This can be handy when you want to refresh data on a test or disaster recovery system that doesn't need to be built from scratch.
当您需要在不重新构建数据的测试或灾难恢复系统上刷新数据时,这种方法很方便。
However, every time the user asked for a system refresh by sorting her tasks by due date, for example, the portal application had to issue a new query to WPS to repopulate the task list.
不过,每次用户要求系统刷新(例如,按照结束日期对任务进行排序)时,门户应用程序必须向 WPS 发送新查询,以重新填充任务列表。
If no parameters are specified, vmstat only lists previous statistics about the system and won't refresh.
如果未指定任何参数,vmstat就只会列出系统的前一次统计数据,而且不会进行刷新。
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