Samba 4rc3 join to existing domain errors // Kerberos related ?

Andrew Bartlett abartlet at
Thu Oct 25 20:35:02 MDT 2012

On Thu, 2012-10-25 at 21:06 -0500, Joe Comeaux wrote:
> > From: "Matthieu Patou" Wednesday, October 24, 2012 11:45:34 PM
> > What worries me much with your provision is the
> > tdb_mmap failed for size -39583744 (Cannot allocate memory)
> > You should run a samba-tool dbcheck on it and tell us what's going
> > on.
> When upgrading from beta5 to beta8, I remember doing a dbcheck --fix on the database which seemed to resolve a bunch of the corrupted objects. The tdb_mmap errors have existed for months, but never seemed to have an impact, so I ignored them.
> The corrupted objects were all basically just missing GUID components, --fix did the trick to remedy all of those erros (44 since the last time it was run).
> I ran dbcheck three times in total. Once by itself, it reported 44 problems, once with --fix which fixed the 44 problems, and one after that which reported no problems (although it did spit up the nasty tdb_mmap error).

I still don't like the tdb_mmap error.  Before doing anything more, find
out why that's happening.

Andrew Bartlett

Andrew Bartlett                      
Authentication Developer, Samba Team 

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