[Dovecot] dovecot Digest, Vol 101, Issue 26

[Alan Brown]

> From: Timo Sirainen <tss at iki.fi>
> Subject: Re: [Dovecot] general advice sought
> Message-ID: <1315830847.7326.48.camel at hurina>
> Content-Type: text/plain; charset="ISO-8859-15"
> 
> On Mon, 2011-09-12 at 13:11 +0100, Alan Brown wrote:
>> I'd like to hear the thoughts of list members on which type of storage
>> method seems "best" for inboxes and for folders.
>>
>> The filesystem is GFS2 and for various reasons I can't change it.
> ..
>> If I migrate to other formats (eg mdbox), then it needs to be able to be 
>> done on the fly. (Taking the mailservers down for a day won't go down 
>> well, even an hour raises howls).
> 
> Have you had any trouble with Dovecot's index files in your current
> setup? Any errors at all? 

Zero. The issues which have arisen are:

1: Really slow access to messages in large folders (GFS2 issue)

2: Users trashing their inbox then demanding we drop everything to 
restore "all my important mail"

> If not, I'd think mdbox will work fine. You
> can do it incrementally per-user (and you really should try it first
> with only a few users). http://wiki2.dovecot.org/Tools/Dsync explains
> how to do it on the fly.

I thought so too, just wanted to hear opinions on doing it vs other 
approaches. :)