Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Michael Wessel
Hi p@rick and thanks for the response. On 6/23/2012 3:25 AM, Patrick Ben Koetter wrote: Michael, * Michael Wessel : I'm currently (re-)planning my email setup and have been doing some research. I have done some searches and read several threads in the areas of my questions here. While there ar

Re: [Dovecot] Dovecot Quotas in Version 2

2012-06-23 Thread Brian Spraker
--- On Sat, 6/23/12, Timo Sirainen wrote: > From: Timo Sirainen > Subject: Re: [Dovecot] Dovecot Quotas in Version 2 > To: "Brian Spraker" > Cc: dovecot@dovecot.org > Date: Saturday, June 23, 2012, 7:51 PM > On 24.6.2012, at 3.45, Brian Spraker > wrote: > > > I'm not sure I understand how to

Re: [Dovecot] Dovecot Quotas in Version 2

2012-06-23 Thread Timo Sirainen
On 24.6.2012, at 3.45, Brian Spraker wrote: > I'm not sure I understand how to enable quota to work globally..? Just put "mail_plugins = quota" outside protocol {} sections. > But what would be preventing it from working under 'protocol imap' as it did > before? No idea, the error log should

Re: [Dovecot] Dovecot Quotas in Version 2

2012-06-23 Thread Brian Spraker
--- On Sat, 6/23/12, Timo Sirainen wrote: > From: Timo Sirainen > Subject: Re: [Dovecot] Dovecot Quotas in Version 2 > To: "Brian Spraker" > Cc: dovecot@dovecot.org > Date: Saturday, June 23, 2012, 7:33 PM > On 24.6.2012, at 3.29, Brian Spraker > wrote: > > > This still didn't correct the is

Re: [Dovecot] Dovecot Quotas in Version 2

2012-06-23 Thread Timo Sirainen
On 24.6.2012, at 3.29, Brian Spraker wrote: > This still didn't correct the issue - and Dovecot won't start when I have the > mail_plugins line under 'protocol imap' uncommented. You should also enable quota globally so it will work for doveadm and other tools you may end up using. > Error in

Re: [Dovecot] Dovecot Quotas in Version 2

2012-06-23 Thread Brian Spraker
--- On Sat, 6/23/12, Timo Sirainen wrote: > From: Timo Sirainen > Subject: Re: [Dovecot] Dovecot Quotas in Version 2 > To: "Brian Spraker" > Cc: dovecot@dovecot.org > Date: Saturday, June 23, 2012, 7:23 PM > On 24.6.2012, at 3.10, Brian Spraker > wrote: > > > plugin { > >  quota = maildir >

Re: [Dovecot] Dovecot Quotas in Version 2

2012-06-23 Thread Timo Sirainen
On 24.6.2012, at 3.10, Brian Spraker wrote: > plugin { > quota = maildir > quota_rule = Trash:storage=100M This should be quota_rule2. Otherwise you'll just overwrite this here: > } > user_query = SELECT uid, gid, home, maildir, concat('maildir:storage=', > quota) AS quota FROM horde_users W

[Dovecot] Dovecot Quotas in Version 2

2012-06-23 Thread Brian Spraker
Hello all, Just upgraded from Ubuntu 10.04 to 12.04 on a server today and went through a few issues that I finally got corrected with many different services. However, one of them - I absolutely cannot figure out. I was using Dovecot 1 in Ubuntu 10.04 - but in Ubuntu 12.04, it has been upgrade

Re: [Dovecot] 2.0.19 segfault

2012-06-23 Thread Robin
On 6/23/2012 3:27 PM, Mailing List SVR wrote: I looked at the code and there was no relevant change from dovecot 2.0.13 and dovecot 2.0.19, upgrading between ubuntu releases updated openssl too and this could be the problem, however is not clear to me while imap over ssl works fine with thunderd

Re: [Dovecot] 2.0.19 segfault

2012-06-23 Thread Mailing List SVR
Il 24/06/2012 00:49, Mailing List SVR ha scritto: Il 24/06/2012 00:05, Timo Sirainen ha scritto: On Sat, 2012-06-23 at 22:39 +0200, Mailing List SVR wrote: after the upgrade from dovecot 2.0.13 (ubuntu oneiric) to dovecot 2.0.19 (ubuntu precise), in my logs I have a lot of these errors: Jun

