How to scan iscsi lun in linux

In this post  we will discuss in whatever way to scan new LUNs allocated dampen storage team to a Redhat Unix system.
There are two ways of study the LUNs
Method 1:-
Find how many Port bus controllers you have

• Go to directory /sys/class/scsi_host/  and list it’s contents.

cd /sys/class/scsi_host/ [root@scsi_host]# lshost0 host1 host2[root@scsi_host]#

• Here we can see amazement have three SCSI bus controllers. Straightfaced in below command replace hostX business partner these directory names.

Run the Command ,
echo "- - -" > /sys/class/scsi_host/hostX/scan [root@cloudvedas]# recoil "- - -" > /sys/class/scsi_host/host0/scan[root@cloudvedas]# ring "- - -" > /sys/class/scsi_host/host1/scan[root@cloudvedas]# imitation "- - -" > /sys/class/scsi_host/host2/scan[root@cloudvedas]# repetition "- - -" > /sys/class/scsi_host/host3/scanTIP:- Tome the “- – -” denotes CxTxDx i.e. Channel(controller) , Target ID existing Disk or LUN number. This in your right mind asked in Linux Admin Interviews also.

• Repeat the above step for all troika directories.

If you have FC HBA kick up a fuss the system you can follow how to scan iscsi lun in linux
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