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Date: Mon, 15 Jul 2002 11:20:45 +0200 (CEST)
From: Joerg Schilling <schilling@fokus.gmd.de>
Message-Id: <200207150920.g6F9Kj7v019998@burner.fokus.gmd.de>
To: riel@conectiva.com.br, venom@sns.it
Cc: Richard.Zidlicky@stud.informatik.uni-erlangen.de, andersen@codepoet.org,
       linux-kernel@vger.kernel.org, schilling@fokus.gmd.de
Subject: Re: IDE/ATAPI in 2.5
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>From venom@sns.it Mon Jul 15 11:11:59 2002
>On Sun, 14 Jul 2002, Rik van Riel wrote:

>> > BTW: did you ever look at Solaris / HP-UX, ... and the way they
>> > name disks?
>> >
>> > someting like: /dev/{r}dsk/c0t0d0s0
>> > This is SCSI bus, target, lun and slice.
>>
>> I wonder what they'll change it to in order to support
>> network attached storage.
>>
>Actually notthing:

>dbtecnocasa:{root}:/>format
>Searching for disks...done

>c2t1d0: configured with capacity of 6.56MB
>c2t1d30: configured with capacity of 34.04GB
>c2t1d31: configured with capacity of 34.04GB
>c2t1d81: configured with capacity of 34.04GB


>AVAILABLE DISK SELECTIONS:
>       0. c0t0d0 <SUN18G cyl 7506 alt 2 hd 19 sec 248>
>          /pci@1f,4000/scsi@3/sd@0,0
>       1. c2t1d0 <EMC-SYMMETRIX-5567 cyl 14 alt 2 hd 15 sec 64>
>          /pci@4,2000/scsi@1/sd@1,0
>       2. c2t1d30 <EMC-SYMMETRIX-5567 cyl 37178 alt 2 hd 30 sec 64>
>          /pci@4,2000/scsi@1/sd@1,1e
>       3. c2t1d31 <EMC-SYMMETRIX-5567 cyl 37178 alt 2 hd 30 sec 64>
>          /pci@4,2000/scsi@1/sd@1,1f
>       4. c2t1d81 <EMC-SYMMETRIX-5567 cyl 37178 alt 2 hd 30 sec 64>
>          /pci@4,2000/scsi@1/sd@1,51

>except of c0t0d0 everything else is network attached...


How is it attached? Using FACL or ISCSI?

In any case, it seems to be a natural solution to do it this way.

In order to access a network disk, you need to obtain the right to
do so first. Once this has been done, the netork subsystem just looks
like a new SCSI bus.

J?rg

 EMail:joerg@schily.isdn.cs.tu-berlin.de (home) J?rg Schilling D-13353 Berlin
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