Re: [Dovecot] IMAP-proxy or not with sogo webmail and dovecot backend

2012-02-22 Thread Jan-Frode Myklebust
On Wed, Feb 22, 2012 at 09:31:55AM +, Ed W wrote: > > It seems intuitive that the proxy installed locally could save you > 2x RTT increment, which is about 0.8ms in your case. So I might > expect the proxy to reduce rendering times by around 1.6ms simply > because it reduces the number of rou

Re: [Dovecot] Multiple locations, 2 servers - planning questions...

2012-02-27 Thread Jan-Frode Myklebust
On Mon, Feb 27, 2012 at 02:51:54PM -0600, l...@airstreamcomm.net wrote: > > You could also look at GPFS > (http://www-03.ibm.com/systems/software/gpfs/), which is not open source > but it's apparently rock solid and I believe supports multisite clustering. GPFS supports different modes of cluster

[Dovecot] fts size

2012-02-28 Thread Jan-Frode Myklebust
Does anybody have any numbers for how large storage one will need for the fts indexing server? I see the wiki says 30% of mailbox size for Squat (partial=4 full=4). Is it similar for lucene/solr? Do I understand correctly if I think http://wiki2.dovecot.org/Plugins/FTS/Lucene will create an inde

Re: [Dovecot] dsync replication available for testing

2012-03-05 Thread Jan-Frode Myklebust
On Sun, Mar 04, 2012 at 01:38:14PM +0200, Timo Sirainen wrote: > > > > Great news. I would love to test it, if I will be able to run this on a > > test > > account, only. All other users should become synced the "old way" for the > > time > > being. > > > > Would that be possible with the cu

Re: [Dovecot] dsync replication available for testing

2012-03-05 Thread Jan-Frode Myklebust
On Mon, Mar 05, 2012 at 12:45:26PM +0200, Timo Sirainen wrote: > > > > So, ideally (for us), dovecot should keep a log over which accounts are > > active (has received or checked mail), and only sync users that has been > > active for the last $timeperiode on startup. > > Well, all of this could

Re: [Dovecot] OT: Distrowars - WAS: Re: seeking advice: dovecot versions; mailbox formats.

2012-03-09 Thread Jan-Frode Myklebust
On Thu, Mar 08, 2012 at 11:04:14AM -0500, Charles Marcus wrote: > > As for what mailbox format, there is no more 'dbox', it is either > sdbox (like mbox one file per folder) or mdbox (multiple files per > folder) - Sdbox is like maildir, one message per file, while mdbox is more like mbox:

Re: [Dovecot] POP3 Performance

2012-03-16 Thread Jan-Frode Myklebust
One quick fix to try, if it's the login-time that's killing you, is to enable auth caching: http://wiki2.dovecot.org/Authentication/Caching that should offload your backend LDAP-servers from doing bind() on ever login, had a huge login performance impact for us. We use "auth_cache_size =

Re: [Dovecot] Creating an IMAP repo for ~100 users need some advice

2012-03-18 Thread Jan-Frode Myklebust
On Sun, Mar 18, 2012 at 11:36:25AM -0400, Charles Marcus wrote: > > Hmmm... wonder if there would be a way to add some kind of 'dummy' > first message that dovecot would simply ignore (not show to the > user), that would prevent that bevaior? That's what uw-imap does. It creates a message with th

Re: [Dovecot] dsync redesign

2012-03-24 Thread Jan-Frode Myklebust
On Sat, Mar 24, 2012 at 08:19:48AM +0100, Attila Nagy wrote: > On 03/23/12 22:25, Timo Sirainen wrote: > > > Well, dsync is a very useful tool, but with continuous replication > it tries to solve a problem which should be handled -at least > partially- elsewhere. Storing stuff in plain file systems

[Dovecot] doveadm purge on clusterfs

2012-03-27 Thread Jan-Frode Myklebust
Since doveadm service proxying apparently doesn't work with dovecot v2.0, we need to find a way to safely run doveadm purge on the host the user is logged into. Would it be OK to run purge in the pop/imap postlogin scripts? We already do a conditional: test /var/log/activemailaccounts/imap/$USER

Re: [Dovecot] Need fast Maildir to mdbox conversion

2012-03-28 Thread Jan-Frode Myklebust
On Wed, Mar 28, 2012 at 12:40 AM, Jeff Gustafson wrote: >        I looked around the 'Net to see if there might be a custom program for > offline Maildir to mdbox conversion. So far I haven't turned up > anything. The problem for us is that the dsync program simply takes a > lot of time to convert

Re: [Dovecot] Dovecot stones

2012-04-02 Thread Jan Phillip Greimann
STOP TALKING AND TAKE MY MONEYelf Am 31.03.2012 23:28, schrieb Timo Sirainen: For the last few days I've been thinking about my company and what it really should do, and as much as the current plan seems reasonable, I think in good conscience I really can't help but to bring up an alte

