[Pdns-users] Performance drop after upgrade from auth 3.4.11 to 4.0.4

[bert hubert]

On Tue, Sep 19, 2017 at 08:46:18PM +0200, Klaus Darilion wrote:
> Hi!
> 
> Setup: PowerDNS with gqgsql backend, several 100.000 zones (type=NATIVE)
> on a 4 CPU VM with 8GB Ram

Klaus,

Can you redo your measurements against 4.1rc1? We fixed a lot in there.
Would be interesting to know if 4.1 is already better.

Thanks!

> Any ideas where there is a drop in q/s when doing A queries? Where can I
> debug to find the issue? Any changed default settings in 4.0.4? I know
> Master should be faster then 4.0.4, but I would like to use a stable
> version.

It is unlikely we will work on fixing the 4.0 performance if 4.1 fixes it
already.

	Bert