[Samba] recommended filesystems with NT/Posix ACL's ?

Cybionet cybionet at videotron.ca
Fri Mar 9 01:38:39 GMT 2007

Greeting IP Guy,

  You can choose EXT, ReiserFS, XFS or JFS. All this filesystem have 
advantages or cons. But a point interesting, it's the number of entries 
you can use with the ACL(EA).

- EXT2/3  have a maximum of 32 entries with only 28 usable.
- ReiserFS3/4 and JFS have a maximum of 8191 entries with 8187 usable.
- XFS have a maximum of 25 entries with only 21 usable.

  This mean that with XFS you have the 4 regular entries (owner, group, 
other and the mask) plus a possibility to add 21 users or groups for the 
permission. I have use EXT3 with the ACL(EA) and I have no problem at 
all. If in your business you use MSOffice, add five more entries in your 


> On Thu, Mar 08, 2007 at 12:16:10PM +0100, mourik jan heupink wrote:
>>>> i'm about to upgrade from samba 2.x to a samba 3.x domain member 
>>>> server and
>>>> wanted to fact ACL support into the equation.
>>>> what is the recommended ACL file system for samba ?
>> I use xfs everywhere, I've recently tried reiserfs, but am less happy 
>> with it. In future I'll stick with xfs again.
>> It supports ACL (like most others do as well) and additionally it has a 
>> very good quota system: it doesn't need quotacheck. (which can take 
>> quite a while)
> Yes I agree. I really like XFS (but I'm an old SGI'er :-).

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