Re: raid-0 with mdadm vs lvm striping

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Billy Crook <billycrook@xxxxxxxxx> writes:

> On Wed, Aug 12, 2009 at 04:14, Henry, Andrew<andrew.henry@xxxxxxxxxx> wrote:
>> That's what my question was:  Will raid0 (striping) be faster or easier to manage than lvm striping
>
> LVM striping won't change performance for small files. (That is files,
> smaller than the extent size.)  To be fair, RAID-0 striping won't
> accelerate file access for files smaller than the stripe size either.
> However, traditionally, raid0 stripe sizes are much much smaller than
> LVM extent sizes.  Both are however adjustable.

That sucks. LVM striping really should have a setting where it stripes
chunks within a PE.

MfG
        Goswin
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