Re: Linux iSCSI Initiator, OpenSource (fwd) (Re: Gauntlet Set NOW!)

Oliver Xymoron (oxymoron@waste.org)
Mon, 6 Jan 2003 22:20:46 -0600


On Tue, Jan 07, 2003 at 01:39:38PM +1300, Andrew McGregor wrote:
> Hmm. The problem here is that there is a nontrivial probability that a
> packet can pass both ethernet and TCP checksums and still not be right,
> given the gigantic volumes of data that iSCSI is intended to be used with.
> Back up a 100 terabyte array and it's more than 1%, back of the envelope.

What was the underlying error rate and distribution you assumed? I
figure if it were high enough to get to your 1%, you'd have such high
retry rates (and resulting throughput loss) that the operator would
notice his LAN was broken weeks before said transfer completed.

-- 
 "Love the dolphins," she advised him. "Write by W.A.S.T.E.." 
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