Re: [PATCH] Prevent OOM from killing init

Szabolcs Szakacsits
2001-03-23T22:29:37Z

On Fri, 23 Mar 2001, Alan Cox wrote:
> > > and rely on it. You might find you need a few Gbytes of swap just to
> > > boot
> > Seems a bit exaggeration ;) Here are numbers,
> NetBSD is if I remember rightly still using a.out library styles.

No, it uses ELF today, moreover the numbers were from Solaris. NetBSD
also switched from non-overcommit to overcommit-only [AFAIK] mode with
"random" process killing with its new UVM.

> > 6-50% more VM and the performance hit also isn't so bad as it's thought
> > (Eduardo Horvath sent a non-overcommit patch for Linux about one year
> > ago).
> The Linux performance hit would be so close to zero you shouldnt be able to
> measure it - or it was in 1.2 anyway

Yep, something like this :)

Szaka