tomcat 5.0.16 Replication 2004-01-07 - By jean-philippe.belanger@(protected)
Back
Well just to make sure that I wasn't saying something untrue. I went to
check my redhats.
Everything DOES work fine but it's true that there is some loop
somewhere because both my tomcat are having abnormal loadavg. ie: 1.15
even with the server are idle.
Jean-Philippe B�langer
Filip Hanik wrote:
>I had socket dead locks in the java.io.OutputStream  that never
>returned, caused the system to eventually hang.
>in the next few weeks, I'll try to get a RH9 instance going.
>So everything works for you?
>Filip
>
>-- --Original Message-- --
>From: jean-philippe.belanger@(protected)
>[mailto:jean-philippe.belanger@(protected)]
>Sent: Wednesday, January 07, 2004 11:43 AM
>To: Tomcat Users List
>Subject: Re: tomcat 5.0.16 Replication
>
>
>Currently running tomcat 5.0.16 with the CVS HEAD of the replication module.
>This is under redhat 9. So far so good.
>
>What kind of problem did you encounter under rh9?
>
>Jean-Philippe B�langer
>
>Filip Hanik wrote:
>
>
>
>>my only experience with Redhat 9 is that it doesn't play well with NIO.
>>I have not successfully ran tomcat clustering on RH9, I use RH8.
>>I also don't have a RH9 machine at home yet, so I can't develop for it
>>
>>Filip
>>
>>-- --Original Message-- --
>>From: Steve Nelson [mailto:Steve.Nelson@(protected)]
>>Sent: Wednesday, January 07, 2004 6:51 AM
>>To: 'tomcat-user@(protected)'
>>Subject: tomcat 5.0.16 Replication
>>
>>
>>
>>I was having random problems with clustering when starting up.
>>
>>
>Mostly it had
>
>
>>to do with Timing out
>>when the manager was starting up. I built the CVS version and it
>>
>>
>solved that
>
>
>>problem. But it has caused
>>some serious performance problems.
>>
>>First a little background.
>>
>>I have 2 servers, dual 300mhz cpq proliants, both running Redhat -
>>
>>
>9, Tomcat
>
>
>>5.0.16 (with catalina-cluster.jar build from cvs) The multicast packets are
>>restricted to a crossover link between the servers. There are 3
>>
>>
>hosts in the
>
>
>>server.xml, all with clustering set up. They all function just fine.
>>
>>But.....the cpu's spikes up to 100% if I start up both servers. I know this
>>didn't happen without the new catalina-cluster.jar. If I shut down 1 server
>>(doesn't matter which) everything returns to normal. But when both are
>>running both servers are at 100% CPU. I am trying to profile it now, but I
>>figured if someone has already experienced this they could save me some
>>time.
>>
>>Oh, and there isn't anything relevant in my logs. It's not
>>
>>
>throwing millions
>
>
>>of errors or something.
>>
>>-Steve Nelson
>>
>>
>>
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