Huge lmtpd processes

Aidan Evans ae at is.dal.ca
Tue Sep 10 15:04:59 EDT 2002


On Tue, 10 Sep 2002 at 10:56 Aidan Evans wrote to info-cyrus at andrew.cmu.edu...

>  Running Cyrus 2.1.9 on Redhat Linux 7.2 we're getting some lmtpd processes
>using enormous amounts of memory, e.g., 179 megabytes.  Is this normal?  Do
>large messages cause large memory use? In /etc/imapd.conf "maxmessagesize:
>20000000".

  The memory size is as reported by "top" in the SIZE and RSS columns.  "ps
u" on the other hand shows a VSZ that is maybe 25 MB, and an RSS that's only
5 MB.  Watching things some more I see two "ctl_deliver" processes running,
and one or the other or both look large (80 - 120 MB) in "top" but moments
later are just a few MB.  Maybe I should not trust the output of "top".

Aidan Evans   | Networks & Systems
(902)494-3332 | University Computing & Information Services
              | Dalhousie University, Halifax, N.S., Canada







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