We continue to have problems with Cyrus. Another poster mentioned they have 
the same problem, but also didn't get any responses. Would one of the 
developers please investigate if this is a bug? What's going on? This is a 
real show stopper for us, and apparently for others as well.

Okay, we have Cyrus installed on FreeBSD 4.4-RELEASE:

cyrus-imapd-2.0.16_1 The cyrus mail server, supporting POP3 and IMAP4 protocols
cyrus-imapd-2.0.16_2 The cyrus mail server, supporting POP3 and IMAP4 protocols
cyrus-sasl-1.5.24_7 RFC 2222 SASL (Simple Authentication and Security Layer)
cyrus-sasl-1.5.24_8 RFC 2222 SASL (Simple Authentication and Security Layer)
cyrus-sasl-1.5.27_2 RFC 2222 SASL (Simple Authentication and Security Layer)

Every once in a while Cyrus stops responding to connections. Now, it does 
ACCEPT the connection, but it doesn't seem to send. Okay, so lets say that 
I stop Cyrus and it happens to work:

working..
mercury# telnet mars 110
Trying 10.0.0.5...
Connected to mars.actioncore.com.
Escape character is '^]'.
+OK <[EMAIL PROTECTED]> Cyrus POP3 v2.0.16 server ready

I get a new pop3d process:

cyrus    1537  0.0  0.8 18836 2128  p0  S     9:52PM   0:00.03 pop3d: 
pop3d: mercury.actioncore.com[10.0.0.1]   (pop3d)

And a TCP connection:

mars# netstat -f inet -ln | grep 10.0.0.1
tcp4       0      0  10.0.0.5.110           10.0.0.1.2060          ESTABLISHED

If I wait a few seconds to several minutes, Cyrus stops working:

mercury# telnet mars 110
Trying 10.0.0.5...
Connected to mars.actioncore.com.
Escape character is '^]'
^C

And the connection does exist (the connection was made from 10.0.0.1):

mars# netstat -f inet -ln | grep 10.0.0.1
tcp4 0 0 10.0.0.5.110 10.0.0.1.2057 ESTABLISHED

Something I did notice is that when I run lsof that lsof seems to stall 
after it hits some for the pop3d processes. Not sure if that is important 
or just a fluke.

What can we do to debug this further? What are some possible issues here to 
consider? DNS? Corrupted database files? What?

Regards, Dustin

---
Dustin Puryear <[EMAIL PROTECTED]>
UNIX and Network Consultant
http://members.telocity.com/~dpuryear
PGP Key available at http://www.us.pgp.net
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