Thank for your response.
Do you talk about virtual memory (column VIRT show in top command)?
But I mention about column RES. In my case, VIRT is 61.8G, RES is 3.2G and
SHR is 1.2G.
JMX show Memory Usage:
Used : 600MB, Commit 2.1G, Max: 2.1G
On Mon, Jul 18, 2011 at 11:59 AM, Jonathan Ellis <jbellis@gmail.com> wrote:
> http://wiki.apache.org/cassandra/FAQ#mmap
>
> On Sun, Jul 17, 2011 at 11:54 PM, JKnight JKnight <beuknight@gmail.com>
> wrote:
> > Dear all,
> > I use JMX to monitor Cassandra server.
> > Heap Memory Usage show:
> > Used : 600MB, Commit 2.1G, Max: 2.1G
> > But htop show Cassandra process consume 3.1G.
> > Could you tell me why Cassandra occupy memory very large than in used?
> > Thank a lot for support.
> > --
> > Best regards,
> > JKnight
> >
>
>
>
> --
> Jonathan Ellis
> Project Chair, Apache Cassandra
> co-founder of DataStax, the source for professional Cassandra support
> http://www.datastax.com
>
--
Best regards,
JKnight
|