[Dovecot] Dovecot I/O scheduling (all versions)

2007-11-04 Thread mikkel
I have experienced this on all versions of Dovecot that I’ve used (1.0 - 1.1b6) using IMAP (it’s difficult to test if it’s also there with POP3). What I see is that if there is a peak in disk usage at the time of a specific request that requests stalls. The saturation of disk I/O is momentary but

[Dovecot] Dovecot write activity (mostly 1.1.x)

2007-11-04 Thread mikkel
I’m experiencing write activity that’s somewhat different from my previous qmail/courier-imap/Maildir setup. This more outspoken in v.1.1.x than v1.0.x (I’m using Maildir). Write activity is about half that of read activity when measuring throughput. But when measuring operations it’s about 5-7

[Dovecot] Sieve error messages (sieve 1.1.2, dovecot 1.1b6)

2007-11-04 Thread mikkel
Sorry for spamming the list today:) I’m getting a lot of these errors in the deliver log: deliver([recipient]): [date] Info: sieve runtime error: Fileinto: Generic Error deliver([recipient]): [date]:18 Error: sieve_execute_bytecode([path-to-sieve]) failed deliver([recipient]): [date] Info:

Re: [Dovecot] Dovecot write activity (mostly 1.1.x)

2007-11-04 Thread Timo Sirainen
On Sun, 2007-11-04 at 13:02 +0100, [EMAIL PROTECTED] wrote: Write activity is about half that of read activity when measuring throughput. But when measuring operations it’s about 5-7 times as high (measured with zpool iostat on ZFS). Have you tried with fsync_disable=yes? ZFS's fsyncing

Re: [Dovecot] Dovecot write activity (mostly 1.1.x)

2007-11-04 Thread mikkel
On Sun, November 4, 2007 1:51 pm, Timo Sirainen wrote: On Sun, 2007-11-04 at 13:02 +0100, [EMAIL PROTECTED] wrote: Write activity is about half that of read activity when measuring throughput. But when measuring operations it’s about 5-7 times as high (measured with zpool iostat on ZFS).

Re: [Dovecot] Dovecot write activity (mostly 1.1.x)

2007-11-04 Thread Timo Sirainen
On Sun, 2007-11-04 at 14:10 +0100, [EMAIL PROTECTED] wrote: Write activity is about half that of read activity when measuring throughput. But when measuring operations it’s about 5-7 times as high (measured with zpool iostat on ZFS). Have you tried with fsync_disable=yes? ZFS's

Re: [Dovecot] Dovecot write activity (mostly 1.1.x)

2007-11-04 Thread mikkel
On Sun, November 4, 2007 2:20 pm, Timo Sirainen wrote: Well, if you use only clients that don't really need indexes they could just slow things down. You could try disabling indexes to see how it works then (:INDEX=MEMORY to mail_location). I tried that earlier and it did result in less

Re: [Dovecot] Dovecot write activity (mostly 1.1.x)

2007-11-04 Thread mikkel
On Sun, November 4, 2007 2:54 pm, [EMAIL PROTECTED] wrote: You could truss the hanging process to see what it's doing. It's not an easy task since the delay is sometimes just a few (5-10) seconds. And when there is a complete stall the client aborts before I can find the process. But I'll

Re: [Dovecot] Dovecot write activity (mostly 1.1.x)

2007-11-04 Thread Timo Sirainen
On Sun, 2007-11-04 at 15:27 +0100, [EMAIL PROTECTED] wrote: chown([path]/Maildir/dovecot-uidlist, 105, -1) = 0 stat64([path]/Maildir/dovecot-uidlist, 0xFFBFF2F0) = 0 stat64([path]/Maildir/dovecot.index.log, 0xFFBFDAE0) = 0 chown([path]/Maildir/dovecot.index.log, 105, -1) = 0

Re: [Dovecot] Couldn't init INBOX: Can't sync mailbox: Messages keep getting expunged

2007-11-04 Thread Tom Sommer
Timo Sirainen wrote: On Sat, 2007-11-03 at 14:20 +0100, Tom Sommer wrote: After updating Dovecot, From what version? 1.0 IIRC one of my servers keep spamming these errors in the log: dovecot: Nov 03 14:14:18 Error: POP3([EMAIL PROTECTED]): Getting size of message UID=4402

Re: [Dovecot] Couldn't init INBOX: Can't sync mailbox: Messages keep getting expunged

2007-11-04 Thread Tom Sommer
Tom Sommer wrote: dovecot: Nov 03 14:14:18 Error: POP3([EMAIL PROTECTED]): Getting size of message UID=4402 failed dovecot: Nov 03 14:14:18 Error: POP3([EMAIL PROTECTED]): Getting size of message UID=4402 failed dovecot: Nov 03 14:14:18 Error: POP3([EMAIL PROTECTED]): Couldn't init INBOX:

Re: [Dovecot] some mail accesses in dovecot 1.1 stall for a bit (in progress)

2007-11-04 Thread Adam McDougall
On Fri, Nov 02, 2007 at 12:12:05PM -0400, Adam McDougall wrote: On Fri, Nov 02, 2007 at 06:04:12PM +0200, Timo Sirainen wrote: On Mon, 2007-10-29 at 17:15 -0400, Adam McDougall wrote: Sometimes when I login to dovecot and read a message from an imap maildir folder, the message

Re: [Dovecot] some mail accesses in dovecot 1.1 stall for a bit (in progress)

2007-11-04 Thread Adam McDougall
On Sun, Nov 04, 2007 at 11:28:36AM -0500, Adam McDougall wrote: I noticed some sluggish message body fetches today that I don't think I've seen before. Each time I fetch a message from this particular mailbox (network/2007/01-Jan for my own record) it takes a few seconds, and mutt makes

[Dovecot] Sent vs Sent Items

2007-11-04 Thread Ed W
Religious wars about which is best aside - some mail clients seem to default to using Sent Items folder for saving sent mail, and others (many) default to Sent. Seems that in the interests of compatibility and doing the right thing (tm) that a symlink from one folder to the other name would

Re: [Dovecot] Testing with some Unstable

2007-11-04 Thread Jeff Grossman
Andrew Sackville-West wrote: [SNIPPED] actually, assuming you now have unstable in your sources.list, those are packages currently installed for which there are updates available (probably unstable updates...). Be careful or you'll end up farther than you want. I can't answer to the specifics

Re: [Dovecot] Testing with some Unstable

2007-11-04 Thread Jeff Grossman
Jeff Grossman wrote: Andrew Sackville-West wrote: [SNIPPED] actually, assuming you now have unstable in your sources.list, those are packages currently installed for which there are updates available (probably unstable updates...). Be careful or you'll end up farther than you want. I can't

[Dovecot] Version 1.1beta 6 and OS X Leopard (10.5)

2007-11-04 Thread Jerry Yeager
Just a quick note: The new 1.1-b6 is working fine on OS X 10.5. smime.p7s Description: S/MIME cryptographic signature