390 IBM z13s Technical Guide
SE and HMC against unauthorized booting from removable media. An IBM Service
Support Representative (IBM SSR) might perform the following tasks, which require
booting from removable media:
– Engineering change (EC) upgrade
– Save or restore of Save/Restore data
– Hard disk drive (HDD) restore
Support multi-partitions for LPAR weights. Ability to change LPAR weight related
information at the same time
New option for CPUMF Diagnostic Sampling Collection. Can only be selected if Basic
sampling is selected as shown in Figure 11-1.
Figure 11-1 Diagnostic sampling authorization control
Note: When a UEFI admin password is set, it must be available for the SSR to perform
these tasks. A lost password requires a system board replacement.
To Next Page
Loading...
