[nsd-users] slave: which master is choosen for XFR?

Klaus Darilion klaus.mailinglists at pernau.at
Sat May 4 21:41:48 UTC 2019

Am 30.04.2019 um 00:04 schrieb Anand Buddhdev:
> On 29/04/2019 22:49, Klaus Darilion wrote:
> Hi Klaus,
>> NSD is a slave with multiple masters. When NSD receives a NOTIFY with a
>> higher serial - which master will it contact for XFR? Always the one
>> which sent the NOTIFY or just any of the masters?
> NSD will try the XFR from the master that sent the NOTIFY.

In our setup we have 2 hidden masters and all Anycast-slaves have 
configured both masters.

If one hidden master is down, I see that some slaves "fall behind" as if 
they were still checking the currently not availble master. That's why I 
asked. Do you know if this is a new feature? Maybe I have to update the 


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