AIX上移除和替换硬盘的标准步骤
This document describes the procedures to remove and replace a fixed disk in a volume group. These procedures DO NOT apply in the following environments: 1. The disk is in a shared volume group. This would apply to environments that use HACMP, RVSD, or any other management software. Refer to the documentation for that product for correct disk replacement procedures. The SSA User,s Guide explains the procedures for changing disks in a RAID or hot swap environment. It is available for download at: http://www. ibm. com/support/docview. wss?rs=505&uid=ssglS10023 48 2. The disk is in rootvg and the disk contains any one of the following logical volumes, which are not mirrored: hd2, hd3, hd4, hd6, hd9var, hd8 In this case, you would need to replace the disk and restore from a system backup specifying the correct disks to restore. 3. The system is a /usr, dataless, or diskless client. This document applies to AIX Versions 4. 3.3 and 5L. Please read the entire document before proceeding and ensure all relevant fixes mentioned in this document or otherwise are installed prior to using these procedures. Removing a physical volume from a volume group The basic steps to replacing a disk drive are as follows: 1. Deallocate all the physical partitions associated with the physical volume in the associated volume group. 2. Remove the physical volume from the volume group. 3. Remove the definition for the disk from the device configuration database. These steps are outlined in more detail in subsequent sections. If there is just one disk in the volume group, proceed to the next section, “How to proceed if the volume group has just one disk.“ Otherwise, proceed to the section entitled “Deallocating physical partitions from the disk. 〃 How to proceed if the volume group has just one disk If the drive to be replaced is the only drive in the volume group, then remove the volume group definition with: exportvg check to see if Quorum is set to 1 VOLUME GROUP: testvg VG IDENTI