[Nut-upsuser] Enhanced driver troubleshooting

[gene heskett]

On 4/24/23 14:05, Jim Klimov wrote:
> "I'd thought you'd never ask" (C)
> 
Well, since the Kohler starts in about 5 seconds, this is just keeping 
me out of the bars. :o)>

> Can you give this walkthrough a shot?
> https://github.com/networkupstools/nut/wiki/Building-NUT-for-in%E2%80%90place-upgrades-or-non%E2%80%90disruptive-tests
> 
In progress Jim. Back later with results.
> Jim
> 
> On Mon, Apr 24, 2023 at 8:00 PM gene heskett <gheskett at shentel.net> wrote:
> 
>> On 4/24/23 13:12, Greg Troxel wrote:
>>> gene heskett <gheskett at shentel.net> writes:
>>>
>>>> Jim, would an upgrade to the install on my rpi4b running a medium
>>>> sized 80+ yo lathe give me better control over a:
>>>> device.mfr: CPS
>>>> device.model: CP625HGa
>>>> device.type: ups
>>>> driver.name: usbhid-ups
>>>> driver.parameter.offdelay: 120
>>>> where that offdelay seems hard coded. The 625WA rating could run that
>>>> pi for t least an hour, but it chops it off in 2 minutes.
>>>> currently running 2.7.4 on raspios buster.
>>>
>>> I think nut only works with lathes made after 1969 :-)
>>>
>>> But seriously, a lot has been fixed/added since 2.7.4.
>>
>> nut-2.7.4 on the pi looks like it must have been from a gzip, so its not
>> precious.
>>
>> So how about the rest of a git clone commandline for the latest? My pi
>> can build it and keep it up to date then as it has a complete build
>> system on it, builds its own pre-emt-realtime kernels AND linuxcnc.
>>>
>>> As I understand it, offdelay is about the time delta from telling the
>>> ups to shut down until it kills power, so the OS can sync disks.  I have
>>> a 90s UPS with a 10s delay and nut does not try to shut down until I get
>>> a lowbattery indication, so I get 30 minutes of runtime with graceful
>>> stop, vs maybe 40-something without nut to empty/hard-off.
>>>
>>> Is your UPS shutting down without nut telling it to?
>>> .
>>
>> Cheers, Gene Heskett.
>> --
>> "There are four boxes to be used in defense of liberty:
>>    soap, ballot, jury, and ammo. Please use in that order."
>> -Ed Howdershelt (Author, 1940)
>> If we desire respect for the law, we must first make the law respectable.
>>    - Louis D. Brandeis
>> Genes Web page <http://geneslinuxbox.net:6309/>
>>
>>
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>>
> 

Cheers, Gene Heskett.
-- 
"There are four boxes to be used in defense of liberty:
  soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author, 1940)
If we desire respect for the law, we must first make the law respectable.
  - Louis D. Brandeis
Genes Web page <http://geneslinuxbox.net:6309/>