Thanks. Will check. -xiaofeng
On 5/7/07, Ivan Popov <[EMAIL PROTECTED]> wrote:
I submitted https://issues.apache.org/jira/browse/HARMONY-3820
Thanks.
Ivan
On 5/7/07, Ivan Popov <[EMAIL PROTECTED]> wrote:
> I see many Eclipse TPTP profiler tests failed today after switching
> Harmony to GCv5. This failure needs deeper investigation, but at the
> first glance it was caused by incorrect reporting JVMTI threads. Also,
> I see strange threads list in Eclipse debugger. The "main" thread
> group now contains lot of "finalizer" threads and does not include
> "main" thread. Using gc_cc.dll solves this problem. I'm going to
> submit JIRA against GCv5.
>
> Thanks.
> Ivan
>
> PS:
> Threads reported by Eclipse debugger (using gc_gen):
>
> HelloWorld at localhost:1067
> Thread Group [system]
> Thread Group [main]
> Daemon Thread [ref handler] (Running)
> Daemon Thread [finalizer] (Running)
> Daemon Thread [finalizer] (Running)
> Daemon Thread [finalizer] (Running)
> Daemon Thread [finalizer] (Running)
> Daemon Thread [finalizer] (Running)
> Daemon Thread [finalizer] (Running)
> Daemon Thread [finalizer] (Running)
> Daemon Thread [finalizer] (Running)
>
> Threads reported by Eclipse debugger (using gc_cc.dll)
>
> HelloWorld at localhost:1045
> Thread Group [system]
> Daemon System Thread [FinalizerThread] (Running)
> Thread Group [main]
> Thread [main] (Suspended (breakpoint at line
5 in HelloWorld))
> HelloWorld.main(String[]) line: 5
>
>
> On 5/6/07, Xiao-Feng Li <[EMAIL PROTECTED]> wrote:
> > Hi, folks, I've switched GCv5 to be the default GC. In today's
> > CruiseControl tests with GCv5, shown at
> > http://www.harmonytest.org/upload/cc2.html, we can see all tests
> > passed. I known there are still potential bugs, we fix them once
> > exposed.
> >
> > If you have some workloads having problem with GCv5, please try GCv4.1
> > with command option -XX:vm.dlls=gc_cc.dll . At the moment, there are
> > two known issues, one is the intermittent failure with kernel.test
> > java.langThreadTest; the other is that it has currently minimum 256MB
> > heap size. The former one is hard to reproduce, the second one is easy
> > to fix. Welcome feedbacks and suggestions. Thanks.
> >
> > There are still lots of work to do to make Harmony GC close to be
> > perfect. To switch from GCv4.1 to GCv5 is only one step towards the
> > goal, well it is an important step in my opinion. Next step, besides
> > continuing GCv5 polishment, is to develop a low-pause-time GC. I will
> > post a high level design soon.
> >
> > Thanks,
> > xiaofeng
> >
>
--
http://xiao-feng.blogspot.com
