FreeBSD 13.0-BETA2 and slow IO

[Mark Millard]

Kevin Oberman rkoberman at gmail.com wrote on
Mon Mar 1 07:11:32 UTC 2021 :

> On Sun, Feb 28, 2021 at 12:49 PM Christos Chatzaras <chris at cretaforce.gr>
> wrote:
> 
> > Did someone test if this is fixed in BETA4?
> >
> 
> Just tried to "make extract" on firefox and I am still seeing transfer
> rates around 1.7M when I would expect more like 50M. If I see the same
> thing others are, it runs for a while at >40MB and abruptly drops to
> 1.5-20M for some random time varying from a few seconds to minutes before
> jumping back to >40MB. Is this what others are seeing?

I'll note that someone submitted:

https://lists.freebsd.org/pipermail/freebsd-bugs/2021-March/100124.html

against 13.0-BETA4 for the UFS journaled soft-updates
related performance issue(s). They compared something
to 12.1-RELEASE for illustration.

===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)