Re: [Dovecot] Bug tracker

2012-04-10 Thread Jan-Frode Myklebust
On Wed, Apr 11, 2012 at 09:26:20AM +0300, Timo Sirainen wrote: > > So, any suggestions for what software could do these things? I think Request > Tracker has those features, but it's not really the nicest/prettiest thing. > I didn't see open source as a requirement, so then I would give a plug

Re: [Dovecot] Bug tracker

2012-04-11 Thread Jan-Frode Myklebust
On Wed, Apr 11, 2012 at 09:49:18AM +0300, Timo Sirainen wrote: > > > > I didn't see open source as a requirement, so then I would give a plug > > for Jira, which is the nicest/prettiest thing :-) > > I don't think it supports one of my requirements: > > > I would have the option of adding a comm

Re: [Dovecot] Better to use a single large storage server or multiple smaller for mdbox?

2012-04-14 Thread Jan-Frode Myklebust
On Fri, Apr 13, 2012 at 07:33:19AM -0500, Stan Hoeppner wrote: > > > > What I meant wasn't the drive throwing uncorrectable read errors but > > the drives are returning different data that each think is correct or > > both may have sent the correct data but one of the set got corrupted > > on the

Re: [Dovecot] Configuration advices for a 50000 mailboxes server(s)

2012-04-17 Thread Jan-Frode Myklebust
On Tue, Apr 17, 2012 at 08:54:15AM -0300, Mauricio López Riffo wrote: > > Here we have approx. 200K users with 4000 concurrent connections > (90% POP3 users) How do you measure "concurrent" POP3 users? > All servers in virtual environment Vmware, > supermicro servers and Netapp Metrocluster

Re: [Dovecot] Configuration advices for a 50000 mailboxes server(s)

2012-04-17 Thread Jan-Frode Myklebust
On Tue, Apr 17, 2012 at 10:10:02AM -0300, Mauricio López Riffo wrote: > > 1M = 1 milion ? 976508 to be exact :-) but it's very much a useless number. Lots and lots of these are inactive. A better number is probably that we're seeing about 80 logins/second for the last hour.. (just checked now, no

[Dovecot] migrate 15K users to new domain name

2012-04-19 Thread Jan-Frode Myklebust
I need to migrate 15K users to a new domain name, and plan to use "dsync mirror" in the transition phase. Could someone confirm that this should work: Before giving users access to new-domain do a first sync to get all the stale data over: for user in $old-domain; do dsync

Re: [Dovecot] migrate 15K users to new domain name

2012-04-19 Thread Jan-Frode Myklebust
On Thu, Apr 19, 2012 at 02:01:44PM +0300, Odhiambo Washington wrote: > > What do you mean by a "new domain" in this context? The user's email addresses are changing from username@old.domain to username@new-domain. > Is the server changing? No. > Is the storage changing? The user's home direct

Re: [Dovecot] migrate 15K users to new domain name

2012-04-19 Thread Jan-Frode Myklebust
On Thu, Apr 19, 2012 at 05:03:01PM +0300, Odhiambo Washington wrote: > > > > In my setup, I have virtual users. So the home directory is in the > /var/spool/virtual/$domain/$user/mdbox > > How is yours setup? mail_home = /srv/mailstore/%256LRHu/%Ld/%Ln > If the domain name changed, from

Re: [Dovecot] Configuration advices for a 50000 mailboxes server(s)

2012-04-21 Thread Jan-Frode Myklebust
On Thu, Apr 19, 2012 at 07:31:13PM -0500, Stan Hoeppner wrote: > > This issue has come up twice on the Postfix list in less than a month. Oh, thanks! I'll look into those list posts.. I had mostly given up solving this by rate limits and decided to throw hardware at the problem when I saw the lo

Re: [Dovecot] migrate 15K users to new domain name

2012-04-21 Thread Jan-Frode Myklebust
On Thu, Apr 19, 2012 at 05:59:39PM +0300, Timo Sirainen wrote: > > With v2.1.4 you could do something like: > > doveadm -c dummy.conf user -m user@domain > > where dummy.conf contains the minimum configuration needed: > > mail_home = /srv/mailstore/%256LRHu/%Ld/%Ln > ssl = no > Thanks! Works

Re: [Dovecot] best practises for mail systems

2012-06-06 Thread Jan-Frode Myklebust
On Tue, Jun 05, 2012 at 11:59:47PM +1100, Костырев Александр Алексеевич wrote: > > I'm more worried about right design of mailstorage.. should I use some > cluster fs with all mail of all users > or should I split mailstorage across servers and somehow avoid long downtime > if one of servers goe

Re: [Dovecot] Problem with lmtp director proxy

2012-06-12 Thread Jan-Frode Myklebust
On Tue, Jun 12, 2012 at 12:23:28PM +0200, Angel L. Mateo wrote: > I have two director servers directing to 4 backend servers. Which dovecot version are you running on your directors and backends? We're running 2.0.14 plus the below linked patches and have not since this problem since applying the

