Re: socketpair buffer limits?

[pin <voidpin%protonmail.com@localhost>]

On Friday, February 21st, 2025 at 10:57 PM, Greg Troxel <gdt%lexort.com@localhost> wrote:

> pin voidpin%protonmail.com@localhost writes:
[...]
> 
> > ~> sysctl hw.machine_arch hw.ncpu hw.usermem64 kern.sbmax kern.somaxkva kern.argmax
> > hw.machine_arch = x86_64
> > hw.ncpu = 4
> > hw.usermem64 = 9805316096
> > kern.sbmax = 262144
> > kern.somaxkva = 16777216
> > kern.argmax = 262144
> > 
> > It's 2025 ... these are too small. What can we do about it? They causes trouble.
> > 
> > Bump to:
> > kern.sbmax = 64Mb
> > kern.somaxkva = 64Mb
> > kern.argmax = 1Mb
> 
> 
> It's not really about what year it is. It's about what the system RAM
> size is.

Ok but, what I wanted to say with that was what you wrote below.
 
> (I fully agree that on a large-memory machine the limits should be
> higher.)

On amd64, the limits are unnecessarily small.
I have 10Gb of RAM (it's not maxed out) and my laptop is from 2014.

Would it be possible to make these limits arch dependent?
/Pedro