[OpenAFS] Limit of clones

Steve Simmons scs@umich.edu
Mon, 2 Nov 2009 17:14:17 -0500


On Oct 31, 2009, at 3:42 PM, Derrick Brashear wrote:

> On Sat, Oct 31, 2009 at 11:08 AM, Anders Magnusson <ragge@ltu.se>  
> wrote:
>> The manpage for vos clone says there are a maximum of 7 clones  
>> using the
>> namei fileserver.
>> What is the reason for this limitation?
>
> The implementation uses only 3 bits (1 + 2 + 4 = 7)
>
> Given that in a classic fileserver, RW, RO, BK, temporary clone = 4,
> this wasn't really a problem.

We've experimentally verified that you can manually create another  
three clones and all AFS operations continue to work fine.

Steve