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After you insert the new disk drive, you must scan for the device. Choose one of the following options
depending on the operating system that you are using:
• Ubuntu Linux operating system:
Ubuntu can automatically detect storage devices. You may not need to rescan the disk drives;
proceed to verifying that the new disk drive is active.
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): To run the rescan command in the RHEL 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 may 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/
adding_storage-device-or-path.html)
Verify that the new drive is active by running the following command:
lsscsi
5. Load or restore data from your backup media.
Removing and replacing the disk drive and fan card in the 8335-GTW or
8335-GTX system
Learn how to remove and replace the disk drive and fan card in the system.
Removing the disk drive and fan card from the 8335-GTW or 8335-GTX system
To remove a disk drive and fan card, complete the steps in this procedure.
Before you begin
Power off the system and place it in the service position. For instructions, see "Preparing the 8335-GTC,
8335-GTG, 8335-GTH, 8335-GTW, or 8335-GTX system to remove and replace internal parts" on page
198.
Procedure
1. Attach the electrostatic discharge (ESD) wrist strap.
The ESD wrist strap must be connected to an unpainted metal surface until the service procedure is
completed, and if applicable, until the service access cover is replaced.
Attention:
68 Power Systems: Servicing the 8335-GTW
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