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Change BIOS boot order from runlevel 5

 
Alessandro Pilati
Esteemed Contributor

Change BIOS boot order from runlevel 5

Hi to all,
I'm trying to find a way to change the boot order while the OS is up(eg. cdrom-floppy-hd to hd-cdrom-floppy).
I have a RHEL4 Upd 3 on a DL385 server, and I saw that for Mandriva/Mandrake on IA64 there is the "efibootmgr"... does it exist also for RHEL4 on x86_64?

Thank you in advance,
Alessandro
if you don't try, you'll never know if you are able to
3 REPLIES 3
Ivan Ferreira
Honored Contributor

Re: Change BIOS boot order from runlevel 5

The efibootmgr is only for Itanium platforms. What do you want to achieve? Maybe there is another option, like defining different boot entries en grub and use the fallback option.
Por que hacerlo dificil si es posible hacerlo facil? - Why do it the hard way, when you can do it the easy way?
Steven E. Protter
Exalted Contributor

Re: Change BIOS boot order from runlevel 5

Shalom,

Thats a hardware function. If its not built into iLo the answer is no you can not.

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Steven E Protter
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Matti_Kurkela
Honored Contributor

Re: Change BIOS boot order from runlevel 5

If the server has an up-to-date "hpasm" management driver package, there should be a tool named "hpasmcli". It allows you to change some BIOS settings, but not all of them. I don't know if it is capable enough for your needs.
MK