On Mon, 2008-10-27 at 09:51 -0700, Brandon Lamb wrote: > > Two servers were working fine and then all of a sudden this morning > > bam 500 load and theres a million dovecots and tons of these lines in > > the logs.
I guess the load is about I/O load, not CPU load? > > It is like everyone gets up at exactly 8:30 and hits the pop3 server at > > once. > > > > Anyway, dovecot 1.1.5, nfs mount, debian lenny/sid amd64, > > 2.6.26-1-amd64 i had the performance mode options for login > > configured, i just set back to the single process per login though, I > > think that hasnt fallen over that way but I really dont remember > > anymore. I included the dovecot -n using the suggest performance login > > settings? Do I have something totally out of whack? If the virtual -> physical size change didn't help, I guess that wasn't the problem then. Another possibility could be Maildir++ quota working non-optimally. You could try temporarily disabling it for POP3 to see if that helps. > dotlock_use_excl = yes > fsync_disable = no > lock_method = fcntl > > Could I be running into some nfs locking issue? Wouldnt a reboot clear > any nfs um, handles or whatnot that the mail server(s) might have? Do > these look like the right values for using NFS? Should I try using > lock_method = dotlock instead? I guess you could try lock_method=dotlock too.
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