TiDB Data Migration (DM) Documentation TOC About DM Benchmarks DM 1.0-GA Benchmark Report DM 1.0-alpha Benchmark Report Features Table Routing Block and Allow Lists Binlog Event Filter Replication Delay Monitoring Online DDL Scheme Merge and Replicate Data from Sharded Tables Usage Scenarios Quick Start Deploy a DM cluster Replicate Data Using DM Deploy Software and Hardware Requirements Deploy a DM Cluster Use DM-Ansible Use Binary Replicate Data Using DM Monitor Create and Verify a Task Performance Test Maintain Cluster Upgrade Cluster Operations Manage Replication Tasks dmctl Introduction Manage Upstream Data Source Precheck a Task Create a Task Query Status Query Error Pause a Task Resume a Task Stop a Task Skip or Replace Abnormal SQL Statements Manually Handle Sharding DDL Locks Handle Alerts Daily Check Troubleshoot Handle Errors Handle Performance Issues Tutorials Simple Replication Scenario Shard Merge Scenario Migrate from Amazon Aurora Shard Merge Best Practices Switch DM-worker Connection between MySQL Instances Performance Tuning Optimize Configuration Reference Architecture DM Overview DM-worker DM Relay Log Command-line Flags Configuration Overview DM-master Configuration DM-worker Configuration Upstream Database Configuration Task Configuration Full Task Configuration Use DM Portal Monitoring Metrics Alert Rules Error Codes FAQ Glossary Release Notes v1.0 1.0.6 1.0.5 1.0.4 1.0.3 1.0.2