HI,

It is receommended to Follow the Articles Below as per the Issue:

1) Disk Space Management procedures for the Symantec Endpoint Protection Manager

http://www.symantec.com/docs/TECH96214

2) Symantec Endpoint Protection virus definition folder consumes a large amount of disk space

http://www.symantec.com/docs/TECH102927

3) Incase, you we want to Monitoring Server Health from Symantec Endpoint Protection Manager and Receive Notification, follow the Article below:

http://www.symantec.com/docs/TECH122731

Some Best Practice Articles:

1) Best Practices for configuring the number of content revisions to keep in Symantec Endpoint Protection Manager

http://www.symantec.com/docs/TECH92225

2) Troubleshooting Content Delivery to the Symantec Endpoint Protection client

http://www.symantec.com/docs/TECH106034