On 21 Dec 2011, at 14:23, Pandian R <barat...@gmail.com> wrote:

Hi,
This is the problem I am facing.

I have a tomcat 7 server running on JDK 7 - Win2008 32 bit.


Exactly which versions? There are 23 of Tomcat to choose from.

I am monitoring all the memory areas. I am seeing the Survivor Space is
highly consumed almost all times. I have reduced the survivor ratio to 6.


Survivor spaces fill up if objects survive a collection in Eden. How big is
that?

But unfortunately no improvements. I have changed the MaxPermSize as 256
from 64 (Not sure is this a right one).


It's not.

Can you please suggest me a correct option to increase the survivor space?


You are using the right option, but you are probably trying to change the
wrong thing.

What are you really trying to achieve?


p


Any help will be highly appreciated.

Here is my setting.

-Xmx1024M
-XX:SurvivorRatio=6
-XX:MaxPermSize=256

*Tomcat configration*

[image: mem06.png]

*
*
*Memory Usage on Survivor Space*


[image: java01.png]


MaxPermSize increased to 256 recently.

[image: java02.png]

Pandian R
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