Re: [Dovecot] 2.0.19 segfault

2012-06-23 Thread Mailing List SVR
Il 24/06/2012 00:05, Timo Sirainen ha scritto: On Sat, 2012-06-23 at 22:39 +0200, Mailing List SVR wrote: after the upgrade from dovecot 2.0.13 (ubuntu oneiric) to dovecot 2.0.19 (ubuntu precise), in my logs I have a lot of these errors: Jun 23 00:20:29 server1 dovecot: master: Error: service(

Re: [Dovecot] 2.0.19 segfault

2012-06-23 Thread Mailing List SVR
Il 24/06/2012 00:05, Timo Sirainen ha scritto: On Sat, 2012-06-23 at 22:39 +0200, Mailing List SVR wrote: after the upgrade from dovecot 2.0.13 (ubuntu oneiric) to dovecot 2.0.19 (ubuntu precise), in my logs I have a lot of these errors: Jun 23 00:20:29 server1 dovecot: master: Error: service(

Re: [Dovecot] 2.0.19 segfault

2012-06-23 Thread Timo Sirainen
On Sat, 2012-06-23 at 22:39 +0200, Mailing List SVR wrote: > after the upgrade from dovecot 2.0.13 (ubuntu oneiric) to dovecot 2.0.19 > (ubuntu precise), in my logs I have a lot of these errors: > > Jun 23 00:20:29 server1 dovecot: master: Error: service(imap-login): > child 6714 killed with si

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Brian Hayden
> On 23/06/12 19:21, Wojciech Puchar wrote: >>> ALT storage, so for instance you could keep your indexes in a RAID10 of >>> SSDs, recent email on a RAID10 of 10kRPM/15kRPM SAS drives, and older email >>> can go on a load of 5k/7.2k SATA drives in RAID6, or on a NAS via NFS. >> >> far better sol

Re: [Dovecot] 2.0.19 segfault

2012-06-23 Thread Mailing List SVR
Il 23/06/2012 22:39, Mailing List SVR ha scritto: Hi, after the upgrade from dovecot 2.0.13 (ubuntu oneiric) to dovecot 2.0.19 (ubuntu precise), in my logs I have a lot of these errors: Jun 23 00:20:29 server1 dovecot: master: Error: service(imap-login): child 6714 killed with signal 11 (cor

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Alex Crow
On 23/06/12 19:21, Wojciech Puchar wrote: ALT storage, so for instance you could keep your indexes in a RAID10 of SSDs, recent email on a RAID10 of 10kRPM/15kRPM SAS drives, and older email can go on a load of 5k/7.2k SATA drives in RAID6, or on a NAS via NFS. far better solution but still ab

[Dovecot] 2.0.19 segfault

2012-06-23 Thread Mailing List SVR
Hi, after the upgrade from dovecot 2.0.13 (ubuntu oneiric) to dovecot 2.0.19 (ubuntu precise), in my logs I have a lot of these errors: Jun 23 00:20:29 server1 dovecot: master: Error: service(imap-login): child 6714 killed with signal 11 (core dumps disabled) I tested 2.0.21 and the problem

Re: [Dovecot] SQLite dovecot query caching

2012-06-23 Thread Dominic Malolepszy
On 24/06/12 4:57 AM, Timo Sirainen wrote: On Sun, 2012-06-24 at 04:20 +1000, Dominic Malolepszy wrote: On 24/06/12 3:39 AM, Timo Sirainen wrote: On Sun, 2012-06-24 at 03:36 +1000, Dominic Malolepszy wrote: Hi, I am wondering if Dovecot caches SQLite queries, and how well it works in high perf

Re: [Dovecot] Dovecot list IMAP archives with thunderbird?

