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迁移slot的时候cpu占用率高 #4

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changtsing opened this issue Sep 14, 2017 · 1 comment
Open

迁移slot的时候cpu占用率高 #4

changtsing opened this issue Sep 14, 2017 · 1 comment

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@changtsing
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在做大量slot(500个slot)迁移的时候,发现被迁入的节点cpu占用率很高
看代码发现一个slot对应一个线程,
这个能做下优化吗,或者给一个优化的思路。

@deatheyes
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是并发做迁移么?建议不要并发迁移,迁移过程中会加key粒度的锁。同时迁移的slot越多,对性能的影响越大。

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