On 2011-10-19, Benny Lofgren wrote:
> Also, I don't think the most common use case for a UPS is a 1:1 relation
> between UPSes and servers. I have several servers hanging off of each of
> mine, and they certainly don't (can't) all communicate with the UPS.
NUT (Network UPS Tools) is good for that
On 10/19/11 1:57 AM, Benny Lofgren wrote:
On 2011-10-19 10.23, Paul de Weerd wrote:
| I think your methodology is fllawed. think of the situations when you
| have power loss, then shutdown is started and then power is back.
| or situations where you starting machine after blackout and then there
On 2011-10-19 13.26, Raimo Niskanen wrote:
> Also, a smart UPS can be told not to apply power to the machine
> until it has reached a sufficient (settable) charge level after
> the power comes back.
>
> If the power comes back and disappears again, which is not too uncommon
> when all starting dev
On Wed, Oct 19, 2011 at 12:12:02PM +0200, Maurice Janssen wrote:
> Op Wo, 19 oktober, 2011 11:41, schreef Paul de Weerd:
> > So .. what is the fundamental difference from a 'real' UPS that can
> > signal the machine itself that power is going down ? You get to do
> > the same steps "in case power
Op Wo, 19 oktober, 2011 11:41, schreef Paul de Weerd:
> So .. what is the fundamental difference from a 'real' UPS that can
> signal the machine itself that power is going down ? You get to do
> the same steps "in case power is restored while we're going down".
>
The difference is that a smart UP
On Wed, Oct 19, 2011 at 11:40:09AM +0300, Gregory Edigarov wrote:
| well, I've just asked which device do you use for this particular
| purpose. Sorry if I seem unclean.
Well .. just any externally powered USB device. The only requirement
is that the device disappears from the USB bus when its ex
On Wed, Oct 19, 2011 at 10:57:23AM +0200, Benny Lofgren wrote:
| On 2011-10-19 10.23, Paul de Weerd wrote:
| > | I think your methodology is fllawed. think of the situations when you
| > | have power loss, then shutdown is started and then power is back.
| > | or situations where you starting machi
On 2011-10-19 10.23, Paul de Weerd wrote:
> | I think your methodology is fllawed. think of the situations when you
> | have power loss, then shutdown is started and then power is back.
> | or situations where you starting machine after blackout and then there
> | is a blackout again...
> | With go
On Wed, 19 Oct 2011 10:23:09 +0200
Paul de Weerd wrote:
> On Wed, Oct 19, 2011 at 09:53:25AM +0300, Gregory Edigarov wrote:
> | On Tue, 18 Oct 2011 21:36:11 +0200
> | Paul de Weerd wrote:
> |
> | > On Tue, Oct 18, 2011 at 06:36:32PM +0200, Benny Lofgren wrote:
> | > | Apart from the suggestions
On Wed, Oct 19, 2011 at 09:53:25AM +0300, Gregory Edigarov wrote:
| On Tue, 18 Oct 2011 21:36:11 +0200
| Paul de Weerd wrote:
|
| > On Tue, Oct 18, 2011 at 06:36:32PM +0200, Benny Lofgren wrote:
| > | Apart from the suggestions elsewhere in the thread, in the good old
| > days | I used to detect
On Tue, 18 Oct 2011 21:36:11 +0200
Paul de Weerd wrote:
> On Tue, Oct 18, 2011 at 06:36:32PM +0200, Benny Lofgren wrote:
> | Apart from the suggestions elsewhere in the thread, in the good old
> days | I used to detect power outages by simply using a 12V power
> adapter and | soldering together a
On Tue, Oct 18, 2011 at 06:36:32PM +0200, Benny Lofgren wrote:
| Apart from the suggestions elsewhere in the thread, in the good old days
| I used to detect power outages by simply using a 12V power adapter and
| soldering together a special cable connecting the +12V to the DCD pin of
| an RS 232 s
On 2011-10-17 17.34, mailing list wrote:
> I have a machine running OBSD 4.4 which as an APC Back-UPS ES 550.
> Anyway to have OpenBSD detect when power is coming from Battery?
> (Plan on sending the system sending me an sms if so)
Apart from the suggestions elsewhere in the thread, in the good ol
On 2011-10-17, Barry Grumbine wrote:
> mailing list sprymed.com> writes:
>
>>
>> Hello Everyone,
>>
>> I have a machine running OBSD 4.4 which as an APC Back-UPS ES 550.
>>
>> Anyway to have OpenBSD detect when power is coming from Battery?
>> (Plan on sending the system sending me an sms if s
* Barry Grumbine [2011-10-17 20:10]:
> There are two ports for this:
> http://openports.se/sysutils/apc-upsd
> http://openports.se/sysutils/upsd
my recommendation for that kind of task is still nut. not
vendor-specific as an added bonus.
--
Henning Brauer, h...@bsws.de, henn...@openbsd.org
BS W
mailing list sprymed.com> writes:
>
> Hello Everyone,
>
> I have a machine running OBSD 4.4 which as an APC Back-UPS ES 550.
>
> Anyway to have OpenBSD detect when power is coming from Battery?
> (Plan on sending the system sending me an sms if so)
>
> I found the following: http://www.apcups
On Mon, Oct 17, 2011 at 9:34 AM, mailing list wrote:
> Hello Everyone,
>
> I have a machine running OBSD 4.4 which as an APC Back-UPS ES 550.
>
> Anyway to have OpenBSD detect when power is coming from Battery?
> (Plan on sending the system sending me an sms if so)
>
> I found the following: http:
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