On 5 Sep 2012, at 20:51, "llow...@oreillyauto.com" <llow...@oreillyauto.com> wrote:
> > I have a small cluster of 3 nodes running tomcat 6.0.24 with openJDK > 1.6.0_20 on Ubuntu 10.04 LTS. You should really consider upgrading Java. While you're at it, try Tomcat 7.0.30 in your lab and have a look at BackupManager (instead of DeltaManager) as Dan suggested. p > > I have roughly 5,000-6,000 sessions at any given time, and when I restart > one of the nodes I am finding that not all sessions are getting > replicated , even when I have the state transfer timeout set to 60 > seconds. > > It seems that only sessions that have been touched recently are replicated, > even if the session is still otherwise valid. I did one test where I > created about 1,500 sessions and then took out one node, When I brought it > back online, it only replicated the 4-5 sessions that were from active > users on the test cluster. It did not replicated the idle sessions that > were still valid that my prior test had created. > > I am wanting to tune my settings, but I am unsure where would be the best > place to start. Should I start with the threads available to the NIO > Receiver, or would I be better off focusing on a different set of > attributes first, such as the send or receive timeout values? > > Any tips or pointers as to which setting might be the most productive would > be greatly appreciated. > > Lee Lowder > O'Reilly Auto Parts > Web Systems Administrator > (417) 862-2674 x1858 > > This communication and any attachments are confidential, protected by > Communications Privacy Act 18 USCS � 2510, solely for the use of the intended > recipient, and may contain legally privileged material. If you are not the > intended recipient, please return or destroy it immediately. Thank you. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
