Re: md RAID with enterprise-class SATA or SAS drives

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Daniel Pocock <daniel@xxxxxxxxxxxxx> wrote:

> ignoring the better MTBF and seek times of these drives, do any of the
> other features passively contribute to a better RAID experience when
> using md?

An important one for large arrays is the ability to handle the level of chassis vibration/resonance from adjacent drives, which has a marked effect on seek times (this feature is called RAFF in Western Digital RAID Edition drives), and is not available in desktop drives.

Regards,

Richard
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