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replication stream failed, the source database may have a long transaction: ****.” 场景描述 任务启动失败报错，同步日志界面提示：service LOGMANAGER failed, caused by: Initialize
灾备阶段失败报错，关键词“A dml without pk write target db fail” 场景描述 MySQL为源灾备任务报错，日志界面提示：A dml without pk write target db fail。 可能原因 无主键表由于缺乏行的唯一性标志，在网络不稳定情况下，无主键表数据写入时与源数据库数据不一致。
全量迁移或同步期间DRS任务报错，日志提示信息：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=constraint_data, index=0, schema_name=%s
background process is unavailable” 场景描述 全量或增量阶段，DRS迁移或同步任务报错，日志提示信息：service %s failed, cause by: The background process is unavailable. Maybe it has
全量迁移或同步期间，日志界面提示信息：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=constraint_data, index=0, schema_name=DB
required is *** MB, maintenance_work_mem is *** MB” 场景描述 全量或增量同步期间DRS任务报错，同步日志界面提示：retry structures failed events=the fail structures are [type=index
全量迁移或同步期间DRS任务报错，日志提示信息：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=constraint_data, index=106, schema_name=%s
after 60000 ms while waiting to connect” 场景描述 MongoDB->DDS实时迁移场景，全量迁移报错，日志提示信息：service DATAMOVE failed, cause by: [reason]:Failed to connect to database
全量阶段失败报错，关键词“Lock wait timeout exceeded; try restarting transaction” 场景描述 全量迁移或同步期间DRS任务报错，日志提示信息：service DATAMOVE failed, cause by: apply e
方向转换前 查看子任务1灾备监控，主2显示禁止执行DDL状态。 图2 转换前灾备监控 单击任务“操作”列的“方向转换”。 在弹出对话框中单击“是”确认转换。 转换后，子任务灾备关系发生改变，子任务1成为反向任务。 图3 反向转换后 查看子任务1灾备监控，此时主1显示禁止执行DDL状态。
parse fail, data dictionary may be not complete!” 场景描述 全量或增量阶段，DRS迁移或同步任务报错，日志提示信息：service CAPTURER failed, cause by: tbinlog parse fail, data
全量阶段失败报错，关键字“Unknown collation: 'utf8mb4_0900_ai_ci'” 场景描述 全量迁移或同步期间DRS任务报错，日志提示信息：retry structures failed events=the fail structures are [type=table_structure
场景描述 全量同步期间DRS任务报错，同步日志界面提示：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=operator, index=2, schema_name=public
全量同步期间DRS任务报错，同步日志界面提示：service DATAMOVE failed, cause by: source engine postgresql client initialize failed, detail: Unable to connect to DBMS: url=%s/position3
场景描述 全量同步期间DRS任务报错，同步日志界面提示：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=account, index=0, schema_name=dummy
场景描述 全量迁移期间DRS任务报错，日志提示信息：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=function, index=2, schema_name=%s
场景描述 全量同步期间DRS任务报错，同步日志界面提示：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=table_structure, index=0
场景描述 全量同步期间DRS任务报错，同步日志界面提示：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=function, index=0, schema_name=%s
场景描述 全量同步期间DRS任务报错，同步日志界面提示：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=operator, index=2, schema_name=public
全量迁移或同步期间DRS任务报错，日志提示信息：service DATAMOVE failed, cause by: retry structures failed events=the fail structures are [type=account, index=0, schema_name=mysql
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