Event ID - 1247

Event Id1247
DescriptionReplication warning: Couldnt allocate memory. LDAP server may be affected until more memory is available. Increase the amount of virtual memory available. Stop and restart this Microsoft Exchange Server computer and try again.
Event InformationAccording to Microsoft:
Explanation :

The LDAP server is a server that uses Lightweight Directory Access Protocol (LDAP). LDAP is an Internet protocol that allows access to directory information. Clients with access can use LDAP to browse, read, and search directory listings. LDAP requires a TCP/IP connection.
User Action :
To allocate more memory, close any nonessential applications. You may also increase your systems physical or virtual memory. Verify that there is enough disk space for the paging file to grow.
Reference LinksEvent id 1247 from source MSExchangeSRS

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