[Discuss] NAS: lots of bays vs. lots of boxes

[Steven at simplycircus.com (Steven Santos)]

I keep two RAID arrays.  The first is the primary array, or what we work
off of.  The second one is always the newer array.  This serves as the
backup and is updated regularly using dropbox (it gets all the
laptops/desktops, ect).

---
Steven Santos
Director
Simply Circus, Inc.
86 Los Angeles Street
Newton, MA 02458

P: 617-527-0667
F: 617-934-1870
E: Steven at SimplyCircus.com

On Sat, Jul 11, 2015 at 1:48 PM, Bill Bogstad <bogstad at pobox.com> wrote:

> On Fri, Jul 10, 2015 at 5:41 PM, Rich Braun <richb at pioneer.ci.net> wrote:
> > As drive capacities increased, transfer speed also did. (You have
> updated your motherboards to 6G SATA, right?) I posted here not too long
> ago that I'd suffered a triple-disk failure, which forced me to buy into
> the current crop of magnetic media rather than wait & see what the SSD
> market looks like in 2017.
>
> There is a big difference between the bus speed and the actual speed
> that data can be read from/written to a disk.   Hard drive
> manufacturers love to talk about the bus speed; but for something like
> a RAID rebuild, the sustained transfer speed is what matters.   And
> that hasn't been going up that much.   I think even the best
> enterprise hard drives max out at less than 150Mbytes/second and most
> drives are well under 100.   That's one way in which SSDs are better.
> They can actually make use of the faster bus speeds.
>
> Bill Bogstad
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