Re: Single POST request being handled twice

2011-11-27 Thread Rainer Jung
On 19.11.2011 06:07, Jeremy wrote: OK, we figured it out. It's a case of too many timeout settings and not having a real DevOps person on hand. There was an obvious error message in Apache's mod_jk.log that I failed to correlate with the problem because I misread the timestamp on one of the

Re: Single POST request being handled twice

2011-11-18 Thread Jeremy
OK, we figured it out. It's a case of too many timeout settings and not having a real DevOps person on hand. There was an obvious error message in Apache's mod_jk.log that I failed to correlate with the problem because I misread the timestamp on one of the many log entries. Doh! [info]

Re: Single POST request being handled twice

2011-11-17 Thread Jeremy
Mark, thanks for taking a crack at this. I'm not that familiar with how mod_jk and AJP work under the covers, but based on my level of understanding, your scenario comes close but does not exactly match the logging we see. My detailed comments below. On Wed, Nov 16, 2011 at 11:53 PM, Mark

Re: Single POST request being handled twice

2011-11-17 Thread Mark Thomas
On 17/11/2011 08:48, Jeremy wrote: Mark, thanks for taking a crack at this. I'm not that familiar with how mod_jk and AJP work under the covers, but based on my level of understanding, your scenario comes close but does not exactly match the logging we see. My detailed comments below. On

Single POST request being handled twice

2011-11-16 Thread Jeremy
OK, I know this seems crazy, but I've looked long and hard and cannot explain this as other than a Tomcat bug. I'm more than willing to dig up extra information where I can, but this is a very rare problem seen in production and not reproducible at will. Also, because this is in production,

Re: Single POST request being handled twice

2011-11-16 Thread Igor Cicimov
Bypass the apache and send the POST request to tomcat directly. Thant will tell you where the problem is tomcat or apache. On Thu, Nov 17, 2011 at 12:29 PM, Jeremy asfbugzi...@nuru.net wrote: OK, I know this seems crazy, but I've looked long and hard and cannot explain this as other than a

RE: Single POST request being handled twice

2011-11-16 Thread Caldarale, Charles R
From: Jeremy [mailto:asfbugzi...@nuru.net] Subject: Single POST request being handled twice How is it possible that Tomcat has 2 threads handling the same request? This is usually the result of an application coding or design error: storing a reference to a request in an inappropriate

Re: Single POST request being handled twice

2011-11-16 Thread Jeremy
...@nuru.net] Subject: Single POST request being handled twice How is it possible that Tomcat has 2 threads handling the same request? This is usually the result of an application coding or design error: storing a reference to a request in an inappropriate scope such as the session

Re: Single POST request being handled twice

2011-11-16 Thread Mark Thomas
On 17/11/2011 01:29, Jeremy wrote: OK, I know this seems crazy, but I've looked long and hard and cannot explain this as other than a Tomcat bug. I'm more than willing to dig up extra information where I can, but this is a very rare problem seen in production and not reproducible at will.