Re: SAN vs Internal Disks

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От Michael Stone
Тема Re: SAN vs Internal Disks
Дата
Msg-id 20070911210857.GQ1795@mathom.us
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Ответ на Re: SAN vs Internal Disks  (Decibel! <decibel@decibel.org>)
Ответы Re: SAN vs Internal Disks
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On Tue, Sep 11, 2007 at 03:55:51PM -0500, Decibel! wrote:
>Also, to reply to someone else's email... there is one big reason to use
>a SAN over direct storage: you can do HA that results in 0 data loss.
>Good SANs are engineered to be highly redundant, with multiple
>controllers, PSUs, etc, so that the odds of losing the SAN itself are
>very, very low. The same isn't true with DAS.

You can get DAS arrays with multiple controllers, PSUs, etc.  DAS !=
single disk.

Mike Stone


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