[Dovecot] Migration from v1 to v2 with hashed directory structure
paveldimow at gmail.com
Fri Mar 1 11:38:04 EET 2013
Thank you Ed, I was referring also to other people experiences
Do's and Don'ts, and specially directory hashing strategies others are
On Fri, Mar 1, 2013 at 12:38 AM, Ed W <lists at wildgooses.com> wrote:
> On 28/02/2013 13:59, Pavel Dimow wrote:
>> I want to upgrade to version 2 but I would like to solve a long
>> standing problem with 'flat' directory structure ie
>> we have /var/spool/vmail/mydomain.com/user at mydomain.com and I want a
>> new server with version 2 to have
>> hashed directory structure like /var/spool/vmail/mydomain.com/u/s/user
>> I was wondering it f there is some better solution then dir hashing or
>> a way to hash a dir other then first two letters.
>> Also any suggestion how to perform this migration from old to new
>> server with hashing on the fly?
> My thought would be that unless you have millions of users, such a rename
> process will take only seconds to minutes? Why not just take the server
> down for a couple of minutes to do the rename process?
> If you wanted to be really clever, you could do it live using symlinks to
> move the dirs, then update the dovecot config?
> Ed W
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