Hung JVM consuming 100% CPU

[Justin Ellison]

Bogdan,

Make sure you're not actually seeing this bug:
http://www.exploringbinary.com/fpupdater-fixes-the-java-2-2250738585072012e-308-bug/

It sounds strikingly similar.

Justin

On Tue, Mar 1, 2011 at 3:38 AM, Bogdan Dimitriu <bdimitri at cisco.com> wrote:
> Hi guys,
>
> We're having a problem with garbage collection as described here:
> http://forums.oracle.com/forums/message.jspa?messageID=9345173 (I
> apologise if posting links is not the right policy, but I prefer not to
> duplicate data).
>
> We are going to try an upgrade to JRE 6u24 soon, but reading the release
> notes for each of the versions since 6u20, I don't have much hope of
> this upgrade fixing the problem.
>
> I have searched a bit on the Java bugs database and I've come across
> something that looks similar to the problem I am experiencing:
> http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6692906, but I'm not
> convinced this is exactly the same issue. This bug it seems will be
> fixed in 6u25 (which I've read will be released late March or early April).
>
> The reason I'm leaning towards thinking this is a JVM bug is the fact
> that the JVM can stay in the hung state (as described on the forum) for
> 2+ hours until we kill the process.
>
> I was hoping to get an idea about this from the source :), so any hints
> will be greatly appreciated.
>
> Thanks,
> Bogdan
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