Re: Swap priority in Debian

[Subhadip Ghosh <subhadip.sky@gmail.com>]

On Saturday 25 August 2018 01:17 PM, Dekks Herton wrote:
> Subhadip Ghosh <subhadip.sky@gmail.com> writes:
>
> > Hi,
> >
> > I am a Debian testing user. Recently I am experiencing freezing on my
> > Debian system intermittently and during troubleshooting the same, I
> > found out that the I have a swap partition with priority set to
> > -2. But according to the below manpage:
> >
> > https://manpages.debian.org/stretch/mount/swapon.8.en.html
> >
> > swap priority should be between -1 and 32767. I have a swappiness
> > value of 60 but I don't remember seeing the swap being used at all
> > recently, the used swap is always 0%.
> Whats swapon -s say? do you use zsawp or zram?
Filename                Type        Size    Used    Priority
/dev/sda5                                  partition    8203260 0    -2

I am using zswap.
> > My question is, do you think that the -2 priority is stopping the swap
> > partition from actually being used and because of that, the system is
> > getting frozen when the memory usage is high?
> No, it's -2 on my stretch box with zswap enabled and it swaps as one
> would expect.