2012-06-23 Thread Alex Crow
On 23/06/12 18:06, Timo Sirainen wrote: On Sat, 2012-06-23 at 18:00 +0100, Alex Crow wrote: I'm trying to access the IMAP archives with Thunderbird but can't seem to get it to work. I have tried an unencrypted connection, SSL and TLS but with no success. Any ideas? Thanks Alex Hi, Still stu

Re: [Dovecot] SQLite dovecot query caching

2012-06-23 Thread Timo Sirainen
On Sun, 2012-06-24 at 04:20 +1000, Dominic Malolepszy wrote: > On 24/06/12 3:39 AM, Timo Sirainen wrote: > > On Sun, 2012-06-24 at 03:36 +1000, Dominic Malolepszy wrote: > >> Hi, > >> > >> I am wondering if Dovecot caches SQLite queries, and how well it works > >> in high performance setups. I am p

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Wojciech Puchar
ALT storage, so for instance you could keep your indexes in a RAID10 of SSDs, recent email on a RAID10 of 10kRPM/15kRPM SAS drives, and older email can go on a load of 5k/7.2k SATA drives in RAID6, or on a NAS via NFS. far better solution but still about 2-3 times more $/performance than neede

Re: [Dovecot] SQLite dovecot query caching

2012-06-23 Thread Dominic Malolepszy
On 24/06/12 3:39 AM, Timo Sirainen wrote: On Sun, 2012-06-24 at 03:36 +1000, Dominic Malolepszy wrote: Hi, I am wondering if Dovecot caches SQLite queries, and how well it works in high performance setups. I am particularly interested because in the below thread SQLite has been suggested as a m

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Alex Crow
On 23/06/12 18:09, Andrzej A. Filip wrote: On 06/23/2012 01:23 PM, Reindl Harald wrote: Am 23.06.2012 13:09, schrieb Wojciech Puchar: Finally i would recommend to get rid of RAID6. It's terribly slow on writes and writes are common on mail server. depends, it is slower than RAID5, but safer

Re: [Dovecot] SQLite dovecot query caching

2012-06-23 Thread Timo Sirainen
On Sun, 2012-06-24 at 03:36 +1000, Dominic Malolepszy wrote: > Hi, > > I am wondering if Dovecot caches SQLite queries, and how well it works > in high performance setups. I am particularly interested because in the > below thread SQLite has been suggested as a means of Dovecot proxying > conne

[Dovecot] SQLite dovecot query caching

2012-06-23 Thread Dominic Malolepszy
Hi, I am wondering if Dovecot caches SQLite queries, and how well it works in high performance setups. I am particularly interested because in the below thread SQLite has been suggested as a means of Dovecot proxying connections to different ports. http://old.nabble.com/director%3A-non-stand

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Andrzej A. Filip
On 06/23/2012 01:23 PM, Reindl Harald wrote: > > Am 23.06.2012 13:09, schrieb Wojciech Puchar: >> Finally i would recommend to get rid of RAID6. It's terribly slow on writes >> and >> writes are common on mail server. > depends, it is slower than RAID5, but safer > >> Buy cheapest but largest SAT

Re: [Dovecot] Dovecot list IMAP archives with thunderbird?

2012-06-23 Thread Timo Sirainen
On Sat, 2012-06-23 at 18:00 +0100, Alex Crow wrote: > > I'm trying to access the IMAP archives with Thunderbird but can't seem > > to get it to work. I have tried an unencrypted connection, SSL and TLS > > but with no success. Any ideas? > > > > Thanks > > > > Alex > > > Hi, > > Still stuck here

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Patrick Domack
Quoting Reindl Harald : Am 23.06.2012 13:09, schrieb Wojciech Puchar: it is already enormous overshoot in hardware specs. And i do not really catch why you have "4 in parallel" servers. And finally i cannot understand this dividing of servers just to merging it back using VMWare. because i

Re: [Dovecot] Dovecot list IMAP archives with thunderbird?

