A process of an interactive application of Company H has a high response delay problem. Engineer A found that the values of the si and so columns are high through the vmstat command. At the same time, the Dirty statistic in /proc/meminfo is high. Which of the following settings should be executed at this time? (Multiple choice)

A process of an interactive application of Company H has a high response delay problem. Engineer A found that the values of the si and so columns are high through the vmstat command. At the same time, the Dirty statistic in /proc/meminfo is high. Which of the following settings should be executed at this time? (Multiple choice)

A. vm.swapiness=0

B. vm.swampiness=100

C. vm.dirty.backgrounD. radio=20

D. vm.dirty.backgrounD. radio=5

Answer: A.D.

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