济性: 可以分步存储数据并在集群范围内处可靠性: Hadoop自动维护数据的多个拷贝并在数据处理故障时自动重新redeploys计算任务。
Reliable: Hadoop automatically maintains multiple copies of data and automatically redeploys computing tasks based on failures.
计算机难免会出现故障，所以必须能够备份数据并在发生故障时恢复。
Machine failure has to be expected, so it's crucial that your data can be backed up and restored in case of failures.
公司历年记录的分析数据和目前的在线即时数据提供了进行比较计算的基础，使系统能够依据其算法检测到供水管网可能要出现的故障。
The firm analyses historical and online data to provide a basis for comparison, enabling its algorithms to detect things that are about to go wrong.
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