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Poor IMAP Response Time, ims-ms Channel Queue Buildup, and Server Restarts (Doc ID 1309967.1)

Last updated on MAY 03, 2021

Applies to:

Oracle Communications Messaging Server - Version 5.2.0 to 6.3 [Release 5.2 to 6.3]
Information in this document applies to any platform.

Symptoms

IMAP response time degrades, you may notice an unusual build-up of messages waiting in the ims-ms channel queue if not using LMTP (or in the LMTP channel on the MTA), and the server may be restarted seemingly at random by watcher due to msprobe testing with messages like this in the default log file:

 

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
 Tuning
 Increase store.dbnumcaches
 Tune store.dbcachesize
 TAS spin bug fix
References


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