It's the hypervisor, most likely. I've got one too. I have to unplug the front power switch, as it keeps power cycling randomly otherwize. mark.
On 28 May 2015 at 13:00, <[email protected]> wrote: > Send ubuntu-server mailing list submissions to > [email protected] > > To subscribe or unsubscribe via the World Wide Web, visit > https://lists.ubuntu.com/mailman/listinfo/ubuntu-server > or, via email, send a message with subject or body 'help' to > [email protected] > > You can reach the person managing the list at > [email protected] > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of ubuntu-server digest..." > > > Today's Topics: > > 1. IBM Server/EFI Boot: What could have happened? > (Jorge Andres Brugger) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Wed, 27 May 2015 09:36:54 -0300 > From: Jorge Andres Brugger <[email protected]> > To: [email protected] > Subject: IBM Server/EFI Boot: What could have happened? > Message-ID: <[email protected]> > Content-Type: text/plain; charset=ISO-8859-1; format=flowed > > I have an IBM System x server with Ubuntu Server 14.04, standard > settings (UEFI BIOS defaults, LSI RAID controller, two mirrored disks). > LSI config said RAID is "optimal". > Yesterday I rebooted it and refuses to boot because "missing operating > system". After fighting for a while with the problem I managed to > explicitly configure the boot using /ubuntu/grubx64.efi and the server > is alive again. > This was not configured this way before. In the past I?ve rebooted the > server many times without any issue. > What could have happened? How I can do to return to the previous > setting? (i.e. "standard" and non forced EFI boot config) > Thank you very much! > -- > Jorge Andr?s Brugger > Departamento de Inform?tica > DASU - Obra Social del Personal de la Universidad Nacional de la Patagonia > Comodoro Rivadavia, Chubut, Argentina > Tel?fono (0297) 446-4444 int. 103 > Correo electr?nico: [email protected] > Website: www.dasu.com.ar > > "Quien hace, puede equivocarse. Quien nada hace, ya est? equivocado." > (Daniel Kon) > > > > > ------------------------------ > > -- > ubuntu-server mailing list > [email protected] > https://lists.ubuntu.com/mailman/listinfo/ubuntu-server > More info: https://wiki.ubuntu.com/ServerTeam > > End of ubuntu-server Digest, Vol 113, Issue 6 > ********************************************* >
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