检测到您已登录华为云国际站账号，为了您更好的体验，建议您访问国际站服务网站 https://www.huaweicloud.com/intl/zh-cn
不再显示此消息
检测到您已登录华为云国际站账号，为了您更好的体验，建议您访问国际站服务网站 https://www.huaweicloud.com/intl/zh-cn
不再显示此消息
全量或增量阶段失败报错，关键词“Communications link failure” 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: Communications link failure The last
增量迁移失败报错，关键词“Command failed with error *** (***):***.
unavailable.
全量或增量阶段失败报错，关键词“Extract db create sql failed” 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 LOGMANAGER failed, cause by: Extract db create sql failed
全量阶段失败报错，关键词“Too many keys specified; max 64 keys allowed” 场景描述 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
cause by: retry structures failed events=the fail structures are [type=constraint_data, index=0, schema_name=%s, object_name=%s]reason:[The
cause by: retry structures failed events=the fail structures are [type=constraint_data, index=106, schema_name=%s, object_name=%s]reason:[Incorrect
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。
unavailable.
可能原因 目标库创建索引时，需要的内存大于数据库配置maintenance_work_mem的大小。 解决方案 参考修改实例参数内容，修改目标数据库RDS for PostgreSQL配置参数maintenance_work_mem至合适值。
cause by: source engine postgresql client initialize failed, detail: Unable to connect to DBMS: url=%s/position3.0?
全量同步失败报错，关键词“type 'hstore' does not exist” 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
全量同步失败报错，关键词“password must not equal user name” 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
全量同步失败报错，关键词“column *** does not exist” 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
全量同步失败报错，关键词“type 'geometry' does not exist” 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
]:Failed to connect to database due to network, check the network between the DRS and the database or try again later.
cause by: retry structures failed events=the fail structures are [type=function, index=2, schema_name=%s, object_name=%s]reason:[Access denied
全量同步失败报错，关键词“permission denied for schema ***” 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=
对比任务报错，关键词“失败报错：service SDV failed!
by: [reason]:Failed to connect to database due to network, check the network between the DRS and the database or try again later.
长按/截图保存，微信识别二维码
或者关注公众号“华为云”
