[Samba] winbind causing huge timeouts/delays since 4.8

[Ralph Böhme]

> Am 23.02.2019 um 22:23 schrieb Rowland Penny via samba <samba at lists.samba.org>:
>>>>> He also has these:
>>>>> 
>>>>> idmap config * : rangesize = 1000000
>>>>> idmap config * : range = 1000000-19999999
>>>>> idmap config * : backend = autorid
>>>>> 
>>>>> The '*' domain is meant for the Well Known SIDs and anything
>>>>> outside the Samba domain. I would have expected something like
>>>>> this:
>>>>> 
>>>>> idmap config * : backend = tdb
>>>>> idmap config * : range = 3000-7999
>>>>> idmap config OPS : backend = rid
>>>>> idmap config OPS : range = 10000-999999
>>>> 
>>>> That should also be fixed.
>>>> 
>>>> 
>> We use this as we have a multi-domain setup on windows side and this
>> is a suggested setup from wiki.samba.org:
>> https://wiki.samba.org/index.php/Idmap_config_autorid
> 
> Cannot argue with that fact, it is there, but it also says it is meant
> to be used with the 'DOMAIN' domain not the '*' domain, looks like I
> will have to make that more prominent.

idmap_autorid can be used as default domain, Alexander's idmap config is perfectly fine.

-slow