单项选择题 A client partition has the rootvg disks mapped from two separate VIO servers. They are using AIX mirroring to provide redundancy on rootvg. One of the VIO servers was taken down for maintenance and is now back on-line. The client partitions now show Physical Partition Marked Stale in the errpt. Which of the following will most likely resolve the problem？（）

单项选择题 A system administrator is implementing a new 2-way POWER5 server with APV that is to be divided into three partitions. The application groups have requested the following CPU entitlements for the partitions：  Partition 1： min = 1.0， max = 2.0， desired = 1.5  Partition 2： min = 1.0， max = 2.0， desired = 1.0  Partition 3： min = 0.1， max = 1.0， desired = 0.8  The administrator immediately finds that the three partitions cannot be started in order to run concurrently.  What changes can be made to entitlement configuration to allow all three partitions to be started in order？（）

单项选择题 Company.com wants to create four partitions on a pSeries p5-570 8-way with one SCSI PCI adapter connected to an external LTO tape drive. The partitions are to be created from an existing system image backup tape.  Which of the following actions will enable the creation of the partitions with minimal intervention？（）