Re: Waiting for bufdaemon

On Wed, Jan 20, 2021 at 01:56:57PM +0100, Rainer Hurling wrote:
> Am 20.01.21 um 13:34 schrieb Konstantin Belousov:
> > On Wed, Jan 20, 2021 at 01:17:51PM +0100, Rainer Hurling wrote:
> >> Am 20.01.21 um 11:18 schrieb Konstantin Belousov:
> >>> On Wed, Jan 20, 2021 at 11:02:21AM +0100, Jakob Alvermark wrote:
> >>>> This patch hides the problem for me. The system seems to work better now.
> >>>>
> >>>> No waiting on reboot, and the webcam works better.
> >>> I am curious what do you mean by the above reference to webcam.
> >>> Can you explain it with more details, even if only the impressions?
> >>
> >> I should mention, that beside the already discussed timing problem with
> >> bufdaemon, I also have problems with several apps:
> >>
> >>
> >> After a high system load, several programs only react very slowly (e.g.
> >> Firefox). Several dockable apps from WindowMaker, but also e.g. conky do
> >> not update their windows anymore, they freeze. After some time, Firefox
> >> updates its screen content only after switching back from another window ...
> >>
> >> When such frozen programs are killed and restarted, they run normally
> >> again for an indefinite time before they freeze again.
> >>
> >> These symptoms completely disappeared, after I patched the Ryzen box as
> >> suggested on 01/17:
> > 
> > Do you load latest microcode update from devcpu-data?
> 
> Yes, sysutils/devcpu-data is installed and the following to lines are in
> /boot/loader.conf
> 
> cpu_microcode_load="YES"
> cpu_microcode_name="/boot/firmware/intel-ucode.bin"
> 
> But isn't this just for Intel (i387 and amd64), not AMD cpus?
You need microcode_update_enable="YES" in /etc/rc.conf for late microcode
update.

I think that early boot update should work on AMD, bit for this you need to
select and put right blob.  It is enough to load late to answer my question.

> 
> > It might be not enough, which means that additionally latest BIOS needs
> > to be flushed.
> > 
> 
> I am running latest Firmware F31 on a "Gigabyte\ Aorus\ X570\ Elite"
> mainboard.