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Re: Is there a way to make the pi use swap?

On Saturday 15 September 2018 16:16:24 Jeffrey Walton wrote:

> On Fri, Sep 14, 2018 at 8:16 PM, Alan Corey <alan01346@gmail.com> 
> > My /etc/fstab just has
> >  /var/swap2 none swap sw 0 0
> > That's for a swap file which was made by dding 0s into it, then
> > running mkswap.
> >
> > You'd replace /var/swap2 with /dev/sda2
> >
> > Sounds like you're just not loading it from your fstab.  Should load
> > every boot.  Nothing new or tricky there.
> In addition, it also helps to set swappiness to a low value, like 1 or
> 3, on modern kernels. That has the effect of telling the kernel to
> prefer to keep things in memory.
> With swapon and low swappiness I can actually run a C++ compiler with
> multiple jobs and without an OOM kill.
> Jeff

And pray tell, where does one set that swappiness?
Sounds like something that could be handy.

Thanks Jeff.

Cheers, Gene Heskett
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Genes Web page <http://geneslinuxbox.net:6309/gene>

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