A. Disk fragmentation
B. Performance results analysis
C. Capacity forecasting and planning
D. Resource contention and availability
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To examine the Exhibit， press the Exhibit button. Using the output of "lslv" as shown in the exhibit， and given that logical volume lv00 is only located on hdisk0， which of the following conclusions is most appropriate to draw？（）
A. Logical volume lv00 is fragmented on hdisk0
B. Logical volume lv00 size cannot be increased
C. Logical volume lv00 is used for paging space on hdisk0
D. Logical volume lv00 is the only logical volume on hdisk0
A. renice 100 {PID}
B. renice -n 20 {PID}
C. renice --20 {PID}
D. renice -n -100 {PID}
A. falls below minperm.
B. is between minperm and maxperm.
C. higher than maxperm.
D. lower than maxperm.
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.
最新試題
When setting up schedules and enforcing scheduling of different types of workloads， which of the following are critical performance issues？（）
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？（）
Which of the following is true about rmss？（）
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 procedures WILL NOT increase contiguous free space on a the filesystem /data1， located on /dev/lv01， that is heavily fragmented？（）
Which of the following commands will only provide a snapshot of average memory usage for a process？（）
Which of the following phrases is TRUE regarding monitoring disk I/O with iostat？（）
In order to determine how efficiently an application is reading and writing data， which of the following utilities will report read and write sizes on disk I/O requests？（）
Which of the following commands should be used to monitor the number of threads on the scheduler’s run queue for any given interval？（）