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April 2015

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Mailing list for Scientific Linux users worldwide <[log in to unmask]>
Date:
Tue, 14 Apr 2015 11:11:08 -0700
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Konstantin Olchanski <[log in to unmask]>
Subject:
Re: need SSD RAID controller advice
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Konstantin Olchanski <[log in to unmask]>
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To: [log in to unmask] cc: ToddAndMargo <[log in to unmask]>
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On Tue, Apr 14, 2015 at 12:55:14PM +0200, David Sommerseth wrote:
> 
> What I've not seen discussed here is the purpose of using RAID1.  I
> guess it is related to avoid data loss in case one drive dies.  The
> other thing I'm guessing is that SSD is wanted due to the performance.
> 

Correcto. SSD, HDD, punch cards, you still need protection against single device failure.

These days, "hardware is free", compared to cost of down time, cost of manual crash recovery, etc.

-- 
Konstantin Olchanski
Data Acquisition Systems: The Bytes Must Flow!
Email: olchansk-at-triumf-dot-ca
Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

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