I'm confused by the output of the partition command, this is the
partition table created by the installer:

current partition table (original):
Total disk cylinders available: 24318 + 2 (reserved cylinders)

Part      Tag    Flag     Cylinders         Size            Blocks
  0       root    wm       1 - 24316      186.27GB    (24316/0/0) 390636540
  1 unassigned    wm       0                0         (0/0/0)             0
  2     backup    wu       0 - 24317      186.29GB    (24318/0/0) 390668670
  3 unassigned    wm       0                0         (0/0/0)             0
  4 unassigned    wm       0                0         (0/0/0)             0
  5 unassigned    wm       0                0         (0/0/0)             0
  6 unassigned    wm       0                0         (0/0/0)             0
  7 unassigned    wm       0                0         (0/0/0)             0
  8       boot    wu       0 -     0        7.84MB    (1/0/0)         16065
  9 unassigned    wm       0                0         (0/0/0)             0

It seems like the partition 0,2,8 are sharing the same part of the
disk.  How is this possible?

Hua-Ying



On Mon, Jul 6, 2009 at 11:27 AM, <cindy.swearin...@sun.com> wrote:
> Hi Hua-Ying,
>
> Some disks don't have target identifiers, like you c3d0
> and c3d1 disks.
>
> To attach your c3d1 disk, you need to relabel it with an
> SMI label and provide a slice, s0, for example.
>
> See the steps here:
>
> http://www.solarisinternals.com/wiki/index.php/ZFS_Troubleshooting_Guide#Replacing.2FRelabeling_the_Root_Pool_Disk
>
> Cindy
>
> P.S. For cfgadm output, you might need to use the cfgadm -al or maybe
> -av syntax. The options/output of this command might depend on the hardware
> types. I'm not quite sure what it needs in this case.
>
>
> Hua-Ying Ling wrote:
>>
>> When I use "cfgadm -a" it only seems to list usb devices?
>>
>> #cfgadm -a
>> Ap_Id                          Type         Receptacle   Occupant
>> Condition
>> usb2/1                         unknown      empty        unconfigured ok
>> usb2/2                         unknown      empty        unconfigured ok
>> usb2/3                         unknown      empty        unconfigured ok
>> usb3/1                         unknown      empty        unconfigured ok
>>
>> I'm trying to convert a nonredundant storage pool to a mirrored pool.
>> I'm following the "zfs admin guide" on page 71.
>>
>> I currently have a existing rpool:
>>
>> #zpool status
>>
>>  pool: rpool
>>  state: ONLINE
>>  scrub: none requested
>> config:
>>
>>        NAME        STATE     READ WRITE CKSUM
>>        rpool       ONLINE       0     0     0
>>          c3d0s0    ONLINE       0     0     0
>>
>> I want to mirror this drive, I tried using format to get the disk name
>>
>> #format
>> Searching for disks...done
>>
>>
>> AVAILABLE DISK SELECTIONS:
>>       0. c3d0 <DEFAULT cyl 24318 alt 2 hd 255 sec 63>
>>          /p...@0,0/pci-...@14,1/i...@0/c...@0,0
>>       1. c3d1 <drive type unknown>
>>          /p...@0,0/pci-...@14,1/i...@0/c...@1,0
>>
>> So I tried
>>
>> #zpool attach rpool c3d0s0 c3d1s0 // failed
>> cannot open '/dev/dsk/c3d1s0': No such device or address
>>
>> #zpool attach rpool c3d0s0 c3d1 // failed
>> cannot label 'c3d1': EFI labeled devices are not supported on root pools.
>>
>> Thoughts?
>>
>> Thanks,
>> Hua-Ying
>>
>> On Mon, Jul 6, 2009 at 2:37 AM, Carsten
>> Aulbert<carsten.aulb...@aei.mpg.de> wrote:
>>
>>> Hi
>>>
>>> Hua-Ying Ling wrote:
>>>
>>>> How do I discover the disk name to use for zfs commands such as:
>>>> c3d0s0?  I tried using format command but it only gave me the first 4
>>>> letters: c3d1.  Also why do some command accept only 4 letter disk
>>>> names and others require 6 letters?
>>>
>>>
>>> Usually i find
>>>
>>> cfgadm -a
>>>
>>> helpful enough for that (mayby adding '|grep disk' to it).
>>>
>>> Why sometimes 4 and sometimes 6 characters:
>>>
>>> c3d1 <- this would be disk#1 on controller#3
>>> c3d0s0 <- this would be slice #0 (partition) on disk #0 on controller #3
>>>
>>> Usually there is a also t0 there, e.g.:
>>>
>>> cfgadm -a|grep disk |head
>>> sata0/0::dsk/c0t0d0            disk         connected    configured   ok
>>> sata0/1::dsk/c0t1d0            disk         connected    configured   ok
>>> sata0/2::dsk/c0t2d0            disk         connected    configured   ok
>>> sata0/3::dsk/c0t3d0            disk         connected    configured   ok
>>> sata0/4::dsk/c0t4d0            disk         connected    configured   ok
>>> sata0/5::dsk/c0t5d0            disk         connected    configured   ok
>>> sata0/6::dsk/c0t6d0            disk         connected    configured   ok
>>> sata0/7::dsk/c0t7d0            disk         connected    configured   ok
>>> sata1/0::dsk/c1t0d0            disk         connected    configured   ok
>>> sata1/1::dsk/c1t1d0            disk         connected    configured   ok
>>>
>>>
>>> HTH
>>>
>>> Carsten
>>> _______________________________________________
>>> zfs-discuss mailing list
>>> zfs-discuss@opensolaris.org
>>> http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
>>>
>>
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