2012-06-23 Thread Alex Crow
On 20/06/12 17:39, Alex Crow wrote: Hi, I'm trying to access the IMAP archives with Thunderbird but can't seem to get it to work. I have tried an unencrypted connection, SSL and TLS but with no success. Any ideas? Thanks Alex Hi, Still stuck here - would really like to be able to access

Re: [Dovecot] Problems getting auto create plugin to work

2012-06-23 Thread Pascal Volk
On 06/23/2012 05:18 PM Dr Josef Karthauser wrote: > Hi there, > > I've configured the 'autocreate' plugin (in v.2.1.6), but it doesn't appear > to be working. Can someone help me work out how to work out why please? > > I've got this in my 20-imap.conf file: > > protocol imap { >mail_plugin

[Dovecot] Problems getting auto create plugin to work

2012-06-23 Thread Dr Josef Karthauser
Hi there, I've configured the 'autocreate' plugin (in v.2.1.6), but it doesn't appear to be working. Can someone help me work out how to work out why please? I've got this in my 20-imap.conf file: protocol imap { mail_plugins = $mail_plugins antispam autocreate } and this in my 90-plugins.c

Re: [Dovecot] Dovecot performance under high load (vs. Courier)

2012-06-23 Thread Wojciech Puchar
Asking for items 600-615 from a threaded list, sorted by something, can be an expensive operation, especially if you just asked for items 585-600 a moment ago? Can be, but is it? :) Dovecot attempts to cache/index stuff as well. Normally there shouldn't be a need for extra caching layer exce

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Wojciech Puchar
Buy cheapest but largest SATA drive and use RAID1 (or RAID1+0) setup. oh no please do not recommend SATA crap with RAID1 and think it is faster than RAID6 - the additional writes doe snot matter if the whole disk-system is much faster and RAID1 has no benefit in performance OK i would not reco

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Wojciech Puchar
it is already enormous overshoot in hardware specs. And i do not really catch why you have "4 in parallel" servers. And finally i cannot understand this dividing of servers just to merging it back using VMWare. because it is a big difference if you have anything in a single machine or splitte

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Reindl Harald
Am 23.06.2012 13:09, schrieb Wojciech Puchar: > Finally i would recommend to get rid of RAID6. It's terribly slow on writes > and > writes are common on mail server. depends, it is slower than RAID5, but safer > Buy cheapest but largest SATA drive and use RAID1 (or RAID1+0) setup. oh no plea

Re: [Dovecot] Dovecot performance under high load (vs. Courier)

2012-06-23 Thread Timo Sirainen
On 23.6.2012, at 13.21, Ed W wrote: >>> But I don't know, whether this is the sort of caching you are referring to. >> >> what's a point of caching imap, except your webmail service is not locally >> connected (localhost or LAN) to imap server? > > Asking for items 600-615 from a threaded list,

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Reindl Harald
Am 23.06.2012 13:09, schrieb Wojciech Puchar: >> >> I'm currently (re-)planning my email setup and have been doing some >> research. I have done some searches and read >> several threads in the areas of my questions here. While there are some that >> come close I haven't yet been able >> to get

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Wojciech Puchar
I'm currently (re-)planning my email setup and have been doing some research. I have done some searches and read several threads in the areas of my questions here. While there are some that come close I haven't yet been able to get all my questions answered. I currently run a postfix, doveco

Re: [Dovecot] Import from Evolution

2012-06-23 Thread Charles Marcus
On 2012-06-22 10:02 PM, Jonathan Ryshpan wrote: and /var/log/maillog shows the corresponding error: Jun 22 18:23:10 amito dovecot: imap(jonrysh): Error: chown(/home/jonrysh/Dovecot/.imap/INBOX, group=12(mail)) failed: Operation not permitted (egid=1000(jonrysh), group based on /var/spool/mail/j

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Robert Schetterer
Am 23.06.2012 11:20, schrieb Michael Wessel: > So right now both dovecot and roundcube run on the same box which is a > Dell PE2950 with dual quad-core Xeon, 16GB RAM and 6 1TB disks in RAID > 6, so only local storage using maildir. So far it's been holding up > fine, but it's beginning to show si

Re: [Dovecot] permissions on auth-userdb

2012-06-23 Thread Charles Marcus
It would be nice if there were a wiki page specifically describing how permissions should be set for all of the services/directories that dovecot uses. Even better would be a dovecot/doveconf command that would test the permissions and, if possible, even fix them (like the postfix 'set-permis

