A. vmtune -w
B. svmon -w
C. schedtune -w
D. vmstat -s
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A. By default cloned routes are turned on. To turn cloned routes off issue the command： #no -o tcp_pmtu_discover=0 #no -o udp_pmtu_discover=0 and add to the rc.net or rc.bsdnet file for next reboot
B. By default cloned routes are turned on. To turn cloned routes off issue the command： # no -o tcp_pmtu_discover=1 #no -o udp_pmtu_discover=1 and add to the rc.net or rc.bsdnet file for next reboot
C. By default cloned routes are turned on. To turn cloned routes off issue the command： #no -o ipforwarding=0 and add to the rc.net or rc.bsdnet file for next reboot
D. By default cloned routes are turned on. To turn cloned routes off issue the command： #no -o ipforwarding=1 and add to the rc.net or rc.bsdnet file for next reboot
To examine the Exhibit， press the Exhibit button. Using the "ps -el" output as shown in the exhibit， which of the following conclusions is most appropriate to draw？（）
A. The snmpd process is running at a fixed priority of 60
B. If both the syncd process and the portmap process become available to be run at the same time， then the syncd process would get scheduled first
C. If both the userprog process and the qdaemon process become available to be run at the same time， then the qdaemon process would get scheduled first
D. If both the syslogd process and the llbd process become available to be run at the same time， then the llbd process would get scheduled first
A. schedtune -t
B. vmtune -R
C. schedtune -r
D. schedtune -D
A. renice -n -20 {PID}
B. renice -n 20 {PID}
C. renice -n -40 {PID}
D. renice -n 40 {PID}
A. Too many nfsd’s running
B. Client and server with different buffer sizes
C. Bridges， routers or gateways are receiving too many fragmentated packets
D. Too few nfsd’s running
最新試題
A TCP/IP application is transferring files from a personal machine to a remote machine. The application writes 32 kilobytes of data at a time to the socket， but has not issued a system call to set the window size. Which of the following procedures should be performed on the personal machine to increase the throughput of the application？（）
The nice value is 80 in the ps listing. Which command is used to change this to a value of 100？（）
After issuing the nfsstat -rs command， the null received column starts to grow. This indicates which of the following conditions？（）
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 RAID levels provide the best performance for a system where there are mostly writes occurring？（）
A system administrator increases the mbuf pool allocation， then runs vmstat. It is noticed that the paging rate has not decreased. What is the most effective option to maintain the mbuf pool and decrease paging？（）
Which of the following commands should be used to identify packet sequence problems？（）
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. Using the vmstat output as shown in the exhibit， which of the following conclusions is most appropriate to draw about the I/O bottleneck？（）
Which of the following performance tools will work with optimized code and also provides source statement profiling？（）
Which of the following commands will only provide a snapshot of average memory usage for a process？（）