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History

enhance: only buffer delete if it match insert has smaller timestamp (#30122 )

See also: #30121 #27675

This PR changes the delete buffering logic:
- Write buffer shall buffer insert first
- Then the delete messages shall be evaluated
  - Whether PK matches previous Bloom filter, which ts is always smaller
  - Whether PK matches insert data which has smaller timestamp
- Then the segment bloom filter is updates by the newly buffered pk rows

---------

Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>

2024-01-19 17:28:53 +08:00

allocator

Replace manual composed grpc call with Broker methods (#27676 )

2023-10-13 09:55:34 +08:00

broker

enhance:don't store logPath in meta to reduce memory (#28873 )

2024-01-18 22:06:31 +08:00

feat: Add levelzero compaction in DN (#28470 )

2023-11-30 14:30:28 +08:00

iterators

Add float16 approve for multi-type part (#28427 )

2024-01-11 15:48:51 +08:00

metacache

enhance: Use estimated batch size to initalize BF (#29842 )

2024-01-10 20:36:50 +08:00

syncmgr

feat: integrate storagev2 into loading segment (#29336 )

2024-01-12 18:10:51 +08:00

writebuffer

enhance: only buffer delete if it match insert has smaller timestamp (#30122 )

2024-01-19 17:28:53 +08:00

binlog_io_test.go

enhance: make compactor use actual buffer size to decide when to sync (#29945 )

2024-01-13 01:32:52 +08:00

binlog_io.go

Use writebuffer, sync manager refactory in datanode (#28320 )

2023-11-15 15:24:18 +08:00

cache_test.go

Make duplicate flush recalls success and other logic update (#16755 )

2022-05-06 17:49:51 +08:00

cache.go

Use typeutil.ConcurrentMap instead of sync.Map (#25846 )

2023-07-24 10:23:01 +08:00

channel_checkpoint_updater.go

feat: Introduce channelCheckpointUpdater to reduce goroutine use in ttNode (#28570 )

2023-12-12 13:48:42 +08:00

channel_manager_test.go

enhance: Change DN channelmanger into interface (#29307 )

2023-12-27 16:00:48 +08:00

channel_manager.go

enhance: Change DN channelmanger into interface (#29307 )

2023-12-27 16:00:48 +08:00

compaction_executor_test.go

fix: Separate schedule and check results loop (#28692 )

2023-11-29 10:50:29 +08:00

compaction_executor.go

fix: Add more throughput in related metrics (#30038 )

2024-01-19 11:34:54 +08:00

compactor_test.go

fix: the delete msg disorder issue (#29915 )

2024-01-14 10:26:52 +08:00

compactor.go

fix: Add more throughput in related metrics (#30038 )

2024-01-19 11:34:54 +08:00

data_node_test.go

enhance: Add FlowgraphManager interface (#28852 )

2023-11-30 18:42:32 +08:00

data_node.go

enhance: Change DN channelmanger into interface (#29307 )

2023-12-27 16:00:48 +08:00

data_sync_service_test.go

fix: Unstable TestDataSyncService/TestStartStop unit test (#29291 )

2023-12-19 23:16:42 +08:00

data_sync_service.go

enhance:don't store logPath in meta to reduce memory (#28873 )

2024-01-18 22:06:31 +08:00

event_manager_test.go

enhance: Add FlowgraphManager interface (#28852 )

2023-11-30 18:42:32 +08:00

event_manager.go

fix: Save lite WatchInfo into etcd in DataNode (#29687 )

2024-01-10 21:18:49 +08:00

flow_graph_dd_node_test.go

Format the code (#27275 )

2023-09-21 09:45:27 +08:00

flow_graph_dd_node.go

fix: Add more throughput in related metrics (#30038 )

2024-01-19 11:34:54 +08:00

flow_graph_dmstream_input_node_test.go

Support to replicate the mq message (#27240 )

2023-10-20 14:26:09 +08:00

flow_graph_dmstream_input_node.go

fix: add back existing datanode metrics (#29360 )

