单选题An administrator attempted to run a sar -u report and received the following error： sar： 0551-201 Cannot open /var/adm/sa/sa07. Which of the following should be scheduled in adm’s crontab to obtain sar reports？（）A sa1B sarC vmtuneD schedtune
题目
单选题
An administrator attempted to run a sar -u report and received the following error： sar： 0551-201 Cannot open /var/adm/sa/sa07. Which of the following should be scheduled in adm’s crontab to obtain sar reports？（）
A
sa1
B
sar
C
vmtune
D
schedtune