13.3. Booting the installation on IBM Z to install RHEL in an LPAR

Procedure

1. Log in on the IBM Z Hardware Management Console (HMC) or the Support Element (SE) as a user with sufficient privileges to install a new operating system to an LPAR.
2. On the Systems tab, select the mainframe you want to work with, then on the Partitions tab select the LPAR to which you wish to install.
3. At the bottom of the screen, under Daily, find Operating System Messages. Double-click Operating System Messages to show the text console on which Linux boot messages will appear.
4. Double-click Load from Removable Media or Server.

5. In the dialog box that follows, select SFTP/FTPS/FTP Server, and enter the following information:

   • Host Computer - Host name or IP address of the FTP server you want to install from, for example ftp.redhat.com
   • User ID - Your user name on the FTP server. Or, specify anonymous.
   • Password - Your password. Use your email address if you are logging in as anonymous.
   • File location (optional) - Directory on the FTP server holding the Red Hat Enterprise Linux for IBM Z, for example /rhel/s390x/.
6. Click Continue.
7. In the dialog that follows, keep the default selection of generic.ins and click Continue.

Procedure

1. Log in on the IBM Z Hardware Management Console (HMC) or the Support Element (SE) as a user with sufficient privileges to install a new operating system to an LPAR.
2. On the Systems tab, select the mainframe you want to work with, then on the Partitions tab select the LPAR to which you wish to install.
3. At the bottom of the screen, under Daily, find Operating System Messages. Double-click Operating System Messages to show the text console on which Linux boot messages will appear.
4. Double-click Load.
5. In the dialog box that follows, select Normal as the Load type.
6. As Load address, fill in the device number of the DASD.
7. Click the OK button.

Procedure

1. Log in on the IBM Z Hardware Management Console (HMC) or the Support Element (SE) as a user with sufficient privileges to install a new operating system to an LPAR.
2. On the Systems tab, select the mainframe you want to work with, then on the Partitions tab select the LPAR to which you wish to install.
3. At the bottom of the screen, under Daily, find Operating System Messages. Double-click Operating System Messages to show the text console on which Linux boot messages will appear.
4. Double-click Load.
5. In the dialog box that follows, select SCSI as the Load type.
6. As Load address, fill in the device number of the FCP channel connected with the SCSI disk.
7. As World wide port name, fill in the WWPN of the storage system containing the disk as a 16-digit hexadecimal number.
8. As Logical unit number, fill in the LUN of the disk as a 16-digit hexadecimal number.
9. Leave the Boot record logical block address as 0 and the Operating system specific load parameters empty.
10. Click the OK button.