On Friday 16 October 2009 11:04:33 Timo Sirainen wrote: > On Fri, 2009-10-16 at 10:46 -0700, Simon Gao wrote: > > On Tue, 2009-10-13 at 11:37 -0700, Simon Gao wrote: > > > We have a few users experiencing locking problem. When starting > > > Thunderbird, there is no new emails in Inbox. Dovecot createa a lock > > > file /var/spool/mail/<user>.lock. It never completes openning Inbox. If > > > closing the mail client, the open imap session does not get closed, nor > > > the lock file get deleted. > > > > > >What is the process doing? Check with "strace -p <imap process pid>"? > > >How large is the user's mailbox? > > > > The size of inbox varies. Some is large, some are only a few hundred KB. > > If the mailbox is large, it may take time to re-generate index and put > > lock on inbox file until it's done. However, it should not for smaller > > mailbox file. > > Are you using pop3? Do you have pop3_lock_session=yes? Other than that I > can't think of anything that could keep the lock file for a long time. > So strace would be helpful.
No. All affected users use imap. This occurred after hard reboot of the imap server.