[Dovecot] Missing IMAP folders

2008-03-04 Thread Willem Jan Withagen
Hi, I'm fresh starting to use dovecot. Before this I used bincimap, mainly because it was very simple to config. I've tried to find the FAQ's and tried searching the archives, but little came up. My current config: server FreeBSD i386, postfix 2.4 dovecot 1.0.10 client:

Re: [Dovecot] Missing IMAP folders

2008-03-04 Thread Willem Jan Withagen
Timo Sirainen wrote: On Mar 4, 2008, at 1:44 PM, Willem Jan Withagen wrote: However I have over 3500 folders and most of them are more than 3 levels deep. And I only get to see the first top level of directories. Searching and/or subscribing does not bring anything. Are they stored in

Re: [Dovecot] Enforcing TLS

2009-01-09 Thread Jan-Frode Myklebust
On 2009-01-06, Timo Sirainen wrote: > >> I already asked on IRC whether this was possible, because I was unable >> to find this on the Wiki. It turns out there is a configuration switch >> called `disable_plaintext_auth', but looking at the description this >> only prevents people from using plain

Re: [Dovecot] Enforcing TLS

2009-01-09 Thread Jan-Frode Myklebust
On Fri, Jan 09, 2009 at 09:25:46AM -0500, Stewart Dean wrote: > Dunno if I'm talking about the right thing or if this would help, but... > > we have gone over to a single wildcard certficate for everything in the > *.bard.edu domain (from Digicert)...this costs $495 for a sing

[Dovecot] deliver: command died with signal 6

2009-01-13 Thread Jan-Frode Myklebust
We recently upgraded to dovecot v1.0.15 (from v1.0.0 + some local fixes), and after this upgrade we've started to get a couple of failures from deliver: Jan 12 20:34:34 smtp1.ulh.mydomain.net deliver(someu...@somedomain.net): Raw backtrace: /usr/local/dovecot/libexec/dovecot/de

Re: [Dovecot] deliver: command died with signal 6

2009-01-13 Thread Jan-Frode Myklebust
On Tue, Jan 13, 2009 at 09:46:35AM -0500, Timo Sirainen wrote: > > Before this raw backtrace there should have been a "Panic: Something" > logged also. That's more important than the raw backtrace. I can't find that in the syslog. But I found this just before the

Re: [Dovecot] deliver: command died with signal 6

2009-01-13 Thread Jan-Frode Myklebust
On Tue, Jan 13, 2009 at 12:46:04PM -0500, Timo Sirainen wrote: > > Reading your old mails: are you still using GPFS? This crash just > shouldn't be happening, so perhaps something randomly breaks with it. > Are you using mmap_disable=yes? Multiple servers can access the same >

[Dovecot] ldap performance?

2009-01-14 Thread Jan-Frode Myklebust
We're looking at replacing our mysql auth and userdb, with a set of Red Hat Directory servers, and I see dovecot supports either authentication binds, or "password lookups": http://wiki.dovecot.org/AuthDatabase/LDAP I'm curious if anybody can give any insight as to what kind of performance t

Re: [Dovecot] ldap performance?

2009-01-14 Thread Jan-Frode Myklebust
On Wed, Jan 14, 2009 at 05:43:51PM -0500, Timo Sirainen wrote: > > Try yourself with imaptest (http://imapwiki.org/ImapTest): > > imaptest - select=0 clients= Cool, thanks! > My guess is that the performance bottleneck won't be authentication > binds, as long as the

Re: [Dovecot] deliver: command died with signal 6

2009-01-20 Thread Jan-Frode Myklebust
s at the same time? I tried setting mmap_disable=yes today, but got two new failures 2.5 hours later :-( Jan 20 10:38:32 smtp2.ulh.myinternaldomain.net deliver(quarant...@mydomain.net): Raw backtrace: /usr/local/dovecot/libexec/dovecot/deliver(i_syslog_panic_handler+0x1c) [0x45577c] -> /us

Re: [Dovecot] deliver: command died with signal 6

2009-01-20 Thread Jan-Frode Myklebust
On 2009-01-20, Jan-Frode Myklebust wrote: > > I tried setting mmap_disable=yes today, but got two new failures 2.5 > hours later :-( I check the logs for the last failure, and see that at the same second two servers were trying to deliver separate messages to the same account. I'l

Re: [Dovecot] CentOS 5 ... again

2009-02-12 Thread Jan-Hendrik Zab
On Tue, 10 Feb 2009 18:02:23 +0100 Angel Marin wrote: > Scott Silva wrote: > > on 2-9-2009 8:07 PM Linux Advocate spake the following: > >> guys , i m new to centos. i have learned to use yum and the > >> priority plugin. Does the atrpm repo provide the most up to date > >> version of dovecot? i

[Dovecot] pop-proxy to redundant servers ?

2009-03-09 Thread Jan-Frode Myklebust
I'm considering putting two servers with failover IP-addresses in front of our pop/imap cluster, with dovecot in proxy-mode running on both servers. But, can dovecot handle more than one backend server for each user ? I.e. I would want to point the dovecot proxy to send userX to backend-server1, o

Re: [Dovecot] pop-proxy to redundant servers ?

