milvus/internal/datanode
..
OWNERS
README.md
allocator.go
allocator_test.go
binlog_io.go
binlog_io_test.go
cache.go
cache_test.go
compaction_executor.go
compaction_executor_test.go
compactor.go
compactor_test.go
data_node.go
data_node_test.go
data_sync_service.go
data_sync_service_test.go
errors.go
errors_test.go
event_manager.go
event_manager_test.go
flow_graph_dd_node.go
flow_graph_dd_node_test.go
flow_graph_delete_node.go
flow_graph_delete_node_test.go
flow_graph_dmstream_input_node.go
flow_graph_dmstream_input_node_test.go
flow_graph_insert_buffer_node.go
flow_graph_insert_buffer_node_test.go
flow_graph_manager.go
flow_graph_manager_test.go
flow_graph_message.go
flow_graph_message_test.go
flow_graph_node.go
flow_graph_time_ticker.go
flow_graph_time_ticker_test.go
flush_manager.go
flush_manager_test.go
flush_task.go
flush_task_test.go
meta_service.go
meta_service_test.go
metrics_info.go
mock_test.go
segment_replica.go
segment_replica_test.go
type_def.go

README.md

Data Node

DataNode is the component to write insert and delete messages into persistent blob storage, for example MinIO or S3.

Dependency

  • KV store: a kv store that persists messages into blob storage.
  • Message stream: receive messages and publish imformation
  • Root Coordinator: get the latest unique IDs.
  • Data Coordinator: get the flush information and which message stream to subscribe.