Scan new disk in linux code example

Example 1: Scan new disk in linux

[root@node-1 ~]# echo "- - -" > /sys/class/scsi_host/host0/scan
[root@node-1 ~]# echo "- - -" > /sys/class/scsi_host/host1/scan
[root@node-1 ~]# echo "- - -" > /sys/class/scsi_host/host2/scan

Example 2: Scan Existing disk in linux

echo "1" > /sys/class/block/sdX/device/rescan