Re: Significant Throughput Drop in BIND 9.20.8 for Batch DNS Updates – Seeking Community Insights and Solutions

[Petr Špaček]

On 6/5/25 06:50, Sahil Sharma D via bind-users wrote:
> *_Use case :_*//
> 
> Trying to load 120M identifier of length 15 digit which will load in 
> zone using nsupdate in a batch of 1000.
> 
> A file created having 120M identifier and sent to nsupdate in a batch of 
> 1000 to add identifier in bind.
> 
> _Before Upgrade_ time taken to load data *_02 hr 02min 02 second _*
> 
> _After Upgrade_time taken to load data *_05 hr 5 min 27 second _*

That's very interesting. I'm not aware of performance regression like this.

Please provide test case so we can try to reproduce and investigate 
locally, preferably in form of an issue using template here:

https://gitlab.isc.org/isc-projects/bind9/-/issues/new?description_template=Bug

Thank you!

-- 
Petr Špaček
Internet Systems Consortium