[Gllug] Raw Partitions

Steve Nelson sanelson at gmail.com
Wed Nov 16 12:24:29 UTC 2005


On 11/16/05, Ben Fitzgerald <ben_m_f at yahoo.co.uk> wrote:

> I would say that if you are going to create a file on top of your
> filesystem then any testing you do will, if for benchmarking purposes,
> be invalid. You will be writing to the FS which has block I/O rather
> than a genuine raw device with character I/O.
>
> If benchmarking doesn't concern you there may be a kernel module to
> emulate this, but I don't know what it is.

Yeah, its more just to get used to using the sg_utils, and do some
straces.  Once I'm confident with the tools I'll install them on the
dodgy box and do some real diagnostics.

> Ben.

S.
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