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
全量阶段失败报错，关键词“Failed to add the foreign key constraint '***' to system tables” 场景描述 全量迁移或同步期间，日志界面提示信息：Failed to add the foreign key constraint '***'
增量同步失败报错，关键词“write table *** failed: null” 场景描述 增量同步期间DRS任务报错，同步日志界面提示：service INCREMENT failed cause by: write table *** failed: null 可能原因 在增量同步过程中
process is unavailable. Maybe it has been killed manually or by the operating system. Please restart the task if possible or wait for restarting
增量阶段失败报错，关键词“Lock wait timeout exceeded” 场景描述 增量迁移或同步期间DRS任务报错，日志提示信息：service INCREMENT failed, cause by: Lock wait timeout exceeded; try restarting
全量阶段失败报错，关键词“read table=*** failed” 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: read table=`%s`.`%s` failed。 可能原因 源库性能不足或网络不稳定导致从源库读取表数据失败。
PK execute failed” 场景描述 增量迁移或同步期间DRS任务报错，日志提示信息：service INCREMENT failed, cause by: record tid:%s,seqno:%s without PK execute failed in table
全量阶段失败报错，关键词“ shard table=*** failed” 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: shard table=`%s`.`%s` failed 可能原因 源库性能不足或网络不稳定导致源库数据分片超时。
全量阶段失败报错，关键词“load table: *** failed” 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: load table: `%s`.`%s` failed。 可能原因 源库表结构加载时异常，可
全量或增量阶段失败报错，关键词“load table: *** 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: load table: `%s`.`%s` failed 可能原因 全量数据迁移期间用户
y file write failure.” 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: retry structures failed events=the fail structures are
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
增量同步失败报错，关键词“Failed to construct kafka producer. ” 场景描述 Oracle->Kafka同步任务增量阶段报错，同步日志界面提示：service INCREMENT failed, cause by: Failed to construct
增量同步失败报错，关键词“remaining connection slots are reserved” 场景描述 增量同步期间DRS任务报错，同步日志界面提示：service INCREMENT failed, cause by: Unable to connect to DBMS:
全量或增量阶段失败报错，关键词“database log download 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: database log download failed, error code is %s
增量阶段失败报错，关键词“Failed to read file header from” 场景描述 增量迁移或同步期间DRS任务报错，日志提示信息：service INCREMENT failed, cause by: Failed to read file header from
全量阶段失败报错，关键词“extract table structure failed!” 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:extract table structure failed! Table is %s. message
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
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
structure failed in source database” 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: load database structure failed in source
全量阶段失败报错，关键词“failed to create new session” 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: com.continuent.tungsten.replicator
长按/截图保存，微信识别二维码
或者关注公众号“华为云”
