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My system already has a very large memory size. Why does the test require a large swap space?

April 26, 2017large memory require size swap system Test

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My system already has a very large memory size. Why does the test require a large swap space?

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This requirement comes from the I/O benchmark test bonnie. In order to test the real disk I/O, it is necessary to allocate a large swap space to run an auxiliary program to lock the surplus physical memory. The larger the system memory size, the larger the swap space required.