From: Jesse Keating <jkeating@pogolinux.com>
To: linux-lvm@sistina.com
Subject: Re: [linux-lvm] Max storage size per system
Date: Sun Mar 9 20:09:01 2003 [thread overview]
Message-ID: <200303091813.36010.jkeating@pogolinux.com> (raw)
In-Reply-To: <20030307142049.GB21686@hcsd.de>
On Friday 07 March 2003 06:20, Stephan Austermuehle uttered:
> Well, iSCSI was developed and pushed by some networking guys with
> Ethernet in mind to get into the storage market without developing know
> how for a really efficient data link. So iSCSI has to handle lots of
> overhead: SCSI commands are encapsulated in IP, IP is encapuslated in
> Ethernet. This leads to bad performance (latency, throughput) compared
> to a Fibre Channel connection with the same link speed. Maybe the
> performance impact will become negligible with 10G or 100G Ethernet but
> at the moment we don't have these technologies available.
This speaks nothing of HyperSCSI which is indepenant of TCP/IP and all of it's
ugly overhead. Hyperscsi runs in raw ethernet, no TCP/IP even need be on the
wire. Data writing w/ HyperSCSI is far faster than with NFS or iSCSI.
--
Jesse Keating RHCE MCSE
Pogo Linux -- Support Tech
tel: 888.828.7646
next prev parent reply other threads:[~2003-03-09 20:09 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-04 8:11 [linux-lvm] Max storage size per system Stephan Austermuehle
2003-03-04 8:30 ` Jon Bendtsen
2003-03-05 7:52 ` Stephan Austermuehle
2003-03-05 9:06 ` Anders Widman
2003-03-05 11:12 ` Jesse Keating
2003-03-06 8:19 ` Stephan Austermuehle
2003-03-06 19:35 ` Petro
2003-03-09 16:59 ` Stephan Austermuehle
2003-03-09 20:09 ` Jesse Keating [this message]
2003-03-06 8:19 ` Stephan Austermuehle
2003-03-06 10:23 ` jon+lvm
2003-03-07 8:01 ` Stephan Austermuehle
2003-03-07 9:37 ` Jon Bendtsen
2003-03-09 16:59 ` Stephan Austermuehle
2003-03-10 3:48 ` Jon Bendtsen
2003-03-05 11:40 ` Wiktor Wodecki
2003-05-05 14:39 ` [linux-lvm] can i extend a volumen bigger 256 gigas ?thx fnt
2003-05-05 15:20 ` Erik Nugent
2003-05-05 15:40 ` Daniel Barbar
2003-05-05 15:45 ` [linux-lvm] can i extend a volumen bigger 256 gigas ?thx-thanks for ur time fnt
2003-05-05 15:48 ` [linux-lvm] can i extend a volumen bigger 256 gigas ?thx fnt
2003-05-05 15:57 ` Jose Luis Domingo Lopez
2003-03-06 4:21 ` [linux-lvm] Max storage size per system jon+lvm
2003-03-04 11:45 ` Heinz J . Mauelshagen
-- strict thread matches above, loose matches on Subject: below --
2003-03-05 11:40 Sharad Tiwari
2003-03-05 11:45 re[2]: " Greg Freemyer
2003-03-06 8:19 ` Stephan Austermuehle
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