IBM CS821 Service Manual page 25

Figure 8. Disk drive lock detail
5. If you replaced an NVMe drive, power the system back on. For instructions, see "Starting the
8001-12C, 8001-22C, 8005-12N, or 8005-22N system" on page 73.
6. Configure the installed drive for your environment.
After you insert the new drive, you need to rescan for the device.
Ubuntu Linux operating system
To run the rescan-scsi-bus command in the Ubuntu Linux operating system, log in to the
system as the root user, and run the following command:
rescan-scsi-bus
The rescan-scsi-bus tool is available in the scsitools package; install the package by using
the following command:
sudo apt-get install scsitools
Red Hat Enterprise Linux (RHEL) version 7.2
To run the rescan command in the REHL version 7.2 operating system, log in to the system as
the root user, and run the command:
rescan-scsi-bus.sh -a
The rescan-scsi-bus tool is available in the sg3_utils package; install the package by using the
following command:
yum install sg3_utils
You can also want to refer to: Adding a Storage Device or Path (https://access.redhat.com/
documentation/en-US/Red_Hat_Enterprise_Linux/7/html/Storage_Administration_Guide/
logical-unit-add-remove.html).
7. Load or restore data from your backup media.
Removing and replacing parts
9