[courier-users] problem with courier smtp server

[suresh <su...@mi...>]

Hi there,
	I am doing stress test of courier smtp server and getting this error
message in syslog :

*************************
Nov 22 16:05:44 hostname courieresmtpd: [ID 702911 mail.error]
error,relay=192.168.0.75,from=<so...@so...>: 431 Mail system full.
Nov 22 16:05:45 hostname courieresmtpd: [ID 702911 mail.error] Interrupted
system
 call
Nov 22 16:05:45 hostname courieresmtpd: [ID 702911 mail.info]
error,relay=192.168
.0.75,msg="432 Service temporarily unavailable.",cmd: MAIL
FROM:<so...@so...>
Nov 22 16:05:45 hostname courieresmtpd: [ID 702911 mail.info]
error,relay=192.168
.0.75,msg="502 ESMTP command error",cmd: RCPT TO:<so...@so...>
Nov 22 16:05:50 hostname courieresmtpd: [ID 702911 mail.info]
error,relay=192.168
---
---
**************************
Please tell me what is wrong here ? And how to do away with this problem.
Sam, please, no 1 line answers , I am trying to tune the system for maximum
load.


Thank you
Suresh