[Samba] Random winbind cannot check secret errors

[Mark Adams]

Anyone with views on this? How do you monitor that your file servers can
connect to your domain controllers?

On Thu, Oct 14, 2010 at 12:43:24PM +0100, Mark Adams wrote:
> Hi All,
> 
> Debian Lenny, Samba 3.4.8
> 
> Every 5 minutes I have a script running checking that it can still talk
> to the AD domain controllers (2008 R2) using the command wbinfo -t. This
> was running without error for many months, until recently it will
> randomly not be able to communicate with the DC and will provide the
> error 
> 
> "error: code was NT_STATUS_UNSUCCESSFUL (0xc0000001) 
> Could not check secret"                                                                                                                                     
> 
> This doesn't appear to affect connectivity (or if it does it hasn't been
> caught) and it is always working correctly again by the time the next
> check runs (5 minutes). The windows logs dont show anything.
> 
> Any ideas? Is the check too aggressive? Does anyone else monitor
> winbindd in another way to see if it has lost trust with its DC?
> 
> Regards,
> Mark
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