Re: Waiting for bufdaemon

Am 20.01.21 um 15:42 schrieb Mark Johnston:
> On Wed, Jan 20, 2021 at 03:12:27PM +0200, Konstantin Belousov wrote:
>> 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.
> 
> The early microcode loader still doesn't support AMD.  I did not do it
> for lack of a test system at the time.
> 

Thanks for the info. So for now, I can remove
microcode_update_enable="YES" in /boot/loader.conf ...

Is there anything, I can test for you (without having skills in the area
;) )?