How check HBA details in Linux?

How check HBA details in Linux?

Re: HOW TO 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.

How do I find my HBA driver version in Linux?

Question : How To Check FC Brocade HBA Firmware in linux? Answer : You can use the “systool” command or else the file “/sys/class/scsi_host/host0/firmware_version” to check the firmware version of your Brocade FC HBA.

How do I rescan the LUNs in Linux?

In Linux we can scan the LUNs using the script “rescan-scsi-bus.sh” or triggering some device host files with some values. Note the number of hosts available in the server. If you have more number of hosts file under the directory /sys/class/fc_host, then use the command for each hosts file by replacing the “host0”.

How do I find my HBA WWN number in Linux?

Here is a solution to find WWN number of HBA and scan the FC Luns.

1. Identify the number of HBA adapters.
2. To get the WWNN (World Wide Node Number) of HBA or FC card in Linux.
3. To get the WWPN (World Wide Port Number) of HBA or FC card in Linux.
4. Scan the newly added or rescan the existing LUNs in Linux.

How do I replace my HBA card in Linux?

Power down server with the failed HBA….Planning Steps:

1. Locate the failed HBA adapter on the physical machine.
2. Note the WWPN of the HBA that will be replaced.
3. Go to the V7000s in the High Aavailability(HA) group and make note which host ports they are and how many will need to be changed.

How do I reset HBA?

HBA reset on Linux System

1. Determine if the driver supports resetting the HBA.
2. Verify the driver parameter is configured as needed.
3. This parameter is enabled by default:
4. The actual reset parameter is available under scsi_host class within sysfs:
5. Reset the HBA via the SCSI host/driver:

How do I scan a VM in Linux?

Scanning SCSI DISKS in Redhat Linux

1. Finding the existing disk from fdisk. [root@mylinz1 ~]# fdisk -l |egrep ‘^Disk’ |egrep -v ‘dm-‘ Disk /dev/sda: 21.5 GB, 21474836480 bytes.
2. Find out how many SCSI controller configured.
3. Scan the SCSI disks using below command.
4. Verify if the new disks are visible or not.