2009-03-15 Thread Jan-Frode Myklebust
On 2009-03-09, Justin Krejci wrote: > I don't believe there is anything inherent in Dovecot to do this but if you > have your own backend system health checks you can configure the sql DB to > update which server to proxy a request to based on the results of your > health checks. This would mostly

[Dovecot] Finally upgrading from v1.0.15 to v1.2.16 -- advice please

2011-01-03 Thread Jan-Frode Myklebust
It's long over due, but now I finally plan on upgrading from v1.0.15 to v1.2.16 on our servers. Would appreciate any comments! We have 7 servers, all running of the same GPFS filesystem. Both maildirs and indexes are stored here. We use dovecot for POP/IMAP and deliver. Currently we're using mysql

[Dovecot] dovecot director terminate ssl ?

2011-01-03 Thread Jan-Frode Myklebust
I plan on putting two dovecot directors in front of our backend dovecot pop/imap servers, instead of our current haproxy loadbalancing of the connections -- but how do we handle SSL in such a setup. Will all SSL be terminated on the directors automatically, and then proxyed plain text, or is there

Re: [Dovecot] dovecot director terminate ssl ?

2011-01-03 Thread Jan-Frode Myklebust
Never mind -- I see now that this is working fine by default. SSL is terminated on the director, and connections are automatically proxyed in plain text. Still wonder a little about v2.0 director vs. v1.2 backends, but doubt it should matter much.. Complete (single-node) director configuration,

Re: [Dovecot] Pointers for developing a proper encryption plugin?

2011-01-03 Thread Jan-Frode Myklebust
To store the messages safely/safeish, I think you will have to use public key cypto. Messages delivered should be encrypted with the user's public key on delivery, and decrypted by combination of the user's server side stored secret key and login passphrase. The secret key probably also would need

Re: [Dovecot] Finally upgrading from v1.0.15 to v1.2.16 -- advice please

2011-01-04 Thread Jan-Frode Myklebust
On Tue, Jan 04, 2011 at 11:35:42AM +0200, Timo Sirainen wrote: > > You could have upgraded from v1.0 to v1.1 or v1.1 to v1.2 incrementally, > but v1.2's index changes haven't been backported to v1.0, so if v1.0 > accesses indexes modified by v1.2 you'll probably get som

Re: [Dovecot] Finally upgrading from v1.0.15 to v1.2.16 -- advice please

2011-01-04 Thread Jan-Frode Myklebust
On Tue, Jan 04, 2011 at 12:44:26PM +0200, Timo Sirainen wrote: > > > user_attrs = > > mailMessageStore=mail=maildir:%$:INDEX=/usr/local/atmail/users/indexes/%1u/%1.1u/%u, > > mailQuota=quota_rule=*:storage=%$ > > > > > > > > i.e. will it po

Re: [Dovecot] Finally upgrading from v1.0.15 to v1.2.16 -- advice please

2011-01-04 Thread Jan-Frode Myklebust
On Tue, Jan 04, 2011 at 03:37:47PM +0200, Timo Sirainen wrote: > > You don't have > > plugin { > quota=maildir > } > We didn't have any plugin-setting for this with v1.0, and it wasn't obvious to me that we also needed this plugin-definition in additi

[Dovecot] Lazy expunge for performance ?

2011-01-05 Thread Jan-Frode Myklebust
Some filesystems are quite slow at deleting files, so I'm wondering if anybody is using the lazy expunge plugin to implement a solution where expunged messages are moved to a separate directory structure within the same filesystem, and later deleted as a nighly batchjob ? Assuming expunge renames/m

[Dovecot] dovecot 2.0.8 defaults to require ipv6 ?

2011-01-05 Thread Jan-Frode Myklebust
FYI it seems dovecot 2.0.8 fails to start on RHEL5 with IPv6 disabled ("alias net-pf-10 off" in modprobe.conf) unless one specify "listen = *". Not sure if this is a known problem, or just a hint that we should start enabling ipv6 on our mailservers... ;-) -jf

Re: [Dovecot] dovecot 2.0.8 defaults to require ipv6 ?

2011-01-05 Thread Jan-Frode Myklebust
On Wed, Jan 05, 2011 at 02:02:12PM +0100, Jan-Frode Myklebust wrote: > FYI it seems dovecot 2.0.8 fails to start on RHEL5 with IPv6 disabled > ("alias net-pf-10 off" in modprobe.conf) unless one specify "listen = *". i.e., without "listen = *" it complains

Re: [Dovecot] Pointers for developing a proper encryption plugin?

