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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
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
全量同步期间DRS任务报错,同步日志界面提示:service DATAMOVE failed, cause by: target engine postgresql client initialize failed, detail: Unable to connect to DBMS: url=%s/position3
process is unavailable. Maybe it has been killed manually or by the operating system. Please restart the task if possible or wait for restarting
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。
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。
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
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
60000 ms while waiting to connect” 场景描述 MongoDB->DDS实时迁移场景,全量或增量迁移报错,日志提示信息:service LOGMANAGER failed, cause by: [reason]:Failed to connect to
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:
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
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
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。
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
ms while waiting for a server that matches com.mongodb.client.internal” 场景描述 MongoDB->DDS实时迁移场景,增量迁移报错,日志提示信息:service INCREMENT failed, cause
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
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