Re: Funding Cyrus High Availability

On Fri, 17 Sep 2004 08:25:26 +0200 Paul Dekkers <[EMAIL PROTECTED]> wrote: > I would say not at an interval but as soon as there is an action > performed on one mailbox, the other one would be pushed to do something. > I believe that is called rolling replication. > > I would not be really happ

Re: Funding Cyrus High Availability

On Fri, 17 Sep 2004 13:28:08 -0700 <[EMAIL PROTECTED]> wrote: > My biggest question here is, simply, why recreate what's already > out there? Because none of the existing solutions does not fit our needs well enough. > There are a number of projects (LVM, PVFS) which do this kind of > replicatio

Re: Funding Cyrus High Availability

On Sun, 19 Sep 2004 00:52:08 -0700 (PDT) David Lang <[EMAIL PROTECTED]> wrote: Nice review of replication ABC :) Here are my thoughts: > 1. Active->Slave replication with manual failover This is really the simplest way to do it. Rsync (and friends) does 90% of the required job here; the only th

Re: Quota inconsistency...

On Mon, 18 Oct 2004 15:20:08 -0400 Scott Adkins <[EMAIL PROTECTED]> wrote: > We have a user that was reporting that she was way *way* over her quota. > She was alotted only 100MB, and for some reason, she was showing that she > was using over 400MB of space on her IMAP account! Furthermore, looki

Re: Cyrus Aggregator advicories

On Wed, 20 Oct 2004 14:24:00 +0200 Sebastian Hagedorn <[EMAIL PROTECTED]> wrote: > We now have a SAN and have been very happy with it. I suppose a > FibreChannel RAID > delivers the same benefits. I've had no problems with clustering software on AS 2.1, but i've had major problems with fiber sto

quota -f output

Hi, what exactly does this mean in quota -f -d dom.ain output? dom.ain!user.username: quota root dom.ain!user.username --> (none) dom.ain!user.username.Trash: quota root dom.ain!user.username --> (none) -- Jure Pečar http://jure.pecar.org/ --- Cyrus Home Page: http://asg.web.cmu.edu/cyrus C

Re: quota -f output

On Thu, 21 Oct 2004 09:22:09 -0400 Ken Murchison <[EMAIL PROTECTED]> wrote: > IIRC, this means that the quota root file for [EMAIL PROTECTED] is > missing, so all references to this quota root have been removed from the > mailboxes. So you interpret this as config/domain/d/dom.ain/quota/u/user.

Re: how do I reconstruct user.username@domain

On Thu, 04 Nov 2004 10:25:25 +1300 Matthew Cocker <[EMAIL PROTECTED]> wrote: > /usr/sbin/reconstruct -rf [EMAIL PROTECTED] > > returns > > [EMAIL PROTECTED] > > > not > > [EMAIL PROTECTED] > [EMAIL PROTECTED] > [EMAIL PROTECTED] > > For the default domain > > /usr/sbin/reconstruct -rf user.

(dead)locking ...

Hi all, Today I've expirienced for the first time on our production server the locking issue mentioned on this mailing list. I found about 25 problematic mailboxes, all belonging to users matching the user/sta* pattern. Even reconstruct would hang on these, waiting for the stat() of cyrus.header

Re: (dead)locking ...

On Wed, 10 Nov 2004 16:17:18 +0100 Jure Pe_ar <[EMAIL PROTECTED]> wrote: > Is this problem on just user/sta* mailboxes a coincidence? Or can it point > to something with one of the databases? I'm seeing this again, in the morning it was agains user/ab* mailboxes, now it's

Re: (dead)locking ...

On Thu, 11 Nov 2004 08:49:38 -0500 Ken Murchison <[EMAIL PROTECTED]> wrote: > Try an strace/truss on the process and see what its doing. I did a strace on reconstruct to determine on which file it was locking and determined it's cyrus.header. Looking at the locking order in wiki I see the cyrus.h

Re: (dead)locking ...

On Fri, 12 Nov 2004 13:12:10 -0500 (EST) Igor Brezac <[EMAIL PROTECTED]> wrote: > Use lsof. Maybe my question wasnt clear enough. When fuser somefile shows ~20 processess, how do I figure out which one is the first that caused all others to block? Or first two that are fighting for a lock? > Thi

Re: quota -f output

On Thu, 21 Oct 2004 09:22:09 -0400 Ken Murchison <[EMAIL PROTECTED]> wrote: > IIRC, this means that the quota root file for [EMAIL PROTECTED] is > missing, so all references to this quota root have been removed from the > mailboxes. "all references to this quota root" ... how do they look like?

