On Wed, 20 Aug 2008, Al Hopper wrote:

> How about for serving up CDROM and DVD images (genunix.org).  Even two
> 32Gb drives in a ZFS mirrored config would give you 20K+ read OPs/Sec
> - as compared to a 10k RPM SCSI drive that starts to fall-over at 400
> read IOPS.  This type is workload is way over 90% read only - a
> perfect match for an SSD and this type of workload.

The logical approach for hot sites like genunix.org is to make sure 
that the servers are fitted with enough RAM that the disks are 
virtually idle.  I don't know how many servers are at genunix.org, but 
if it is just one, then it should definitely have enough RAM to store 
all the hot data.  For example, the BeleniX 0.7.1 ISOs should 
definitely be in RAM.

Perhaps the Genunix Stats page should be updated to list the hardware 
and software configuration used to serve up all those bytes.

Bob
======================================
Bob Friesenhahn
[EMAIL PROTECTED], http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/

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