[Samba] idmap_rid/idmap_hash collisions?
Volker.Lendecke at SerNet.DE
Wed Nov 11 08:41:08 MST 2009
On Wed, Nov 11, 2009 at 09:30:03AM -0600, Robert LeBlanc wrote:
> How does this compare with idmap hash? I can't seem to find the doc that I
> found sometime ago regarding it's details. My understanding is that it uses
> 31 bit uid/gid that is generated from a hash of the domain on certain bits
> and a hash of the SID on certain bits. I don't recall how many bit were
> allocated to each. Does it suffer from the same collision problem as rid?
> Our AD will have a couple of hundred thousand objects in the not too near
If I read the code right, it's 12 bits for the domain, this
is a hash of the domain sid prefix. 19 bits from the RID.
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