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Re: [Debconf-discuss] RAID1 on a laptop / bcache

On Mon, Sep 29, 2014 at 5:05 PM, martin f krafft wrote:

> I've had a discussion with one of you at DC14, and since I don't
> remember who that was, here it is for everyone! ;)

Might have been me, that rings a bell.

> We were talking about the idea of using a SDCard in a RAID1
> configuration with a rotational disk, mainly for speed.

My main motivation was protecting against HD/SSD death.

> idea was to put all the readily read stuff on a RAID1 with the
> rotational disk flagged --write-mostly, so that all reads come from
> the (fast) SDCard.

SD cards usually aren't that fast :)

> Meanwhile, I have discovered a better approach:
>   https://www.kernel.org/doc/Documentation/bcache.txt
> which looks really cool for this sort of job.
> Now just someone has to package bcache-tools ;)

Another one from IRC:




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