sys64738

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====== SAN / SAN LUN information ======

===== List the multipathing support =====

  mpathadm list mpath-support
  mpath-support:  libmpscsi_vhci.so
  
Choose the mpath support name from the output list

===== List the multipathing support properties =====

  mpathadm show mpath-support libmpscsi_vhci.so
  mpath-support:  libmpscsi_vhci.so
        Vendor:  Sun Microsystems
        Driver Name:  scsi_vhci
        Default Load Balance:  round-robin
        Supported Load Balance Types:  
                round-robin
                logical-block
        Allows To Activate Target Port Group Access:  yes
        Allows Path Override:  no
        Supported Auto Failback Config:  1
        Auto Failback:  on
        Failback Polling Rate (current/max):  0/0
        Supported Auto Probing Config:  0
        Auto Probing:  NA
        Probing Polling Rate (current/max):  NA/NA
        Supported Devices:
                Vendor:  SUN     
                Product:  T300            
                Revision:  
                Supported Load Balance Types:
                        round-robin
        ....
        ....


===== To Get a List of Logical Units Discovered on the System =====

  mpathadm list lu
        /dev/rdsk/c4t600A0B8000505B5000000D304C10C46Dd0s2
                Total Path Count: 4
                Operational Path Count: 4
        /dev/rdsk/c4t600A0B8000505B5000000D2F4C10C3EDd0s2
                Total Path Count: 4
                Operational Path Count: 4
        /dev/rdsk/c4t600A0B8000505B5000000D2D4C10C34Dd0s2
                Total Path Count: 4
                Operational Path Count: 4

Select a logical unit name from the output.

  mpathadm show lu /dev/rdsk/c4t600A0B8000505B5000000D304C10C46Dd0s2
    Logical Unit:  /dev/rdsk/c4t600A0B8000505B5000000D304C10C46Dd0s2
        mpath-support:  libmpscsi_vhci.so
        Vendor:  IBM     
        Product:  1814      FAStT 
        Revision:  0916
        Name Type:  unknown type
        Name:  600a0b8000505b5000000d304c10c46d
        Asymmetric:  yes
        Current Load Balance:  round-robin
        Logical Unit Group ID:  NA
        Auto Failback:  on
        Auto Probing:  NA

        Paths:  
                Initiator Port Name:  210000e08b945795
                Target Port Name:  200500a0b8505d67
                Override Path:  NA
                Path State:  OK
                Disabled:  no

                Initiator Port Name:  210000e08b945795
                Target Port Name:  200400a0b8505d67
                Override Path:  NA
                Path State:  OK
                Disabled:  no

                Initiator Port Name:  210000e08b94ec9a
                Target Port Name:  200500a0b8505d68
                Override Path:  NA
                Path State:  OK
                Disabled:  no

                Initiator Port Name:  210000e08b94ec9a
                Target Port Name:  200400a0b8505d68
                Override Path:  NA
                Path State:  OK
                Disabled:  no

        Target Port Groups:  
                ID:  1
                Explicit Failover:  yes
                Access State:  standby
                Target Ports:
                        Name:  200500a0b8505d67
                        Relative ID:  0

                        Name:  200500a0b8505d68
                        Relative ID:  0

                ID:  2
                Explicit Failover:  yes
                Access State:  active
                Target Ports:
                        Name:  200400a0b8505d67
                        Relative ID:  0

                        Name:  200400a0b8505d68
                        Relative ID:  0


[[http://download.oracle.com/docs/cd/E19253-01/820-1931/agkax/index.html]]
sys64738

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