R: Re: best file system ?

[absolutely_free at libero.it]

Hi Angel,
can you please share your dovecot configuration?
What webmail are you using (if any)?
Thank you



>----Messaggio originale----
>Da: amateo at um.es
>Data: 02/12/2014 8.24
>A: <dovecot at dovecot.org>
>Ogg: Re: best file system ?
>
>El 01/12/14 a las 18:45, Sami Ketola escribió:
>>
>>> On 01 Dec 2014, at 18:24, absolutely_free at libero.it wrote:
>>>
>>> Hi,
>>> I'm going to set up a new storage for our email users (about 10k).
>>> It's a network attached storage (Coraid).
>>> In your opinion, what is the best file system for mail server 
(pop3/imap/webmail) purpose?
>>
>> Depends on what OS you have chosen, or if OS is not the limiter I would go 
with ZFS.
>>
>	Have you any performance comparison with xfs?
>
>	I'm running two imap servers. One with about 9k accounts and 3.5TB of 
>storage, and another with 55k accounts and 2TB of storage with XFS, and 
>I'm thinking about migrating them from XFS to ZFS but I'm concern about 
>IO performance of ZFS. When we developed these two servers, I remember 
>reading some zfs performance problems in comparison with xfs (I have 
>lost the link) and that was the reason to finally use xfs, but now we 
>are having problems with LVM snapshots and we also like some zfs 
>features (like replication) so we are thinking about the change.
>
>
>-- 
>Angel L. Mateo Martínez
>Sección de Telemática
>Área de Tecnologías de la Información
>y las Comunicaciones Aplicadas (ATICA)
>http://www.um.es/atica
>Tfo: 868887590
>Fax: 868888337
>