Debugging Resident Set Size growth
chris.burroughs at gmail.com
Fri Apr 15 11:42:00 PDT 2011
On 04/15/2011 12:04 PM, Coleen Phillimore wrote:
> We had another unverifiable sighting of this sort, so I'd like to follow
> up and see if we can figure out what is going on. A couple of questions:
Thanks, as I said in the ticket below I know there probably isn't enough
to figure out the problem, but I'm happy to set up further
instrumentation as needed.
> 1. Was this not a problem with earlier releases of jdk6 on RHEL5? Did
> this just start with 1.6.0_23?
It occurred with 1.6.0_20 as well.
> 2. Running with valgrind would be a good idea. It has been used to
> find leaks in the VM in the past (6980262) but the VM mostly uses fixed
> memory in the permgen for internal VM structures and other fixed size
> arenas, so the leak may also be in the jdk native libraries or the
> application native libraries.
I'll look into doing this.
> This isn't really a hotspot open source development question, can you
> file a bug?
Created but not yet visible. I'll move any further discussion there:
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