5.29. I would appreciate anyone's help Thank you, -Nejet 1) do not "hijack threads" 2) see http://tomcat.apache.org/whichversion.html --

Re: SEVERE message from DeltaManager

2010-07-16 Thread nejet erradi
could you someone please help me? I need to know what is the end of life for Apache tomcat 5.5.28 and 5.5.29. I would appreciate anyone's help Thank you, -Nejet On Fri, Jul 16, 2010 at 9:19 AM, Luciano Fioriti wrote: > It may be caused by maxThreads parameter in http connector, try to increase

Re: SEVERE message from DeltaManager

2010-07-16 Thread Luciano Fioriti
I had done a stress test with 20 contemporary request to a web app using tomcat6 6bit. When maxThreads=200 tomcat gave response to only some request then went to 0 cpu time no more response, nothing on log file. This happenend only on contemporary requests (max threads reched i presume). Increasin

Re: SEVERE message from DeltaManager

2010-07-16 Thread Mark Thomas
On 16/07/2010 14:19, Luciano Fioriti wrote: It may be caused by maxThreads parameter in http connector, try to increase On what basis are you reaching that conclusion? Mark lucio 2010/7/16 Mark Thomas On 16/07/2010 06:49, Matt Peterson wrote: While load testing our clustered Tomcats,

Re: SEVERE message from DeltaManager

2010-07-16 Thread Luciano Fioriti
It may be caused by maxThreads parameter in http connector, try to increase lucio 2010/7/16 Mark Thomas > On 16/07/2010 06:49, Matt Peterson wrote: > >> While load testing our clustered Tomcats, we are seeing the following >> stack >> trace in our catalina.out occasionally, but not regularly: >

Re: SEVERE message from DeltaManager

2010-07-16 Thread Mark Thomas
On 16/07/2010 06:49, Matt Peterson wrote: While load testing our clustered Tomcats, we are seeing the following stack trace in our catalina.out occasionally, but not regularly: Jul 16, 2010 3:34:49 PM org.apache.catalina.ha.session.DeltaManager messageReceived SEVERE: Manager [localhost#/urs]