A. falls below minperm.
B. is between minperm and maxperm.
C. higher than maxperm.
D. lower than maxperm.
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A. Run defragfs -r /data1； defragfs /data1
B. Run defragfs -r /dev/lv01； defragfs /dev/lv01
C. Back up the filesystem by name， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.
D. Back up the filesystem by inode， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.
A. Increase the size of the JFS log logical volume so more transacations can be written to this log.
B. Create a second， additional JFS log and have the /mydatabase logical volume point to both JFS logs.
C. Migrate the JFS log device to another physical disk in the same volume group.
D. Only one JFS log device for each volume group can be used. Use the migratepv command to move the JFS log device to an empty disk in another volume group.
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？（）
A. This is a uniprocessor system
B. The "prog" process has a nice value of 107
C. There are two active processors on this system
D. The "prog" process will only be scheduled to run on processor 0
A. tin
B. tout
C. % idle
D. % tm_act
A. The iostat can only be run as the root user
B. There could be zero percent I/O wait and still be an I/O bottleneck
C. Any I/O wait time displayed in output of "iostat" is an indication of severe I/O bottlenecks
D. Running "iostat" without any arguments/parameters is sufficient for resolving I/O bottlenecks
最新試題
Which of the following procedures WILL NOT increase contiguous free space on a the filesystem /data1， located on /dev/lv01， that is heavily fragmented？（）
Which of the following metrics provided by the iostat report is used to initially determine if a disk is I/O bound？（）
Which of the following commands should be used to tune parameters of devices that are displayed with lsattr？（）
Which of the following commands should be used to identify packet sequence problems？（）
Which of the following performance tools will work with optimized code and also provides source statement profiling？（）
Page replacements algorithm steals file pages only when percent of RAM occupied by filepages（）
In AIX 5L and later， the operating system supports the /proc filesystem. What would be the best description of the /proc filesystem？（）
The system administrator notices that there is an I/O bottleneck on one of three disks in datavg volume group. This problem disk contains the JFS log， loglv00 and one filesystem， /mydatabase. There are no other logical volumes on this disk. Which of the following options would be the best solution？（）
Which of the following tools should be used to display the location of unused physical partitions on a disk drive？（）
To examine the Exhibit， press the Exhibit button. While a user is compiling a C program， "vmstat 120 10" is run to determine the cause of a performance problem. Given the vmstat output as shown in the exhibit， which of the following conclusions is most appropriate to draw about the machine？（）