Examining LUNs with esxcli storage core

You can use esxcli storage core to display information about available LUNs on ESXi 5.0.

You can run one of the following commands to examine LUNs. Specify one of the connection options listed in Connection Options for vCLI Host Management Commands in place of <conn_options>.

• List all logical devices known on this system with detailed information.

  esxcli <conn_options> storage core device list

  The command lists device information for all logical devices on this system. The information includes the name (UUID), device type, display name, and multipathing plugin. Specify the --device option to only list information about a specific device. See Storage Device Naming for background information.

  naa.5000c50037b3967e
  Display Name: <name> (naa.5000c50037b3967e)
  Has Settable Display Name: true
  Size: 953869
  Device Type: Direct-Access
  ...
  naa.500000e014e7a4e0
  Display Name: <name> (naa.500000e014e7a4e0)
  Has Settable Display Name: true
  Size: 70007
  Device Type: Direct-Access
  ...
  mpx.vmhba0:C0:T0:L0
  Display Name: Local <name> CD-ROM (mpx.vmhba0:C0:T0:L0)
  Has Settable Display Name: false
  Size: 0
  Device Type: CD-ROM

• List a specific logical device with its detailed information.

  esxcli <conn_options> storage core device list -d mpx.vmhba32:C0:T1:L0

• List all device unique identifiers.

  esxcli <conn_options> storage core device list

  The command lists the primary UID for each device, such as naa.xxx or other primary name, and any other UIDs for each UID (VML name). You can specify --device to only list information for a specific device.
• Print mappings for VMFS volumes to the corresponding partition, path to that partition, VMFS UUID, extent number, and volume names.

  esxcli <conn_option> storage filesystem list

• Print HBA devices with identifying information.

  esxcli <conn_options> storage core adapter list

  The return value includes adapter and UID information.
• Print a mapping between HBAs and the devices it provides paths to.

  esxcli <conn_options> storage core path list