You need to run yum update so your servers are updated with the newest
version on Dovecot.
jimmy
-----Original Message-----
From: Xin CHEN [mailto:xchen (at mark) housleyconsulting.com.au]
Sent: Saturday, March 14, 2009 7:50 PM
To: coba-e (at mark) bluequartz.org
Subject: [coba-e:15314] Dovecot Auth I/O Leak Error
Hi All,
We have couple of BQ Servers running (Centos 4.5). We didn't do yum
update to any of the Server yet.
One of our Server has some problems with Dovecot these days.
In the maillog file, there are a lot of messages:
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (928)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (919)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (569)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (153)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (533)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (361)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (271)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (219)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (424)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (413)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (374)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (947)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (930)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (923)
Mar 15 11:01:09 s8 dovecot: auth(default): I/O leak: 0x805e160 (249)
We can get more than 1000 process running when checking process: ps -
ef |grep dovecot-auth
root 26456 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26457 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26458 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26459 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26460 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26461 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26462 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26463 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26464 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26711 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26712 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26713 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26720 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26721 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26722 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26831 1 0 Mar08 ? 00:00:00 dovecot-auth
root 26833 1 0 Mar08 ? 00:00:00 dovecot-auth
Is this a bug in dovecot ?
I will try to kill them all and restart dovecot for now. Any
suggestions are appreciated!
-tim