[Dovecot] minimize mbox mdbox fragmentation

[Timo Sirainen]

On 21.10.2010, at 3.12, Denny Lin wrote:

> On Wed, Oct 20, 2010 at 06:45:17PM +0100, Timo Sirainen wrote:
>> On Wed, 2010-10-20 at 13:32 -0400, Charles Marcus wrote:
>>> On 2010-10-20 12:53 PM, Timo Sirainen wrote:
>>>> Oh, interesting. I didn't know that was possible. And even better: Linux
>>>> has fallocate() that can do it for other filesystems than just XFS. Or
>>>> looks like it's only XFS and ext4 (ext3 doesn't support it).
>>> 
>>> How about reiserfs (3, not 4)?
>> 
>> Doesn't support.
> 
> Is it possible with UFS and ZFS?

Linux doesn't support either and my googling didn't find any FreeBSD or Solaris interface for this feature, so I don't know.