2023-12-22 14:20:43 +08:00

flow_graph_manager_test.go

enhance: Add FlowgraphManager interface (#28852 )

2023-11-30 18:42:32 +08:00

flow_graph_manager.go

enhance: Add FlowgraphManager interface (#28852 )

2023-11-30 18:42:32 +08:00

flow_graph_message_test.go

Format the code (#27275 )

2023-09-21 09:45:27 +08:00

flow_graph_message.go

Format the code (#27275 )

2023-09-21 09:45:27 +08:00

flow_graph_node.go

Make flow graph retry longer (#24355 )

2023-05-25 09:53:30 +08:00

flow_graph_time_tick_node.go

fix: Skip updating checkpoint after dropcollection (#29220 )

2023-12-15 16:04:45 +08:00

flow_graph_time_ticker.go

enhance: create goroutine only once (#28594 )

2023-11-22 10:26:28 +08:00

flow_graph_write_node.go

enhance: Remove commented code and fix naming issue (#28450 )

2023-11-16 00:22:20 +08:00

flush_task_counter_test.go

Fix flushManager.isFull is too slow (#28141 )

2023-11-03 14:42:17 +08:00

flush_task_counter.go

Fix flushManager.isFull is too slow (#28141 )

2023-11-03 14:42:17 +08:00

io_pool_test.go

Fix copylocks linter errors (#26217 )

2023-08-08 20:41:15 +08:00

io_pool.go

Fix getting incorrect CPU num (#28146 )

2023-11-06 06:02:16 +08:00

l0_compactor_test.go

feat: Add levelzero compaction in DN (#28470 )

2023-11-30 14:30:28 +08:00

l0_compactor.go

fix: Add more throughput in related metrics (#30038 )

2024-01-19 11:34:54 +08:00

meta_service_test.go

Replace manual composed grpc call with Broker methods (#27676 )

2023-10-13 09:55:34 +08:00

meta_service.go

Replace manual composed grpc call with Broker methods (#27676 )

2023-10-13 09:55:34 +08:00

meta_util.go

Use go-api/v2 for milvus-proto (#24770 )

2023-06-09 01:28:37 +08:00

metrics_info.go

enhance: Add FlowgraphManager interface (#28852 )

2023-11-30 18:42:32 +08:00

mock_channelmanager.go

enhance: Change DN channelmanger into interface (#29307 )

2023-12-27 16:00:48 +08:00

mock_fgmanager.go

enhance: separate serializer logic from sync task (#29413 )

2023-12-26 10:40:47 +08:00

mock_test.go

enhance: make compactor use actual buffer size to decide when to sync (#29945 )

2024-01-13 01:32:52 +08:00

OWNERS

[skip ci]Update OWNERS files (#11898 )

2021-11-16 15:41:11 +08:00

rate_collector_test.go

Move some modules from internal to public package (#22572 )

2023-04-06 19:14:32 +08:00

rate_collector.go

Format the code (#27275 )

2023-09-21 09:45:27 +08:00

README.md

[skip ci]Change uppercase of MinIO (#9539 )

2021-10-09 11:22:58 +08:00

services_test.go

enhance: Change DN channelmanger into interface (#29307 )

2023-12-27 16:00:48 +08:00

services.go

fix: Add more throughput in related metrics (#30038 )

2024-01-19 11:34:54 +08:00

stats_updater_test.go

Use writebuffer, sync manager refactory in datanode (#28320 )

2023-11-15 15:24:18 +08:00

stats_updater.go

enhance:Remove msgbase unnecessary assignments (#28511 )

2023-11-24 15:02:39 +08:00

timetick_sender_test.go

Refine datanode Timetick Sender (#28393 )

2023-11-13 21:46:20 +08:00

timetick_sender.go

Refine datanode Timetick Sender (#28393 )

2023-11-13 21:46:20 +08:00

util.go

Format the code (#27275 )

2023-09-21 09:45:27 +08:00

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.