congqixia 67324eb809
enhance: Add l0 segment entry num quota (#34733)
See also #34670

This PR add quota configuration for l0 segment entry number per
collection. If l0 compaction cannot keep up the insertion/upsertion
rate, this feature could back press the related rate.

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Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
2024-07-17 17:35:41 +08:00
..
2023-09-21 09:45:27 +08:00
2023-09-21 09:45:27 +08:00
2023-09-26 17:15:27 +08:00
2021-11-16 15:41:11 +08:00

Data Coordinator

Data cooridnator(datacoord for short) is the component to organize DataNodes and segments allocations.

Dependency

  • KV store: a kv store has all the meta info datacoord needs to operate. (etcd)
  • Message stream: a message stream to communicate statistics information with data nodes. (Pulsar)
  • Root Coordinator: timestamp, id and meta source.
  • Data Node(s): could be an instance or a cluster, actual worker group handles data modification operations.