> On December 2, 2017 at 5:36 PM GE Junk <junk...@planetmorgan.net> wrote: > > > I get a ton of these mmap() errors in the log. I noticed there's a > double slash before Maildir. Is this normal? Config error? Dovecot bug? > > dovecot: imap(em...@email.net): Error: mmap() failed with file > /shares/email/vmail/vmail1/email.net/e/m/a/email-2017.02.25.08.09.39//Maildir/dovecot.index.cache: > > Invalid argument > > I'm running dovecot version 2.2.22 > > Thanks > Eric
Most likely the file system does not support mmap. Is it some remote filesystem, such as NFS? You probably can get better results by disabling mmap from dovecot. Aki