I believe Nicholas will happy to answer this question for you.
Thanks!
Ming
On Sun, 2006-02-26 at 07:54 -0800, Rik Herrin wrote:
> Thanks for your reply Ming. I understand that PyX
> supports erl=2, but is it really important? If you
> use HeaderDigest and BodyDigest (CRC32C) and since
> iSCSI uses TCP, doesn't that take care of most errors?
> I read the following: "However, just about every
> vendor I questioned dismisses iSCSI error recovery
> level 2 as unnecessary, at least for the time being,
> because the protocol is already built on a robust
> networking transport such as TCP, which already
> guarantees data delivery and provides error checking.
> [Sep. 2004]" "Nevertheless, many agree that iSCSI
> error recovery level 2 could be useful in some cases.
> For example, in case of errors, when the target device
> is a tape, level 2 would allow the operation to
> continue without having to restart."
> (http://www.infoworld.com/article/04/09/03/36storinside_1.html
> ) So isn't erl=2 only really useful for things such
> as tapes? Wouldn't the initiator also have to support
> it? How many initiators currently support erl=2? I
> read that PyX used to have an initiator (core-scsi)
> but that it's been discontinued. Thanks for your
> input.
>
>
> --- Ming Zhang <mingz@xxxxxxxxxxx> wrote:
>
> > as far as i know, there is no such comparison yet.
> >
> > feature wise, pyx support erl=2, mc/s. it run faster
> > (not sure how much)
> > on better HW like 10G.
> >
> > ming
> >
> >
> > On Sat, 2006-02-25 at 06:09 -0800, Rik Herrin wrote:
> > > Hi,
> > > I was wondering if anyone had made a comparison
> > > between the IET target in comparison with
> > WinTarget
> > > and PyX? I was thinking in terms of features,
> > > performance, RFC compatibility, etc. Thanks for
> > your help.
> > >
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