[容灾] IBM的数据库容灾解决方案 ... 应用版本的一致性 PTF 磁盘冗余阵列 RAID,Redundant Array of Disks 恢复时间点 RPO, Recovery Point Object ...
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RAID stands for Redundant Array of Inexpensive Disks.
RAID是廉价磁盘冗余阵列的缩写表示。
Neither one is technically a form of RAID at all, since RAID stands for "redundant array of inexpensive disks", and RAID-0 and linear mode don't provide any kind of data redundancy.
从技术上讲,二者都不是 RAID,因为 RAID 代表“廉价磁盘冗余阵列”,而 RAID-0 和线性模式都不提供任何类型的数据冗余。
The Distributed Replicated Block Device (DRBD) provides a networked version of data mirroring, classified under the redundant array of independent disks (RAID) taxonomy as RAID-1.
Distributed Replicated Block Device (DRBD)提供一个网络版的数据库镜像,属于冗余磁盘阵列(RAID) RAID - 1类。
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