Luxadm display not showing a LUN as expected


 
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Operating Systems Solaris Luxadm display not showing a LUN as expected
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Old 06-24-2016
Luxadm display not showing a LUN as expected

Hi all, I have the following LUN which is showing OK with its two paths:

Code:
DEVICE PROPERTIES for disk: /dev/rdsk/c23t500507630A3BC579d123s2
  Vendor:               IBM
  Product ID:           2107900
  Revision:             3010
  Serial Num:           75WB0114900
  Unformatted capacity: 30720.000 MBytes
  Write Cache:          Enabled
  Read Cache:           Enabled
    Minimum prefetch:   0x0
    Maximum prefetch:   0x16
  Device Type:          Disk device
  Path(s):

  /dev/rdsk/c23t500507630A3BC579d123s2
  /devices/pci@700/pci@2/pci@0/pci@3/pci@0/pci@2/SUNW,qlc@0,1/fp@0,0/ssd@w500507630a3bc579,7b:c,raw
    LUN path port WWN:          500507630a3bc579
    Host controller port WWN:   21000024ff45d3d7
    Path status:                O.K.
  /dev/rdsk/c14t500507630A1BC579d123s2
  /devices/pci@600/pci@1/pci@0/pci@4/pci@0/pci@2/SUNW,qlc@0,1/fp@0,0/ssd@w500507630a1bc579,7b:c,raw
    LUN path port WWN:          500507630a1bc579
    Host controller port WWN:   21000024ff45d2bd
    Path status:                O.K.

Now, I have instead this LUN, on the same server, which is a strange state:

Code:
root@MYHOST# luxadm display /dev/rdsk/c14t500507630A1BC579d124s2
DEVICE PROPERTIES for disk: /dev/rdsk/c14t500507630A1BC579d124s2
  Vendor:               IBM
  Product ID:           2107900
  Revision:             3010
  Serial Num:           75WB0116146
  Unformatted capacity: 512000.000 MBytes
  Write Cache:          Enabled
  Read Cache:           Enabled
    Minimum prefetch:   0x0
    Maximum prefetch:   0x16
  Device Type:          Disk device
  Path(s):

  /dev/rdsk/c14t500507630A1BC579d124s2
  /devices/pci@600/pci@1/pci@0/pci@4/pci@0/pci@2/SUNW,qlc@0,1/fp@0,0/ssd@w500507630a1bc579,7c:c,raw
    LUN path port WWN:          500507630a1bc579
    Host controller port WWN:   21000024ff45d2bd
    Path status:                O.K.

root@MYHOST# luxadm display /dev/rdsk/c23t500507630A3BC579d124s2
DEVICE PROPERTIES for disk: /dev/rdsk/c23t500507630A3BC579d124s2
  Vendor:               IBM
  Product ID:           2107900
  Revision:             3010
  Serial Num:           75WB0116146
  Unformatted capacity: 512000.000 MBytes
  Write Cache:          Enabled
  Read Cache:           Enabled
    Minimum prefetch:   0x0
    Maximum prefetch:   0x16
  Device Type:          Disk device
  Path(s):

  /dev/rdsk/c23t500507630A3BC579d124s2
  /devices/pci@700/pci@2/pci@0/pci@3/pci@0/pci@2/SUNW,qlc@0,1/fp@0,0/ssd@w500507630a3bc579,7c:c,raw
    LUN path port WWN:          500507630a3bc579
    Host controller port WWN:   21000024ff45d3d7
    Path status:                O.K.

Basically the paths are not aggregated as the LUN above, and I cannot understand why, to be honest. As you can see the Serial Number for that LUN is identical on both paths.
Any help is very welcome, thanks!
--
Diego
 
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