Messages in this thread | | | Date | Tue, 05 Feb 2008 22:01:47 +0300 | From | Vladislav Bolkhovitin <> | Subject | Re: Integration of SCST in the mainstream Linux kernel |
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Jeff Garzik wrote: > Alan Cox wrote: > >>>better. So for example, I personally suspect that ATA-over-ethernet is way >>>better than some crazy SCSI-over-TCP crap, but I'm biased for simple and >>>low-level, and against those crazy SCSI people to begin with. >> >>Current ATAoE isn't. It can't support NCQ. A variant that did NCQ and IP >>would probably trash iSCSI for latency if nothing else. > > > AoE is truly a thing of beauty. It has a two/three page RFC (say no more!). > > But quite so... AoE is limited to MTU size, which really hurts. Can't > really do tagged queueing, etc. > > > iSCSI is way, way too complicated.
I fully agree. From one side, all that complexity is unavoidable for case of multiple connections per session, but for the regular case of one connection per session it must be a lot simpler.
And now think about iSER, which brings iSCSI on the whole new complexity level ;)
> It's an Internet protocol designed > by storage designers, what do you expect? > > For years I have been hoping that someone will invent a simple protocol > (w/ strong auth) that can transit ATA and SCSI commands and responses. > Heck, it would be almost trivial if the kernel had a TLS/SSL implementation. > > Jeff
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