单项选择题

A.chpsB.rmpsC.chdevD.swapoffAnAIX5Lsystemhas2activepagi……

An AIX 5L system has 2 active paging space devices - /dev/hd6 at 64MB in the rootvg and /dev/page01 at 256MB in the datavg. The system administrator has determined that only 192MB of active paging space is actually required and wants to reclaim some of the disk space for use by a new application. Which command should be used to reduce the size of /dev/page01？（）

A.chps
B.rmps
C.chdev
D.swapoff

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