Thanks everyone for the help. I found the problem. Few of my threads were not returning to the pool and hence most of the requests were being queued up.
Gaurav Singh Kushwaha http://www.chakpak.com Ph: +91-9880101496 Bangalore, India. On 1/29/07, Leon Rosenberg <[EMAIL PROTECTED]> wrote:
On 1/29/07, Nelson, Tracy M. <[EMAIL PROTECTED]> wrote: > | From: Gaurav Kushwaha [mailto:[EMAIL PROTECTED] > | Sent: Monday, 29 January, 2007 06:11 > | > | I have an application that has been working fine for last half an year > | or so. Recently the load has started increasing and the time it takes to > | serve a request is going up significantly. When I look at the resource > | utilization(memory and CPU), it hardly shows an increase. Garbage > | collection > | is also not the culprit. What might be causing this performance hit ? > > The first step is to measure the different components of your app to see > where the degradation is. Is it an external resource (database, message > server, etc.)? Is it internal? Where is the app spending all its time? > > If you can, get a performance analysis tool like JProbe. Otherwise, maybe > you could instrument your code with simple timestamping of method entry/exit > points. The first step to solving performance problems is always finding > out where the performance is going... JProbe is hardely useable for production servers. Try to use something lightweightier. regards Leon > > ----------------------------------------- > ------------------------------------------------------------ > The information contained in this message is confidential > proprietary property of Nelnet, Inc. and its affiliated > companies (Nelnet) and is intended for the recipient only. > Any reproduction, forwarding, or copying without the express > permission of Nelnet is strictly prohibited. If you have > received this communication in error, please notify us > immediately by replying to this e-mail. > ------------------------------------------------------------ > > > --------------------------------------------------------------------- > To start a new topic, e-mail: users@tomcat.apache.org > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To start a new topic, e-mail: users@tomcat.apache.org To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