2011-01-07 Thread Jan-Frode Myklebust
On Thu, Jan 06, 2011 at 02:05:29PM -0500, Michael Orlitzky wrote: > > This still doesn't work, because the administrator is the one who tells > the system to encrypt messages as they arrive. He can peek at the > messages before they're encrypted with the user's public

Re: [Dovecot] Last login

2011-01-09 Thread Jan-Frode Myklebust
On Sun, Jan 09, 2011 at 09:19:39PM +0100, Egbert Jan van den Bussche wrote: > > I'm trying to find a way to find inactive users. What we do is to touch a file upon every login: protocol imap { mail_executable = /usr/local/dovecot/sbin/imap-wrapper.sh } pr

Re: [Dovecot] Last login

2011-01-10 Thread Jan-Frode Myklebust
On Mon, Jan 10, 2011 at 04:57:19PM +0100, Egbert Jan van den Bussche wrote: > > This works fine! I had to change the path but that is Ubuntu versus > your distro. One question though: > I have file called "dump-capability" in the ...activeaccounts/imap > dir. Any

[Dovecot] Connection queue full on my directors

2011-01-11 Thread Jan-Frode Myklebust
I finally upgraded to v1.2.16 on my backend servers, with ldap instead of previously mysql, and put a couple of dovecot v2.0.8 directors in front of them (used haproxy previously). It seemed to work OK initially, but after a few hours we got bit by "Connection queue full" problems on the direct

Re: [Dovecot] Connection queue full on my directors

2011-01-11 Thread Jan-Frode Myklebust
On Tue, Jan 11, 2011 at 04:31:03PM +0200, Timo Sirainen wrote: > > Well, switching to high performance mode would work better for proxies: > http://wiki2.dovecot.org/LoginProcess > That text does a good job at scaring me away from high perf mode.. I wouldn't want any atta

Re: [Dovecot] Best Cluster Storage

2011-01-13 Thread Jan-Frode Myklebust
On Thu, Jan 13, 2011 at 04:57:20AM -0600, Stan Hoeppner wrote: > > One has nothing to do with the other. Director doesn't touch smtp (afaik), > only > imap. The director can do lmtp proxying, but I haven't seen much documentation on it except the few lines at: ht

Re: [Dovecot] v2.0.9 released

2011-01-13 Thread Jan-Frode Myklebust
On Thu, Jan 13, 2011 at 01:21:26PM +0200, Timo Sirainen wrote: > > I'm still lagging behind in my email, but I guess it's time to release > v2.0.9 anyway. > > - Linux: Fixed a high system CPU usage / high context switch count > performance problem Is th

Re: [Dovecot] Best Cluster Storage

2011-01-16 Thread Jan-Frode Myklebust
On Fri, Jan 14, 2011 at 05:16:50PM -0800, Brad Davidson wrote: > > Don't give up on the simplest solution too easily - lots of us run NFS > with quite large installs. As a matter of fact, I think all of the large > installs run NFS; hence the need for the Director in 2.0. Not al

Re: [Dovecot] ldap auth error

2011-01-20 Thread Jan-Frode Myklebust
On Wed, Jan 19, 2011 at 05:27:52PM -0500, Charles Marcus wrote: > On 2011-01-19 5:04 PM, pch0317 wrote: > > I have dovecot 2.0.beta6 and I'm newbie with dovecot. > > First assignment: upgrade to 2.0.9... why waste time fighting with bugs > that are already long fixed?

Re: [Dovecot] Best Cluster Storage

2011-01-20 Thread Jan-Frode Myklebust
On Thu, Jan 20, 2011 at 5:20 PM, Henrique Fernandes wrote: >> > Not all, if this counts as large: >> > >> >        Filesystem            Size  Used Avail Use% Mounted on >> >        /dev/gpfsmail      9.9T  8.7T  1.2T  88% /maildirs >> > >> &g

[Dovecot] utility to update indexes ?

2011-01-20 Thread Jan-Frode Myklebust
We have both dovecot and a webmail application that are both modifying our users maildirs, so dovecot indexes can be out of sync when the webmail has been messing with the maildirs. We also have a webservice that report how many unread messages a user has in his inbox, which is simply counting file

Re: [Dovecot] utility to update indexes ?

2011-01-21 Thread Jan-Frode Myklebust
On Fri, Jan 21, 2011 at 01:08:09AM +0200, Timo Sirainen wrote: > On Thu, 2011-01-20 at 23:50 +0100, Jan-Frode Myklebust wrote: > > > But this woun´t work if the maildir has been modified outside of > > dovecot (i.e. webmail usage). Are there any simple interface I can use

Re: [Dovecot] Best Cluster Storage

2011-01-21 Thread Jan-Frode Myklebust
On Thu, Jan 20, 2011 at 10:14:42PM -0600, Stan Hoeppner wrote: > > Have you considered SGI CXFS? It's the fastest cluster FS on the planet by an > order of magnitude. It uses dedicated metadata servers instead of a DLM, > which > is why it's so fast. Directory trav

Re: [Dovecot] utility to update indexes ?

