High IMAP Memory Usage And Unable To Telnet To IMAP Port 143

(Doc ID 2296975.1)

Last updated on AUGUST 16, 2017

Applies to:

Oracle Communications Messaging Server - Version 7.0.5 and later
Information in this document applies to any platform.

Symptoms

Seeing IMAP processes with high memory usage; not able to do telnet to 143 IMAP port.

Here we see CPU 40.3% in user, 8.9% in system. We also see that there are a lot of imapd processes that are using a high amount of memory; the sizes are between 9 to 23 gigs in virtual memory (and about 1.6 to 8.1% of physical memory).

Changes

 

Cause

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