Symantec Brightmail Gateway has sent you an alert letting you know that the Directory Data Source requires a larger cache size. You want to know how to increase the cache size from Brightmail Gateway
======================= ALERT NOTIFICATION ================================
The Directory Data Service status is as follows:
Host :
Date : Tuesday, May 04, 2019 04:41:16 AM ADT Status : A directory data source requires a larger cache size.
Please check the directory data service logs for more information.
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The cache size configured for LDAP source is not enough to keep more records than configured
Increase Cache Size following this steps: