单选题After running the vmstat command， which of the following would most likely cause the value in the blocked column to be unusually high？（）A Kernel threadB Too many usersC Memory shortageD Network contention
单选题
After running the vmstat command， which of the following would most likely cause the value in the blocked column to be unusually high？（）
A
Kernel thread
B
Too many users
C
Memory shortage
D
Network contention
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