Re: [Dovecot] dsync error: "Mailboxes don't have unique GUIDs"

2012-06-23 Thread Charles Marcus
On 2012-06-22 5:24 PM, Jeff Gustafson wrote: I'm getting an error backing up mailboxes. I'm using the mirror command: dsync -fvo mail_home=/home/users/bob mirror ssh vmail@10.1.4.1 dsync -o mail_home=/home/.incoming_mail_migrations/users/bob # 2.0.13: /etc/dovecot/dovecot.conf As you are

Re: [Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Patrick Ben Koetter
Michael, * Michael Wessel : > I'm currently (re-)planning my email setup and have been doing some > research. I have done some searches and read several threads in the > areas of my questions here. While there are some that come close I > haven't yet been able to get all my questions answered. >

Re: [Dovecot] Dovecot performance under high load (vs. Courier)

2012-06-23 Thread Wojciech Puchar
But I don't know, whether this is the sort of caching you are referring to. what's a point of caching imap, except your webmail service is not locally connected (localhost or LAN) to imap server? Asking for items 600-615 from a threaded list, sorted by something, can be an expensive operatio

Re: [Dovecot] Dovecot performance under high load (vs. Courier)

2012-06-23 Thread Ed W
On 23/06/2012 09:22, Wojciech Puchar wrote: Nearly all of them are non-caching. (I don't know of any caching ones.) At least roundcube (v0.7.1 here) has some caching options: --[excerpt from roundcubes main.inc.php]- // Type of IMAP indexes cache. Supported values:

Re: [Dovecot] Import from Evolution

2012-06-23 Thread Wojciech Puchar
sorry for replying through that links but - as you may see - replying to Jonathan will not work. If AT&T have such strange policy then i am just sorry. It sings the beginning of end of open internet if more companies will start to do this, and result in few huge corporations handling everythin

Re: [Dovecot] Import from Evolution

2012-06-23 Thread Jonathan Ryshpan
On Sat, 2012-06-23 at 10:30 +0200, Wojciech Puchar wrote: > >> kmail v.3 is barely usable, v4 is good. > > > > It looks like you don't like any of the email programs we've discussed. > > Which email programs do you like? > > it depends whether you ask what I personally use or what i recommend to m

[Dovecot] Hardware infrastructure for email system

2012-06-23 Thread Michael Wessel
Hi, I'm currently (re-)planning my email setup and have been doing some research. I have done some searches and read several threads in the areas of my questions here. While there are some that come close I haven't yet been able to get all my questions answered. I currently run a postfix, do

Re: [Dovecot] Import from Evolution

2012-06-23 Thread Wojciech Puchar
For Jonathan Ryshpan: for no obvious reason my IP is blocked at AT&T mail server you use.

Re: [Dovecot] Import from Evolution

2012-06-23 Thread Wojciech Puchar
kmail v.3 is barely usable, v4 is good. It looks like you don't like any of the email programs we've discussed. Which email programs do you like? it depends whether you ask what I personally use or what i recommend to my clients. I personally use alpine exclusively. I don't like GUI interfa

Re: [Dovecot] Dovecot performance under high load (vs. Courier)

2012-06-23 Thread Wojciech Puchar
Nearly all of them are non-caching. (I don't know of any caching ones.) At least roundcube (v0.7.1 here) has some caching options: --[excerpt from roundcubes main.inc.php]- // Type of IMAP indexes cache. Supported values: 'db', 'apc' and 'memcache'. $rcmail_config['i

Re: [Dovecot] Dovecot performance under high load (vs. Courier)

2012-06-23 Thread Wojciech Puchar
Nearly all of them are non-caching. (I don't know of any caching ones.) which is definite adventage in spite of it's numerous security holes.

Re: [Dovecot] Dovecot performance under high load (vs. Courier)

2012-06-23 Thread Wojciech Puchar
We are building a new system that will support a large number of users (high volume, high concurrent usage, etc). what is large?   We have played with Dovecot, but in most serious applications we have traditionally used Courier IMAP.   It's my (lay) understanding that with indexing and perha