Solaris Express SAN Configuration and Multipathing Guide

ProcedureTo Unconfigure All Fabric-Connected Devices With Multipathing Enabled

An Ap_Id on a fabric-connected host port is a path to the Sun StorageTek Traffic Manager software device.

When a Sun StorageTek Traffic Manager software device has multiple Ap_Ids connected to it, the device is still available to the host using the Solaris Express Developer's Edition OS after you unconfigure an Ap_Id. After you unconfigure the last Ap_Id, no additional paths remain and the device is unavailable to the host using the Solaris Express Developer's Edition OS. Only devices on a fabric-connected host port can be unconfigured.

  1. Log in as root (su - root)..

  2. Identify the devices to be unconfigured.


    # cfgadm -al
    Ap_Id                Type       Receptacle   Occupant     Condition
    c0                   fc-fabric  connected    configured   unknown
    c0::50020f2300006077 disk       connected    configured   unknown
    c0::50020f23000063a9 disk       connected    configured   unknown
    c1                   fc-private connected    configured   unknown
    c1::220203708b69c32b disk       connected    configured   unknown
    c1::220203708b9b20b2 disk       connected    configured   unknown
    c2                   fc-fabric  connected    configured   unknown
    c2::50020f2300005f24 disk       connected    configured   unknown
  3. Unconfigure all of the configured devices on the selected port.


    # cfgadm -c unconfigure c2
    

    Note –

    This operation repeats the unconfigure command of an individual device for all devices on c2. This process can be time-consuming if the number of devices on c2 is large.


  4. Verify that all devices on c2 are unconfigured.


    # cfgadm -al
    Ap_Id                Type       Receptacle   Occupant     Condition
    c0                   fc-fabric  connected   configured   unknown
    c0::50020f2300006077 disk       connected   configured   unknown
    c1                   fc-private connected   configured   unknown
    c1::220203708b69c32b disk       connected   configured   unknown
    c1::220203708ba7d832 disk       connected   configured   unknown
    c2                   fc-fabric  connected   unconfigured unknown
    c2::50020f2300005f24 disk       connected   unconfigured unknown
    c2::50020f2300006107 disk       connected   unconfigured unknown

    Notice that the Occupant column lists c2 and all the devices attached to c2 as unconfigured.