Chris Harms <chris@xxxxxxxxxxx> writes: > Hello, > > We have recently started to experience an inconsistent problem after > restarting cyrus and sendmail after a nightly backup script runs. All > services seem to start properly, but mail delivery is deferred with > sendmail logging > > dsn=4.4.1, stat=Deferred: Connection refused by localhost > > It appears to be something in lmtp, but we aren't sure what exactly. > We are using the socket for lmtpunix delivery. The magic bullet > seemed to be stopping all services and removing > /var/run/cyrus-master.pid and some old lmtp lock files, but then this > may have been coincidental. I found a few similar reports on Google, > but no definite answers to this problem. > > Any insight as to why this would just start happening out of the blue > would be most appreciated. > > Thank you, > Chris Harms > > # additional info > > # Software versions > cyrus 2.2.12 > sendmail 8.13.6 > > # /var/imap/socket > srwxrwxrwx 1 root root 0 May 16 22:36 lmtp > > # cyrus.conf > lmtp cmd="lmtpd" listen="lmtp" prefork=0 > lmtpunix cmd="lmtpd" listen="/var/imap/socket/lmtp" prefork=1 Two recomended tests: a) direct execution of deliver program (echo subject: test; echo) | cyrdeliver -- mailbox_name [ it will try to submit message via unix socket ] b) making sendmail deliver the message in verbose mode in sendmail-8.12+ as root execute: (echo subject: test; echo)| sendmail -v mailbox_name One possible source of problem: HostStatusDirectory option makes sendmail "remember" for some time initial problems with delivery to cyrus imap. Have you set the option in your sendmail.cf? -- [pl2en Andrew] Andrzej Adam Filip : anfi@xxxxxxxxxxxx : anfi@xxxxxxxx http://anfi.homeunix.net/ http://www.linkedin.com/in/andfil ---- Cyrus Home Page: http://asg.web.cmu.edu/cyrus Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
