process name (process id) nameDatabase ‘%4’: Available B-Tree IDs (ObjectIDs) have almost been completely consumed. Freed/unused B-Tree IDs may be reclaimed by performing an offline defragmentation of the database.

Details
Product: Exchange
Event ID: 622
Source: ESE
Version: 6.5.0000.0
Message: process name (process id) nameDatabase ‘%4’: Available B-Tree IDs (ObjectIDs) have almost been completely consumed. Freed/unused B-Tree IDs may be reclaimed by performing an offline defragmentation of the database.
   
Explanation
Available B-Tree IDs (ObjectIDs) are almost consumed. Free or unused B-Tree IDs may be reclaimed by performing an offline defragmentation of the database.

Too many objects are being created in the database. If the object limit is reached, ESE event ID 621 will occur.

   
User Action
Perform an offline defragementation of the database.

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