Request for review of performance advice
niall.oreilly at ucd.ie
Wed Jul 29 09:55:48 UTC 2020
On 9 Jul 2020, at 21:25, Havard Eidnes via bind-users wrote:
> 2e#1) Make sure your UDP socket *receive* buffers are big enough.
> If on BSD, monitor for "dropped due to full socket buffers"
> count in "netstat -s" output, and tune accordingly. Note that
> this may be a symptom of mis-tuning of other parts of BIND,
> causing excessive CPU usage, which may contribute to this
I'm seeing some instances of "dropped due to no socket" on my FreeBSD
systems where my resolvers run.
- whether and how I can address this with tuning, and also
- whether I'm wandering out of scope for this list.
Thanks in anticipation and/or apologies.
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