2011-01-21 Thread Jan-Frode Myklebust
On Fri, Jan 21, 2011 at 03:08:26PM +0200, Timo Sirainen wrote: > > > > $ doveadm -v mailbox status -u u...@example.com unseen inbox > > doveadm(u...@example.com): Error: userdb lookup: > > connect(/usr/local/dovecot-2.0.9/var/run/dovecot/auth-userdb) failed: No &g

Re: [Dovecot] utility to update indexes ?

2011-01-21 Thread Jan-Frode Myklebust
On Fri, Jan 21, 2011 at 10:36:11AM -0500, Charles Marcus wrote: > > Easiest would be to just use a webmail app that talks IMAP and let it > talk directly to dovecot... ? Yes, we want to implement that as soon as possible. Looking forward to getting everything all maildirs completely m

Re: [Dovecot] Best Cluster Storage

2011-01-23 Thread Jan-Frode Myklebust
On Sun, Jan 23, 2011 at 02:01:49AM -0200, Henrique Fernandes wrote: > > It is better, because now we have an decent webmail ( horde with dimp > enable, before were just imp ) , and most people use to have pop configured, > becasue of quota of 200mb, and little user use webmail. N

Re: [Dovecot] Best Cluster Storage

2011-01-23 Thread Jan-Frode Myklebust
On Sun, Jan 23, 2011 at 09:54:56AM +, John Moorhouse wrote: > > > http://www.sogo.nu/ > > http://www.sogo.nu/english/tour/online_demo.html > > > > Have a look at roundcube > > http://roundcube.net/ > Yes, roundcube is looking good,

Re: [Dovecot] Best filesystem?

2011-01-30 Thread Jan-Frode Myklebust
On Mon, Jan 31, 2011 at 12:40:11AM +0200, Timo Sirainen wrote: > On Sun, 2011-01-30 at 16:13 -0600, Stan Hoeppner wrote: > > >>> be, but it still gives you 0 byte files, so make sure you have a good > > >>> UPS > .. > > "Q: Why do I see binary NULL

Re: [Dovecot] Great time savings backing a mdbox versus Maildir

2011-02-08 Thread Jan-Frode Myklebust
On Tue, Feb 08, 2011 at 08:42:40AM +0100, Javier Miguel Rodríguez wrote: > > I am writing to this mailing list to thanks Timo for dovecot 2 & > mdbox. We have almost 30.000 active users and our life was sad with > Maildir & backup: 24 hours for a full backup with bacula (zlib > enabled maildi

Re: [Dovecot] NoSQL Storage Backend

2011-02-08 Thread Jan-Frode Myklebust
On Tue, Feb 8, 2011 at 1:22 PM, Marten Lehmann wrote: > Modern object stores like Scality, CouchDB or MongoDB can be very handy, as > they easily allow to keep an arbitrary amount of copies of each message on > different servers, you can simply add a storage node and new storage is > immediately

[Dovecot] converting from maildir to mdbox ?

2011-02-08 Thread Jan-Frode Myklebust
I´m considering moving from maildir to mdbox, but don´t quite see how I should do the conversion with minimal downtime. Our userdb is ldap, and the we use this setting to point to the users maildirectory: user_attrs = mailMessageStore=mail=maildir:%$:INDEX=/indexes/%1u/%1.1u/%u,mailQuota=quota_ru

[Dovecot] Dict spams in my Log-File

2011-03-16 Thread Jan Phillip Greimann
Hi there, i use dovecot 2.0.9 with mysql as backend. I've also configured dict to mysql, but after some time dict spams in my log-file, i don't know why. Hope someone can help me with this. Greetings from Germany Jan P. Greimann mail.log [...] Mar 16 10:29:35 s16 dov

[Dovecot] dovecot ldap failed to recover

2011-03-30 Thread Jan-Frode Myklebust
One of our backend pop/imap-server running dovecot v1.2.16 experienced some problems yesterday. It suddenly couldn't authenticate users anymore, flooding the logs with: pop3-login: Disconnected (auth failed, 1 attempts): user=, method=PLAIN, rip=192.168.42.15, lip=192.168.42.28 The prob

[Dovecot] imap-login: Panic: file ioloop.c: line 35 (io_add): assertion failed:

2011-04-01 Thread Jan-Frode Myklebust
My dovecot directors (v2.0.8) had 3 instances of these yesterday: imap-login: Panic: file ioloop.c: line 35 (io_add): assertion failed: (fd >= 0) master: Error: service(imap-login): child 17374 killed with signal 6 (core dumps disabled) imap-login: Panic: file ioloop.c:

[Dovecot] inotify and network/cluster filesystems

2011-04-01 Thread Jan-Frode Myklebust
(dovecot v1.2.16) I've notice the log notices about increasing /proc/sys/fs/inotify/max_user_instances on my servers, and started wondering if inotify works for network/cluster filesystems.. I found this: http://www.ibm.com/developerworks/forums/thread.jspa?threadID=311194 which says th

