Please make sure you work on jboss head, Branch_4_2 is frozen right now.

Scott Marlow wrote: > Hi, > > A while back I measured the object lock contention in a JBoss AS > 4.0.4 environment. I noticed a lot of time spent waiting for the > internal JNDI collection lock. I think this is worth creating a Jira > for and solving with a swego concurrentHashMap based collection (or > java.util.concurrent when we use java5 as a base). Of course the > actual contention is app specific but I started thinking about > solving it. > > Is this worth pursuing? I'll create a jira and make code changes for > it (I might need some help running the J2EE compatibility tests). > Clearly, we want to pass the unit tests as well (thats an assumed > requirement). > > Thoughts? > > Scott > _______________________________________________ > jboss-development mailing list > jboss-development(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/jboss-development _______________________________________________ jboss-development mailing list jboss-development(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/jboss-development

Why don't you create a branch for your experiments? When the time comes, you can merge. Scott Marlow wrote: > Dimitris Andreadis wrote: >> Please make sure you work on jboss head, Branch_4_2 is frozen right >> now. > Now that 4.2 has been released, is 4.2.x a good place to experiment > with this change? I haven't been able to build head for a while. > >> >> Scott Marlow wrote: >>> Hi, >>> >>> A while back I measured the object lock contention in a JBoss AS >>> 4.0.4 environment. I noticed a lot of time spent waiting for the >>> internal JNDI collection lock. I think this is worth creating a >>> Jira for and solving with a swego concurrentHashMap based >>> collection (or java.util.concurrent when we use java5 as a base). >>> Of course the actual contention is app specific but I started >>> thinking about solving it. >>> >>> Is this worth pursuing? I'll create a jira and make code changes >>> for it (I might need some help running the J2EE compatibility >>> tests). Clearly, we want to pass the unit tests as well (thats an >>> assumed requirement). >>> >>> Thoughts? >>> >>> Scott >>> _______________________________________________ >>> jboss-development mailing list >>> jboss-development(a)lists.jboss.org >>> https://lists.jboss.org/mailman/listinfo/jboss-development >> _______________________________________________ >> jboss-development mailing list >> jboss-development(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/jboss-development >> > > _______________________________________________ > jboss-development mailing list > jboss-development(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/jboss-development