cXtYdWsZ - Two targets, one disk??? - comp.unix.solaris

Message from discussion cXtYdWsZ - Two targets, one disk???

Rainer Duffner

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More options May 15, 10:53 am

Newsgroups: comp.unix.solaris

From: Rainer Duffner <rai...@ultra-secure.de>

Date: Thu, 15 May 2008 14:53:06 GMT

Local: Thurs, May 15 2008 10:53 am

Subject: Re: cXtYdWsZ - Two targets, one disk???

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Paul schrieb:

> Guys..

> Looking the news disks in my system i found this:

> Device Product Device
> ---------------------------- ---------------------------
> ---------------------
> Name Type Vendor ID Rev Ser Num
> Cap (KB)
> ---------------------------- ---------------------------
> ---------------------
> (...)
> /dev/rdsk/c5t0d0s2 DGC RAID 5 0326 18000074
> 12582912
> /dev/rdsk/c5t0d1s2 DGC RAID 5 0326 1A000075
> 12582912
> /dev/rdsk/c5t0d2s2 DGC RAID 5 0326 1C000075
> 12582912
> /dev/rdsk/c5t0d3s2 DGC RAID 5 0326 1E000076
> 12582912
> /dev/rdsk/c5t0d4s2 DGC RAID 5 0326 9F0000A9
> 50331648
> /dev/rdsk/c5t0d5s2 DGC RAID 5 0326 A10000A9
> 50331648
> (...)
> /dev/rdsk/c5t1d0s2 DGC RAID 5 0326 18000074
> 12582912
> /dev/rdsk/c5t1d1s2 DGC RAID 5 0326 1A000075
> 12582912
> /dev/rdsk/c5t1d2s2 DGC RAID 5 0326 1C000075
> 12582912
> /dev/rdsk/c5t1d3s2 DGC RAID 5 0326 1E000076
> 12582912
> /dev/rdsk/c5t1d4s2 DGC RAID 5 0326 9F0000A9
> 50331648
> /dev/rdsk/c5t1d5s2 DGC RAID 5 0326 A10000A9
> 50331648
> (..)

> The server is running Solaris 8 SPARC, connected over a HBA to a
> Storage.

> Looking on the Ser Num and Cap we can see that disks on Controller 5
> Target 0 looks like the same on Controller 5 Target 1....

> Is that possible?? How should this works??

> Tks,

MPIO?
Multipathing?
What storage, BTW?

Rainer

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