any good UPS for a Fedora server
Konstantin Svist
fry.kun at gmail.com
Thu Nov 15 02:45:09 UTC 2007
Bruno Wolff III wrote:
> On Wed, Nov 14, 2007 at 16:20:56 -0800,
> Konstantin Svist <fry.kun at gmail.com> wrote:
>
>> Also tried to tackle the problem with power not coming back on its own.
>> The problem appears when the computers shut off but a little bit of
>> power remains in the UPS batteries. The computers have a BIOS setting to
>> boot as soon as power is connected - but if the UPS is not drained, the
>> power is never really cut, so the result is that they don't boot if the
>> power comes back.
>>
>
> nut handles this for most UPS'. There are some models that don't support
> the proper command, but you can check for those before buying one.
> It does this by having the UPS cut power to the load even though there
> is still battery power. The command is issued with a time delay that is
> supposed to give enough time for shutdown to complete after the command
> is issued.
>
>
Oooh, sounds like a very good feature! How do I check if a UPS has it?
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