milvus-io/milvus v2.0.2

milvus-2.0.2

on GitHub

v2.0.2

Release date: 2022-04-02

Compatibility

Milvus 2.0.2 is a minor bug-fix version of Milvus 2.0. We fixed multiple critical issues of collection load failure and server crash. We've also greatly boosted the query by ID performance by utilizing primary key index. The Prometheus metrics is redesigned in this version and we highly recommend you to deploy the monitoring system in production environment.

Bug fixes

• #16338 Data coord uses VChannel when when unsubscribing to data node.
• #16178 #15725 Query node crashes.
• #16035 #16063 #16066 Collection load error.
• #15932 Compaction runtime error.
• #15823 DescribeCollection RPC fails in data node failover.
• #15783 Recall drops after compaction.
• #15790 Shallow copy of typeutil.AppendFieldData.
• #15728 Query coord sets wrong watchDmchannelInfo when one partition is empty.
• #15712 DEPLOY_MODE is got or used before set.
• #15702 Data coord panics if message queue service quits before it.
• #15707 Compaction generates empty segment.

Performance

• #16327 Accelerates query speed in sealed segments.
• #15732 #15738 #15774 #15749 #15614 Avoids memory copy for kv interface && GGO.

Improvements

• #16244 #16243 #16245 Extends DataCluster Watch information via etcd.
• #15760 #15787 #16252 Fixes CentOS build.
• #15759 Refines code of data node binlogIO.

Features

• #15540 Adds and implements chunkManager interface.
• #16072 #15839 #15684 #15640 #15582 #15649 #15650 #15606 Refines Prometheus metrics.