Re: Tracking down a Tomcat slowdown

2009-08-21 Thread neilgoldsmith
Thanks for the advice. The LOG stmt is just a method that filters all our logging then calls into log4j. There is nothing complex about it, it just filters out some of our logging based on system settings. I will look into some of your suggestions, thanks for the tips. Christopher Schultz-2

Re: Tracking down a Tomcat slowdown

2009-08-21 Thread neilgoldsmith
Ok, alot of good suggestions, thanks! I will see if I can get customer feedback and analyze some of the things you mentioned. Peter Crowther wrote: > > 2009/8/21 neilgoldsmith > >> My first question, what is the best tool to monitor this so we can get an >> accurate description of when the p

RE: Tracking down a Tomcat slowdown

2009-08-21 Thread neilgoldsmith
No worries, thanks for the response. George Sexton wrote: > > You know, it looks like I owe you an apology. > > I answered your question without reading the whole thing. I know how > aggravated that makes me feel. > > I'm sorry. > > George Sexton > MH Software, Inc. > http://www.mhsoftwa

Re: Tracking down a Tomcat slowdown

2009-08-21 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Neil, On 8/21/2009 11:10 AM, neilgoldsmith wrote: > periodically they will experience a big slowdown on the app server > which does eventually recover (slows down for maybe an hour). We had > them increase their maxThreads from 150 to 300 and increase

RE: Tracking down a Tomcat slowdown

2009-08-21 Thread George Sexton
You know, it looks like I owe you an apology. I answered your question without reading the whole thing. I know how aggravated that makes me feel. I'm sorry. George Sexton MH Software, Inc. http://www.mhsoftware.com/ Voice: 303 438 9585 > -Original Message- > From: neilgoldsmith [mail

Re: Tracking down a Tomcat slowdown

2009-08-21 Thread Peter Crowther
2009/8/21 neilgoldsmith > My first question, what is the best tool to monitor this so we can get an > accurate description of when the problems occur and what might be at fault? > They just started running perfmon (on a Windows system), but as of yet I > have not seen any data from it. Is there

RE: Tracking down a Tomcat slowdown

2009-08-21 Thread George Sexton
and dig deeper to justify your assumptions. George Sexton MH Software, Inc. http://www.mhsoftware.com/ Voice: 303 438 9585 > -Original Message- > From: neilgoldsmith [mailto:ne...@avaya.com] > Sent: Friday, August 21, 2009 9:21 AM > To: users@tomcat.apache.org > Subject:

RE: Tracking down a Tomcat slowdown

2009-08-21 Thread neilgoldsmith
I don't have direct access to their system, but they assure me this server is only used for this purpose and nothing else is running on their servers. They have 2 servers (exact same config) running Tomcat and load balance 1:1 between the 2. When I looked at the log for the 2nd server, it had no

RE: Tracking down a Tomcat slowdown

2009-08-21 Thread George Sexton
So, I take it you've monitored the machine and made sure there are no other processes using up CPU/IO Bandwidth? George Sexton MH Software, Inc. http://www.mhsoftware.com/ Voice: 303 438 9585 > -Original Message- > From: neilgoldsmith [mailto:ne...@avaya.com] > Sent: Friday, August 21,