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从redis cluster迁移 about redis-port HOT 2 CLOSED

codislabs avatar codislabs commented on August 14, 2024
从redis cluster迁移

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Comments (2)

yangzhe1991 avatar yangzhe1991 commented on August 14, 2024

你是如何进行操作的?具体的命令是什么?

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spinlock avatar spinlock commented on August 14, 2024

抱歉,没有使用redis-cluster 的经验。

我有一个假设:在 redis-cluster 不发生 slot-migration 的情况下,单个 redis instance 就是普通的 redis,每个 redis instance 都可以单独挂 slave。

如果这个假设成立的话,你可以对 cluster 中的每个 instance 都起独立的 redis-port 向同一个 codis 集群迁移数据。在这个过程中,不要动 cluster 的 topo 结构。这样,数据就能完整的迁移过去了。如果假设不成立的话,我也没有别的好的方法了。

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