Rebalancer should firstly try to pick buckets which already have no refs

tarantool / vshard

The new generation of sharding based on virtual buckets

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Rebalancer should firstly try to pick buckets which already have no refs #351

Open Gerold103 opened 2 years ago

Gerold103 commented 2 years ago

rebalancer_worker_f() should prefer to select buckets which have no refs. Their sending could be done without waiting (not counting competition with map_callrw).