[CentOS] Power-outage

[Steven Crothers]

You should invest in a Spider KVM or similar, they hang off the back and
don't use any rack space. They can also be POE, so they wont use a plug.
That'll provide you out of band management and remote reboots and what not.

On Fri, Jul 1, 2011 at 7:05 AM, Timothy Murphy <gayleard at eircom.net> wrote:

> I have a CentOS-5.6 remote server in a house in Italy,
> where there are occasional thunder-storms.
>
> There was one yesterday, when the electricity
> went off 3 times, for a second or so on each occasion.
>
> My server, an HP MicroServer,
> came back (re-booted) on 2 of the 3 occasions,
> but not on the third.
>
> I assume that the problem arises because the machine
> does not close down properly.
> (Although it is also possible that a voltage surge
> might have been responsible -
> I have no surge protector on this supply.)
>
> It seems to me that it should be possible
> to have a simple, torch-battery operated, system
> which will keep the machine alive long enough
> to make a graceful exit.
> A full-blown UPS would be excessive, I think,
> as I only want the machine to re-boot
> when the current comes back on.
>
> I know there is a Remote Management (iLO) card
> for this machine, which might be useful for this.
> Unfortunately, I've already used the PCIe slot
> for a second ethernet card.
>
> Any advice or suggestions gratefully received.
>
> --
> Timothy Murphy
> e-mail: gayleard /at/ eircom.net
> tel: +353-86-2336090, +353-1-2842366
> s-mail: School of Mathematics, Trinity College, Dublin 2, Ireland
>
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>



-- 
Steven Crothers
steven.crothers at gmail.com
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