A. mklv -t jfslog -y LVname VGname 1 PVname logform /dev/LVname chfs -a log=/dev/LVname /filesystemname m ount and unmount filesystem
B. mklv -t jfslog -y LVname VGname PVname unmount filesystem vi /etc/filesystems， change entry for lv to point filesystem to new JFS log mount filesystem
C. mklvcopy -a jfslog -y LVname VGname 1 PVname chfs -a log=/dev/LVname /filesystemname unmount and mount file system
D. mklvcopy -t jfslog -y LVname VGname 1 PVname logform /dev/LVname vi /etc/filesystems， change entry for lv to point filesystem to new JFS log unmount and mount filesystem
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A. The defragfs command should not be run against file systems and logical volumes that contain mostly transitory information， such as /tmp.
B. The defragfs command should not be run on a large JFS2 file system when running on a 32-bit kernel.
C. The defragfs command can improve file system performance by increasing the file system’s contiguous free space.
D. The defragfs command can only be run against file systems that are mounted with read-write permissions.
Given the following on a system that is not a name server， which will be the first area searched to resolve a host name to an IP address？（）
#cat /etc/resolv.conf
domain abc.century.com
nameserver 192.9.201.1
nameserver 192.9.201.2
#cat /etc/netsvc.conf
hosts = bind，nis，local
#echo $NSORDER
local，bind
A. /etc/hosts on server 192.9.201.2
B. /etc/hosts on the local system
C. /etc/named.rev on 192.9.201.1
D. /etc/netsvc.conf on the NIS server
A. perfmon -h 30 -l 25
B. chdev
C. no -o
D. smit chgsys
A. N times the stripe unit size
B. N times the VMM minfree parameter
C. The same value as that of the VMM maxfree parameter
D. The same value as that of the VMM maxrndwrt parameter
A. Increase the size of thewall
B. Increase the size of sb_max
C. Increase the size of tcp_recvspace
D. Increase the size of tcp_sendspace
最新試題
A system administrator would like to set a system to reboot after a crash. What is the best way to do this？（）
If percentage of RAM occupied by file pages falls below minperm， page replacement algorithm steals pages from （）
Which of the following commands should be used to identify packet sequence problems？（）
Which of the following logical volume placement policies is likely to give the best performance in most cases， all other factors being equal？（）
Which of the following performance tools will work with optimized code and also provides source statement profiling？（）
When setting up schedules and enforcing scheduling of different types of workloads， which of the following are critical performance issues？（）
Page replacements algorithm steals file pages only when percent of RAM occupied by filepages（）
Which of the following commands is run to adjust the number of free paging-space pages at which AIX begins killing processes？（）
Which of the following commands should be used to monitor the average number of threads in the scheduler’s run queue for any given interval？（）
To examine the Exhibit， press the Exhibit button. Using the "ps -mo THREAD" output as shown in the exhibit， which of the following conclusions is most appropriate to draw？（）