kv: support range replica set changes in rac2 #128915
Labels
A-replication-admission-control-v2
Related to introduction of replication AC v2
C-enhancement
Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)
T-kv
KV Team
This issue is to add support for a changing range replica set (expected upon rebalancing, promotion, demotion etc) in replication admission control v2. After this issue is complete, rac2 should implement:
https://github.com/sumeerbhola/cockroach/blob/5c2a50ec4d0dcf2502d742ac9036d39995886abc/pkg/kv/kvserver/kvflowcontrol/kvflowconnectedstream/stream.go#L1294-L1299
And integrate calls to the RangeController method above:
https://github.com/sumeerbhola/cockroach/blob/5c2a50ec4d0dcf2502d742ac9036d39995886abc/pkg/kv/kvserver/flow_control_replica_integration.go#L678-L680
Jira issue: CRDB-41278
Epic CRDB-37515
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