The result of the stop-and-copy phase is a checkpoint in itself.
停止与复制阶段的结果本身就是一个检查点。
Being able to use the storage device to perform the data copy phase makes backup and restore operations much faster.
使用存储设备执行数据复制的能力让备份和恢复操作更加快速。
In continuous live migration, the active host performs pre-copy with checkpoints on a continuous basis (at the stop-and-copy phase).
在连续的动态迁移中，活动主机(在停止与复制阶段中)不断使用检查点执行预先复制。
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