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CPU utilization 100% used after installing SEPM 12.1

Created: 29 Jun 2013 | 12 comments
Sachin Sawant's picture

CPU utilization 100% used after installing SEPM 12.1

Operating Systems:

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consoleadmin's picture

Check the forum Avkash comment

SEPM services take up a lot of CPU and become unresponsive

Article:TECH123922  |  Created: 2010-01-16  |  Updated: 2010-11-03  |  Article URL

Symantec Endpoint Protection Manager: Javaw.exe and/or semsvc.exe are consuming 100% of the CPU

Article:TECH102910  |  Created: 2007-01-14  |  Updated: 2009-01-29  |  Article URL


James007's picture


Can you post which process use high utilization ?

If ccSvcHst.exe process goes high this issue fixed on SEP 12.1.2

High CPU usage of ccSvcHst.exe process

Fix ID: 2707848
Symptom: The Symantec Endpoint Protection service (ccSvcHst.exe) consumes 100% of one CPU during a scan.
Solution: Modified the Decomposer component to prevent a condition where the scanner could become stuck on a malformed archive file
New fixes and enhancements in Symantec Endpoint Protection 12.1 Release Update 2
Article:TECH199676  |  Created: 2012-11-13  |  Updated: 2013-04-08  |  Article URL
Rafeeq's picture

It wll be because of virus defs which gets updated after initial install. Do you have the issue even now?

Brɨan's picture

What's the exact version you're running? Make sure it is 12.1 RU3.

Please click the "Mark as solution" link at bottom left on the post that best answers your question. This will benefit admins looking for a solution to the same problem.

megamanVI's picture

Is the CPU constantly running at 100%? Maybe you have a startup scan enabled or something.

AjinBabu's picture


Can you more look on the CPU usage and find out which process is shooting at high?



Sachin Sawant's picture

Hi Ajinbabu,

after stop SEPM and database services the CPU utilization still normal.

Hi megamanVI,

I had checked but no startup Scan enabled

My SEPM server definition in updated but still some problem I m facing .

W007's picture

Hi Sachin,

Can you provide which services getting use high CPU utilization ?

Please upgrade your sepm version to SEP 12.1.3.

Don't forget to mark your thread as 'SOLVED' with the answer that best helped you.

Sachin Sawant's picture

Hi W007

database services is going to high CPU utilization

Rafeeq's picture

follow these two steps

  • Stop the Symantec Endpoint Protection Manager service
  •  Set the following two registry values:
JVM Option Number 0=-Xms256m
JVM Option Number 1=-Xmx512m
  • Start the Symantec Endpoint Protection Manager service.

2) open the file and