Re: socketpair buffer limits?

[Thomas Klausner <wiz%gatalith.at@localhost>]

On Fri, Feb 21, 2025 at 04:53:54PM -0000, Michael van Elst wrote:
> gdt%lexort.com@localhost (Greg Troxel) writes:
> 
> >FWIW, on two of my systems N9 and N10, SNDBUF fails.
> 
> The default kern.sbmax is 256kB. People that have "tuned" their TCP
> usually bumped that value, without you cannot use 1MB buffers.

That is indeed the case on my machine following this old suggestion
https://mail-index.netbsd.org/current-users/2017/09/21/msg032369.html
by David Young.

> The default kern.somaxkva is 16MB. That might be not enough if you
> start using 1MB buffers.

Thanks!
 Thomas