Re: Migrating Cyrus to new server AND new mailboxes

On Sun, 19 Dec 2004 15:32:16 +0100 Nikola Milutinovic <[EMAIL PROTECTED]> wrote: > Hi all. > > I have a working Cyrus IMAP 2.1.13. I would like to migrate to a new > server (new machine), running Cyrus IMAP 2.2.10. Additional trouble is I > would like to move existing users to new mailboxes/use

Re: corrupted quota or index files

On Mon, 20 Dec 2004 12:16:29 +0100 Kjetil Torgrim Homme <[EMAIL PROTECTED]> wrote: > we are running Cyrus imapd 2.2.10 with default database types. > > every morning, we run "quota -f" and parse the output so we can send > warning messages to people close to or over their quota. > > on two occas

Re: 64bit capability bug

On Thu, 30 Dec 2004 01:22:48 +0300 Alex Deiter <[EMAIL PROTECTED]> wrote: > Hi, > > Cyrus IMAP on 64bit arch incorrectly interprets defaults numerical > parameters of a imapd.conf: all of them are equal to zero! Can't confirm on alpha, gcc 3.3.5: alphabox:~# gcc test.c alphabox:~# file a.out a

Re: Postfix and real time integration

On Fri, 31 Dec 2004 10:33:18 +0100 Paul Dekkers <[EMAIL PROTECTED]> wrote: > Hi, > > We're using postfix to feed cyrus (over LMTP) but we're missing the > real-time integration like people described for sendmail and exim. To > circumvene this I wrote a small perl script that creates a list of u

Re: Performance Monitoring?

On Fri, 4 Feb 2005 12:20:32 -0500 (EST) Bill Earle <[EMAIL PROTECTED]> wrote: > - things we would like to monitor: > connect to imap port to banner response time what exactly do you want to measure here? if it's machine responsiveness, use standard w/free/vmstat/iostat info. > imap

Re: Hardware RAID Level & Performance

On Tue, 15 Feb 2005 12:18:57 -0500 Lee <[EMAIL PROTECTED]> wrote: > What are the implication of raid 10 vs. raid 5 with cyrus? Are they > significant? Does EXT3 play into the discussion? Cyrus 2.3 CVS code enables you to split indexes and cyrus db files into their own partition. That's where mos

Re: Hardware RAID Level & Performance

On Tue, 15 Feb 2005 17:37:05 -0200 Henrique de Moraes Holschuh <[EMAIL PROTECTED]> wrote: > I've heard bad things about reiserfs' capabilities to withstand > corruption *and* to be repaired later. Something that I'd take into > account when choosing the FS for the big spools. But maybe reiserfs h

Re: Cyrus in ISP environment?

On Wed, 16 Feb 2005 16:21:09 +0100 Attila Nagy <[EMAIL PROTECTED]> wrote: > Amavisd was slow like hell, but cyrus could easily put email down to > disk at a rate of 10-15 MBps. > > Take the above numbers with a grain of salt, because the testing was > pretty lame 10-15MBps ... then add a few h

Re: Hardware RAID Level & Performance

On Wed, 16 Feb 2005 13:29:27 -0500 Lee <[EMAIL PROTECTED]> wrote: > Do you have a particular suggestion for brand/model of device? It would > obviously have to be redundant (or capable of being made redundant) and > cost effectiveness would be critical. Umem cards seem a preferred choice, since

Re: Hardware RAID Level & Performance

On Wed, 16 Feb 2005 13:51:09 -0800 Norman Zhang <[EMAIL PROTECTED]> wrote: > May I ask has anyone consider SATA RAID yet? I seems to be a very > inexpensive solution. Yes, I plan to research this thorouglhy Really Soon Now. A Tb or two would be perfect for users that come around once evey month

Re: Cyrus in ISP environment?

On Thu, 17 Feb 2005 14:54:11 +0100 Marco Colombo <[EMAIL PROTECTED]> wrote: > > 10-15MBps ... then add a few hundred concurrent pop & imap sessions plus > > some monitoring/statistical script walking your spool doing various > > operations and see this number fall down dramatically ... Because wit

Re: User directory hashing

On Thu, 17 Feb 2005 16:56:57 +0100 Tucsek János <[EMAIL PROTECTED]> wrote: > Hi, > > Does anybody know, how to turn on directory hashing on users directory? > So, for example: > Our user's messages are in: > > /imap/domain/foobar.com/user/foo > . > . > /imap/domain/foobar.com/user/bar > > dire

Re: Hardware RAID Level & Performance

On Thu, 17 Feb 2005 10:19:28 -0800 (PST) Andrew Morgan <[EMAIL PROTECTED]> wrote: > You may want to look into Dell's AX100 SAN (a rebranded version of the EMC > > Clariion AX100). These use SATA drives with a FC front end. They are > relatively inexpensive for the amount of storage you can get

Re: Hardware RAID Level & Performance

On Thu, 17 Feb 2005 20:50:56 +0100 [EMAIL PROTECTED] wrote: > If you want the benefits of host independant RAID and cheap SATA disks you > may have a look at this one : > http://www.icp-vortex.com/english/product/pci/rz_sata_8/8586rz_e.htm I'm actually very afraif of all those cards with plenty o

Re: Hardware RAID Level & Performance

On Thu, 17 Feb 2005 14:41:29 -0800 David R Bosso <[EMAIL PROTECTED]> wrote: > I just ran across these today: > > yneRAID6-SATA.htm> > > No experience with them, but they're the best specs I've seen for SATA > external R