alternate (RAID1) install

Liam Proven lproven at gmail.com
Tue Feb 28 14:26:02 UTC 2012


On 28 February 2012 01:41, Rashkae <ubuntu at tigershaunt.com> wrote:
> On 02/27/2012 07:47 PM, Liam Proven wrote:
>>
>> Note that you can't, AFAIK, mirror swap partitions, but you wouldn't
>> want to. Just make 2 × half-size swap partitions: so if you want 4GB
>> swap, make 2 × 2GB partitions. The kernel will use two, no problem.
>
> I'll have to respectfully disagree.
>
> 1. You can, in fact, mirror swap partitions, (or any other form of raid.)
>  Just use the md device as your swap.
>
> 2.  The purpose of raid is not backup, it's reliability.  You want the
> computer to keep running and automagically recover from hard drive failures.
>  If you're swap is not on a raid and a hard drive hiccups, the OS will
> crash.

Hmmm. All right, I see what you mean. It would damage performance,
though, I think.

-- 
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