Re: Deadlock when using jetty 8 JDBCSessionManager and Tomcat 7 JDBC Connector

2013-03-19 Thread Howard W. Smith, Jr.
On Tue, Mar 12, 2013 at 5:51 PM, Mark Thomas wrote: > On 12/03/2013 21:47, Colin Ingarfield wrote: > > Hello, > > > > We're using Jetty 8.1.3.v20120416 w/ JDBCSessionManager as our > application > > server with Tomcat 7's JDBC Connection pool 7.0.28. We've run this > > particular combination in

Re: Deadlock when using jetty 8 JDBCSessionManager and Tomcat 7 JDBC Connector

2013-03-19 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Colin, On 3/19/13 2:29 PM, Colin Ingarfield wrote: > First of all, thank you this detailed analysis of the situation. > Based on the bug report I suspected the driver, but it now seems > clear it was (at least part of) the problem. > > re: Why was

Re: Deadlock when using jetty 8 JDBCSessionManager and Tomcat 7 JDBC Connector

2013-03-19 Thread Colin Ingarfield
First of all, thank you this detailed analysis of the situation. Based on the bug report I suspected the driver, but it now seems clear it was (at least part of) the problem. re: Why was it necessary for the abandoned connection thread to act? I'm not sure.. I looked into the JDBC Session manager

Re: Deadlock when using jetty 8 JDBCSessionManager and Tomcat 7 JDBC Connector

2013-03-18 Thread Mark Thomas
On 15/03/2013 21:36, Colin Ingarfield wrote: Short version: Your upgrade to the latest Connector/J will have fixed this particular problem. Long version: Found one Java-level deadlock: = Thread 1: Here are the stack traces: Thread 12820: (state = BLOC

Re: Deadlock when using jetty 8 JDBCSessionManager and Tomcat 7 JDBC Connector

2013-03-15 Thread Colin Ingarfield
On Fri, Mar 15, 2013 at 2:21 PM, Christopher Schultz wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA256 > > Colin, > > On 3/14/13 3:41 PM, Colin Ingarfield wrote: >> (Sorry I cannot reply correctly b/c I was on the digest list) >> >> The deadlocked threads: Deadlock Detection: >> >> Found

Re: Deadlock when using jetty 8 JDBCSessionManager and Tomcat 7 JDBC Connector

2013-03-15 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Colin, On 3/14/13 3:41 PM, Colin Ingarfield wrote: > (Sorry I cannot reply correctly b/c I was on the digest list) > > The deadlocked threads: Deadlock Detection: > > Found one Java-level deadlock: = > > "qtp1840392480

Re: Deadlock when using jetty 8 JDBCSessionManager and Tomcat 7 JDBC Connector

2013-03-12 Thread Mark Thomas
On 12/03/2013 21:47, Colin Ingarfield wrote: > Hello, > > We're using Jetty 8.1.3.v20120416 w/ JDBCSessionManager as our application > server with Tomcat 7's JDBC Connection pool 7.0.28. We've run this > particular combination in production since at least Sept 2012. (Java 6 64 > bit/Ubuntu, Amaz

Deadlock when using jetty 8 JDBCSessionManager and Tomcat 7 JDBC Connector

2013-03-12 Thread Colin Ingarfield
Hello, We're using Jetty 8.1.3.v20120416 w/ JDBCSessionManager as our application server with Tomcat 7's JDBC Connection pool 7.0.28. We've run this particular combination in production since at least Sept 2012. (Java 6 64 bit/Ubuntu, Amazon RDS/MySQL db.) This morning one Jetty instance stoppe