Ram put forth on 8/16/2010 8:19 AM:

> But Enterprise quality SSD's are so expensive. I can get an additional
> server and still save money. 

I call BS:

http://www.newegg.com/Product/Product.aspx?Item=N82E16820167023

$214 USD is _not_ expensive at all, and only a fraction of the cost of a
server.  Putting your queue on a decent filesystem such as XFS on this device
will yield you over 8,000 random read/write IO/s (using the delayed logging
mount option in 2.6.35 would effectively get you over 15k IO/s, but that
feature isn't production quality yet).

For comparison, a single 10k/15k SSA drive will get you about 300-400 random
IO/s.  And to add insult to injury, such an SAS drive from any of SUN, Dell,
HP, or IBM will run you well north of $700 and in the case of EMC that single
drive will cost you $2000.  That's no joke.  EMC _IS_ a joke.

This is an 80GB SSD which should be far more than plenty of space for queue
files.  8,000 files per second into and out of your queue for ~$200 USD is
ridiculously fast and ridiculously cheap.  I don't see how you can say no to
this solution.  For ~$200 USD it is at bare minimum worth buying one and
testing it yourself.

Whether you consider it "enterprise" quality or not, it's Intel, and it ain't
gonna fail.  If I was running an MX farm that needed maximum performance, I'd
already have one of these in each server, many months ago. ;)

-- 
Stan

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