PAM : How to give more memory to tomcat ?

Article Id: 194821

Status: Published

Updated On: 10-07-2020 12:23

Products:

CA Privileged Access Manager (PAM) , CA Privileged Access Manager - Cloakware Password Authority (PA) , PAM SAFENET LUNA HSM , CA Privileged Access Manager - Server Control (PAMSC)

Issue/Introduction:

How to allocate more memory (heap size) to tomcat ?
Found some informational in catalina.out, which indicates tomcat memory usage exceeding 70%.

[ClusterManager] [3.12] processors=4, physical.memory.total=15.7G, physical.memory.free=6.9G, swap.space.total=0, swap.space.free=0, heap.memory.used=2.5G, heap.memory.free=728.2M, heap.memory.total=3.2G, heap.memory.max=3.2G, heap.memory.used/total=77.77%, heap.memory.used/max=77.77%,

Environment:

Release : 3.3.1

Component : PRIVILEGED ACCESS MANAGEMENT

Resolution:

Increase the total RAM size of appliance.
Total RAM size based internal formula take place to determine memory size of tomcat.
More RAM size it gives more RAM to tomcat.
See article 190583 for details.
https://knowledge.broadcom.com/external/article?articleId=190583

Additional Information:

Here is tomcat memory size example how it comes with total RAM size.

16GB box : -Xms3276M -Xmx3276M
24GB box : -Xms4915M -Xmx4915M
32GB box : -Xms6553M -Xmx6553M