Re: Miserable performance F29-beta-Xfce vs F28-Xfce

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On Fri, Oct 5, 2018 at 10:20 PM Robert Moskowitz <rgm@xxxxxxxxxxxxxxx> wrote:
>
>
>
> On 10/5/18 2:54 PM, Peter Robinson wrote:
> >
> > Also the XFCE Spin rebased from 4.12 which was GTK2 based to 4.13 [1]
> > which is GTK3 based because GTK2 is ancient and not really maintained
> > anymore other than the occasional security or bug fix (if it even gets
> > that these days). The xfce 4.13 release is also a development release
> > on the way to the 4.14 stable release so it quite possibly could have
> > issues but overall GTK3 is more reliant on and expects more HW
> > acceleration so I'm not surprised about your experience at all. It's
> > also the reason I don't recommend AllWinner based devices to people
> > that wish to do GUI stuff, their best used for server/headless use
> > cases.
>
> I am looking at the BananaPi M2 Ultra with its quad core, 2GB mem, and
> native sata.  Plus affordable for my budget.  They are going to be for
> servers, so the Mali GPU should not be at issue.

Looks like there's reasonable support for it upstream although a quick
look I don't yet see ATA support, not sure of the status there.

> Other than I have a mess of Cubieboards, which one works better as a
> desktop unit.

Do you mean desktop support for Cubieboards or any device in general?

> >> One difference I note is F28 has a swap partition, F29 does not. Now
> >> during the initial stuff, no swap was used.  Now I see 29KB of swap used
> >> with 86KB memory free.
> > So we use zram for swap in F-29, it preserves the mSD card due to
> > wear, and is much faster, this isn't the problem. Basically up to a
> > max of 50% of the RAM will be allocated to swap using lz4 compression
> > and we generally see a 4-5 times compression ratio.
>
> How can I 'see' my swap partition?  Free shows a 487304B swap with none
> used.  Yet.
>
> Nothing in fstab.  Guess I better read up on zram.

It's created as part of the zram-swap service. The swapon (no options)
will show swap details, the zramctl cmd (no options) will show you
size, utiliation, compression ratios etc.
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