Re: gptzfsboot problem on HP P410i Smart Array

From: Rainer Duffner <rainer_at_ultra-secure.de>
Date: Thu, 10 Apr 2014 01:04:39 +0200
Am 10.04.2014 um 00:02 schrieb Matthew Seaman <matthew_at_FreeBSD.org>:

> On 09/04/2014 22:52, Rainer Duffner wrote:
>> And no, as the server is in a remote datacenter, an USB-stick is not an option.
>> 
>> It’s slow enough booting via a virtual USB-image over iLO...
> 
> Uh... it only has to read the kernel+modules from the USB stick one time
> while booting.  Otherwise, there really shouldn't be any IO inside /boot
> unless you login and do stuff in that directory manually.  Your root
> filesystem would be on the normal hard drives.
> 
> Anyhow the question is moot, since you don't have the same problem I did.
> 
>> No, it’s actually just a single RAID6-0 disk created by the P410i…
> 
> If you're going to use the RAID controller to generate a virtual drive,
> do you really need to use ZFS on top of that?   Couldn't you partition
> your virtual drive and put / onto a small UFS partition and then make a
> zpool on the rest?


I don’t want to sacrifice two disks for a RAID1 boot-disk.
Normally, I would actually do that, but in this case, the server is a MySQL-slave to a master that has 12 disks -  and should the master die, this system has to take over its work.
Received on Wed Apr 09 2014 - 21:04:50 UTC

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