Re: squid, DNS and no buffer space

[Michael van Elst <mlelstv%serpens.de@localhost>]

On Thu, Dec 05, 2024 at 11:34:56AM +0000, Stephen Borrill wrote:

> Here's a netstat -mssv at the time when squid is complaining:
> 
> 18043 mbufs in use:
>         3502 mbufs allocated to data
>         14538 mbufs allocated to packet headers
>         3 mbufs allocated to socket names and addresses
> 0 calls to protocol drain routines


>              tcp               inuse         14538          0          0
>                                claims      6036881          0          0
>                                releases    6022343          0          0

Looks fine for a busy system.

Please check the kern.somaxkva value, it is probably at
the 16MB default, if yes this would be the limit that you hit
with about 9MB mbufs and 7MB mbuf clusters allocated.