| 红皮书第五章－存储管理 |
| 责任编辑：admin 更新日期：2005-8-6 |
to install an LPP, the response yes has been selected for the option: EXTEND file systems if space needed. After successfully installing the LPP, the /usr file system appears to be unnecessarily large. Which of the following actions can be performed to reduce the size of the /usr file system?
A. Backup, unmount, remove, recreate and restore the file system.
B. Unmount, run defragfs /usr and the reducefs -size XXX /usr commands.
C. Boot from mksysb tape and follow the procedure to reduce the file system.
D. Update /etc/filesystems with the desired size for /usr and reboot the
system.
4. A system has been recovered from a hard disk failure and the failed disk has been replaced with a new unformatted one. When the system administrator varies on the volume group, an error message about a missing or unavailable disk matches the one the system administrator replaced. Which of the following commands will eliminate this error message?
A. cfgmgr
B. export VGName
C. mkdev -1 hdisk3
D. reducevg -df VGName PVID
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