Best answer: How do I find my WWN number in Linux?

How do I find my WWN no in Linux?

  1. Find WWN in Linux is easy using existing commands and installing few systools will help us in getting the FC HBA adapter WWN in Linux. …
  2. We can use lspci command to find the FC HBA adapter details first. …
  3. Method 1 # lspci |grep -i hba 0e:04.0 Fibre Channel: QLogic Corp.

How do I check my WWN?

There are several ways to detect the WWN of a Fibre Channel (FC) HBA and their details in Linux/Unix operating systems.

Purpose of wwn number

  1. WWN – World Wide Name.
  2. WWNN – World Wide Node Name.
  3. WWPN – World Wide Port Name.
  4. WWID – World Wide Identifier.
  5. OUI – Organizationally Unique Identifier.

31 июл. 2018 г.

How do I find HBA details in Linux?


You probably will find your HBA module in /etc/modprobe. conf. There you can identify with “modinfo” if the module is for QLOGIC or EMULEX. Then use SanSurfer (qlogic) or HBA Anywhere (emulex) to obtain detailed and accurate information.

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How do I find the LUN ID in Linux?

so the first device in command “ls -ld /sys/block/sd*/device” corresponds to the first device scene in the command “cat /proc/scsi/scsi” command above. i.e. Host: scsi2 Channel: 00 Id: 00 Lun: 29 corresponds to 2:0:0:29. Check the highlighted portion in both commands to correlate. Another way is to use sg_map command.

What is WWN number?

A World Wide Name (WWN) or World Wide Identifier (WWID) is a unique identifier used in storage technologies including Fibre Channel, Parallel ATA, Serial ATA, NVM Express, SCSI and Serial Attached SCSI (SAS).

How do I find my WWN number HP server?

  1. Log into ILO either directly or via the blade enclosure.
  2. Go to the Information tab of your server.
  3. WWN id can be found under the info box for your HBA (see screendump below)

31 мар. 2010 г.

How do I get my WWN number from ILO?

Log on to ILO and open remote console. Reboot the box by clicking ctrl-alt-del tab as marked in the screen shot. Keep pressing Ctrl+e when you see below screen to enter Emulex BIOS Utility. You will get the below screen where you can enter the choice either 1 or 2 to get WWN details of the server.

How do I find my WWN number in AIX?

Locating the WWPN for IBM Power Systems hosts running AIX

  1. Log in as root.
  2. Type lscfg -vl fcs x , where x is the adapter number. The network address is the Fibre Channel adapter port WWPN value. Notes. The lscfg -vl fcsx ROS level identifies the Fibre Channel adapter firmware level.
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What is Wwpn number?

A worldwide port number (WWPN) is unique identifier for each FC port of any Fibre Channel device. For server, we have a WWPN for each port of the HBA. For a SAN switch, the WWPN is available for each port in the chassis. For Storage, each host port has an individual WWPN.

How do I find Wwpn number in Linux?

Method 2: On Redhat 4 and below (including OEL and CentOS) , the /proc/scsi/[adapter-type]/[n] file contains the HBA WWPN information. adapter-type :It can be either qlaxxxx for QLogic adapters (or) lpfc for Emulex adapters. n refers the number of HBA card available on the system .

What is Lun in Linux?

In computer storage, a logical unit number, or LUN, is a number used to identify a logical unit, which is a device addressed by the SCSI protocol or by Storage Area Network protocols that encapsulate SCSI, such as Fibre Channel or iSCSI.

What is difference between WWN and Wwpn?

A WWPN (World Wide Port Name) is physically assigned to a part in a Fibre Channel device, such as a FC HBA or SAN. … The difference between a node WWN (WWNN), is it can be shared by some or all ports of a device, and a port WWN (WWPN), is one which is necessarily unique to each port.

How do I find my SCSI ID in Linux?

Determine Virtual Machine Disk SCSI ID

  1. In the vSphere Client, the SCSI ID is displayed in the Virtual Machine configuration. The SCSI ID has two numbers (Controller:Device) and can be found in the Virtual Device Node section. …
  2. Virtual Device Node in the vSphere Webclient. In this example, the SCSI ID is 0:2 .
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4 авг. 2015 г.

Where is iSCSI disk in Linux?


  1. Enter the following command to discover the iSCSI target: iscsiadm –mode discovery –op update –type sendtargets –portal targetIP. …
  2. Enter the following command to create all needed devices: iscsiadm –mode node -l all. …
  3. Enter the following command to see all the active iSCSI sessions: iscsiadm –mode session.
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