Checking and deducing the amount of resources (such as CPU shares, memory, and disk space) that are needed by each virtual machine from the total amount of resource available to the hypervisor.
检查和推断每个虚拟机在管理程序可用的资源总量中所需的资源量(如cpu配额、内存和磁盘空间)。
Actually, up to 80% of the available total disk space could be wasted in order to get the production-level performance desired.
实际上，为了实现理想的生产级性能，高达80%的可用总磁盘空间可能会被浪费掉。
Choosing the total number and size of primary logs to be created is a tradeoff between disk space available and the ability of the application to endure the log's full situation.
选择要创建的主日志的总数和大小时，需要在可用磁盘空间和应用程序的功能之间进行折中，以便适应日志的所有情况。
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