RE: iSCSI: Flow Control

[Charles Monia <cmonia@NishanSystems.com>]

> -----Original Message-----
> From: Peter Johansson [mailto:PJohansson@ACM.org]
> Sent: Friday, September 29, 2000 2:57 PM
> To: IP Storage
> Subject: RE: iSCSI: Flow Control
> 
> 
> At 04:39 PM 9/29/00, Black_David@emc.com wrote:
> 
> >The open question to the list is whether there's value in 
> allowing some 
> >amount of immediate data (e.g., for targets that need fast startup on
> >long latency connections, and are prepared to deploy the buffering 
> >required to make it work reliably), or whether we ought to 
> follow FCP-2 
> >and forbid immediate data, which will impose a round trip 
> delay (command 
> >out, R2T back) before data starts to flow.  I think I've 
> seen a couple of 
> >comments in favor of this, but more discussion is in order.
> 

Since this is testing the water for consensus, I'd say yes -- some way to
send "immediate" data on a write command should be in the spec.  I also
agree that the FCP recipe for doing this, as described elsewhere by Charles
Binford, is the right approach. ie. Let's not invent something different.

<remainder of message deleted>

Charles