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Different ways to rescan the SCSI Subsystem

This page describes the different ways to rescan the SCSI Subsystem either via FC/iSCSI/parallel SCSI or other SCSI drivers. Multipath rescanning is also descibed.

Rescanning the different SCSI Adapters

Rescan the iSCSI Bus:

First you have to detect you iSCSI session like this:

iscsiadm --mode session
tcp: [2] 192.168.2.1:3260,2011 iqn.....

The session referred to here is number two so the rescan should be done on this session:

iscsiadm --mode session -r 2 --rescan

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