Re: [Dovecot] inotify and network/cluster filesystems

2011-04-01 Thread Jan-Frode Myklebust
On Fri, Apr 01, 2011 at 03:10:47PM +0300, Timo Sirainen wrote: > > > So, are there any recommendations for what settings one should use for > > for filesystems where inotify woun't work ? Are there settings for > > disabling it (without recompiling)? > > Why not just keep it enabled? There shoul

Re: [Dovecot] Managing public folder ACL files

2011-04-06 Thread Jan Phillip Greimann
, some groups could be combined. I think a global public-folder management would be nice, in example via ldap or mysql (or in a file). Dovecot reads this and create mail-folders and acl files for the configuration. Greetings, Jan Phillip Greimann

Re: [Dovecot] imap-login: Panic: file ioloop.c: line 35 (io_add): assertion failed:

2011-04-08 Thread Jan-Frode Myklebust
On Mon, Apr 04, 2011 at 04:39:35PM +0300, Timo Sirainen wrote: > On Fri, 2011-04-01 at 09:25 +0200, Jan-Frode Myklebust wrote: > > My dovecot directors (v2.0.8) had 3 instances of these yesterday: > > > > imap-login: Panic: file ioloop.c: line 35 (io_add): assertion

Re: [Dovecot] .dovecot.sieve as Mailbox

2011-04-12 Thread Jan Phillip Greimann
he sieve-files be in ~/ ? > Sorry for my bad english :) Sorry for my bad english too ^^ Greetings Jan P. Greimann Administrator (in training)

Re: [Dovecot] Fwd: .dovecot.sieve as Mailbox

2011-04-12 Thread Jan Phillip Greimann
Am 12.04.2011 14:20, schrieb Francisco Wagner C. Freire: -- Forwarded message -- From: Francisco Wagner C. Freire Date: Tue, Apr 12, 2011 at 9:20 AM Subject: Re: [Dovecot] .dovecot.sieve as Mailbox To: Jan Phillip Greimann Yeah, i can do that, or change the user homedir, but i

[Dovecot] Question about Dovecot-ACLs

2011-06-09 Thread Jan Phillip Greimann
looks like this: ~:> cat dovecot-acl user=em...@domain.tld Did this affect dovecot by any way? Thanks, Jan

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

2012-06-25 Thread Jan-Frode Myklebust
On Thu, Jun 21, 2012 at 11:44:33PM +0300, Timo Sirainen wrote: > > > > additionally you should install imapproxy on the webserver > > wehre your webmail is running and configure the webmail for > > using 127.0.0.1 - so only one connection per user is > > persistent instead make a new one for each

[Dovecot] trash plugin together with sieve_before ?

2012-09-18 Thread Jan-Frode Myklebust
We have a sieve script doing sieve_before to sort spam to spam-folders. Now I'm trying to configure the "Trash" plugin, but it doesn't seem to work.. I noticed my config file says: # Space separated list of plugins to load (none known to be useful so far). Do NOT # try to load IMAP plugins her

[Dovecot] trash plugin not doing it's job

2012-10-18 Thread Jan-Frode Myklebust
I enabled the trash plugin yesterday, adding "trash" to mail_plugins, and configuring the plugin setting "trash = /etc/dovecot/dovecot-trash.conf.ext". But I still see users with lots of files in INBOX.Trash getting bounced because of quota exceeded: postfix/lmtp[26273]:: C89F490061: to=, rela

Re: [Dovecot] trash plugin not doing it's job

2012-10-21 Thread Jan-Frode Myklebust
On Sat, Oct 20, 2012 at 3:51 PM, Daniel Parthey wrote: > Jan-Frode Myklebust wrote: >> $ cat /etc/dovecot/dovecot-trash.conf.ext >> # Spam mailbox is emptied before Trash >> 1 INBOX.Spam >> # Trash mailbox is emptied before Sent >> 2 INBOX.Trash > > Are yo

Re: [Dovecot] Public folders and groups

2012-10-25 Thread Jan Phillip Greimann
Am 25.10.2012 00:13, schrieb b m: Currently I have dovecot working with Active Directory authentication and public folders with acl. In acl I have the users I want to access the public folders. It'll be easier for me to use one group instead of 50 users but I can't get it to work. From where do

Re: [Dovecot] Public folders and groups

2012-10-25 Thread Jan Phillip Greimann
I didn't know ADs well, but...can't you simply add the Field? In LDAP it should be possible, if you use MS AD, i dunno. Am 25.10.2012 22:49, schrieb b m:> No AD doesn't have such a field, but I could use some unused field to > get what I want. Let's say set "Attribute1" to "group1". The proble

Re: [Dovecot] POLL: v2.2 to allow one mail over quota?

