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Delivery Slow for All Users, Mailbox is busy for Some Users - Very Often (Doc ID 1677451.1)

Last updated on NOVEMBER 23, 2023

Applies to:

Oracle Communications Messaging Server - Version 7.0.0 to 7.0.5 [Release 7.0.0]
Information in this document applies to any platform.


Users on one of two backend message store systems are reporting delays in mail delivery.

The mail.log_current on that system shows many "Mailbox is busy" errors - much more often than normal delivery should be happening - for only a few users, and much lower than normal rate of successful delivery for other users. For more information about "Mailbox is busy", see Doc ID 1267404.1.


Upgraded from Messaging Server 7.0.4.x to 7.0.5.x.

This situation could happen on any 7.x version prior to But it is likely to happen immediately after upgrading from an older version to 7.0.5.


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In this Document
 Bug 18876025 - smtp_client and ims_master retry Mailbox is busy too frequently
 Bug 18864819 - impurge has multiple threads trying to autorepair the same folder
 Bug 20327803 - ims_master request auto-repair repeatedly when mailbox is upgrading
 Bug 22161469 - mailbox repair request optimization
 Bugs/Enhancment Requests
 If the problem clears on its own
 How to reduce the impact during autorepair
 Tune MAILBOX_BUSY_FAST_RETRY to workaround bug 18876025
 Hold the mail for the problem user
 How to determine which user/folder

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