2012-10-29 Thread Jan-Frode Myklebust
+1 Better to be lenient, than to confuse users by accepting some but not other messages. I believe most larger mail providers has a max message size of around 64MB or less, so allowing the final message to exceed quota by about that sounds reasonable to me. -jf

Re: [Dovecot] LMTP benefit vs LDA

2012-11-03 Thread Jan-Frode Myklebust
On Sat, Nov 3, 2012 at 10:45 AM, Davide wrote: > Hi to all, > my question is what is benefit implementing LMTP service replacing LDA i > have dovecot 2.1.8 with vpoipmail+qmail and about 500 users now i'm using > LDA and i'm interested on LMTP service. > Thanks in advance For us it has the benef

Re: [Dovecot] Commercial features in Dovecot future: Object storage, archive

2012-11-13 Thread Jan-Frode Myklebust
On Mon, Nov 12, 2012 at 12:33 PM, Timo Sirainen wrote: > Hi all, > > Dovecot Oy’s web pages at www.dovecot.fi have been updated. The products page > lists two features that will be available for commercial licensing, extending > the functionality of the basic open-source version of Dovecot. > >

[Dovecot] Mixing v2.1 and 2.0 directors ?

2012-12-27 Thread Jan-Frode Myklebust
I'm preparing to set up a new set of directors on dovecot-ee-2.1.10.3-1, but would prefer to do this a bit gradually. Will it be OK to set up a ring of directors with 2x dovecot-ee-2.1.10.3-1 and 2x dovecot-2.0.14 ? -jf

Re: [Dovecot] Mixing v2.1 and 2.0 directors ?

2012-12-28 Thread Jan-Frode Myklebust
On Fri, Dec 28, 2012 at 2:02 AM, Timo Sirainen wrote: > > The new v2.1 director code can handle running with old v2.1 directors (there > were some protocol changes that improve things). I think v2.0 director is > protocol compatible with the old v2.1 directors, so I think in theory it > should

Re: [Dovecot] Help Regarding Multiple Base DN

2012-12-28 Thread Jan-Frode Myklebust
Don't know if having multiple Base DNs can work, but you can use %variables in it. We use this one to be able to have a simple onelevel scope on all lookups: base = ou=people,o=%d,o=ISP,o=example,c=com scope = onelevel -jf

Re: [Dovecot] Help Regarding Multiple Base DN

2012-12-28 Thread Jan-Frode Myklebust
Just checked the Variables documentation http://wiki2.dovecot.org/Variables, which says: %D - return "sub.domain.org" as "sub,dc=domain,dc=org" (for LDAP queries) so it seems* you should be able to use "base = %D" [*] assuming the wiki meant to say "dc=sub,dc=domain,dc=org" -jf

[Dovecot] load sbub-mailbox

2013-01-05 Thread mourik jan heupink
, and we would not have migrate all messages to dovecot using scripts like imapcopy, etc. Perhaps using the proxy functionality..? Hope I make myself clear...? Regards, Mourik Jan

Re: [Dovecot] load sbub-mailbox

2013-01-07 Thread mourik jan heupink
Hi Daniel, list, Thanks for your answer, if this works, it would be simply awesome! Meanwhile things have gotten a bit buzy here with higer priority things, but as soon as these are over, I'll give the idea below a try. Thanks very much, and I'll report back..! Mourik Jan I wo

Re: [Dovecot] load sbub-mailbox

2013-01-12 Thread mourik jan heupink
p(username): Error: user username: Initialization failed: Namespace 'oldmail/': imapc: missing imapc_password How can I get the %w to expand properly, because I think then things would work...? Regards, Mourik Jan I would try to create a private namespace "oldmail" http://wiki2.

Re: [Dovecot] load sbub-mailbox

2013-01-13 Thread mourik jan heupink
y..? Like: when 'mounting' fails: simply ignore it, and proceed as normal. Thanks very much for you kind assistance! Mourik Jan

Re: [Dovecot] load sbub-mailbox

2013-01-14 Thread mourik jan heupink
r your kind help and assistance! Mourik Jan

[Dovecot] lmtp-proxying in 2.1 slower than in 2.0.14 ?

2013-02-01 Thread Jan-Frode Myklebust
We upgraded our two dovecot directors from v2.0.14 to dovecot-ee 2.1.10.3 this week, and after that mail seems to be flowing a lot slower than before. The backend mailstores are untouched, on v2.0.14 still. After the upgrade we've been hitting process_limit for lmtp a lot, and we're struggeling wit

Re: [Dovecot] lmtp-proxying in 2.1 slower than in 2.0.14 ?

2013-02-02 Thread Jan-Frode Myklebust
On Fri, Feb 1, 2013 at 11:00 PM, Timo Sirainen wrote: > On 1.2.2013, at 19.00, Jan-Frode Myklebust wrote: > > Have you checked if there's an increase in disk I/O usage, or system cpu > usage? > On the directors, cpu usage, and load averages seems to have gone down by

Re: [Dovecot] lmtp-proxying in 2.1 slower than in 2.0.14 ?

2013-02-05 Thread Jan-Frode Myklebust
I think there must be some bug I'm hitting here. One of my directors is still running with "client_limit = 1, process_limit = 100" for the lmtp service, and now it's logging: master: Warning: service(lmtp): process_limit (100) reached, client connections are being dropped Checking "sudo netsta

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