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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
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
structures failed events”“Table *** doesn't exist” 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
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:
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
overhead limit exceeded” 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: GC overhead limit exceeded 可能原因 业务存在大数据字段导致同步任务内存超限。 解决方案
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
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
TABLE(包含ADD COLUMN、DROP COLUMN、ALTER COLUMN、RENAME COLUMN、ADD CONSTRAINT、DROP CONSTRAINT、RENAME)、CREATE SEQUENCE、DROP SEQUENCE、ALTER SEQUENCE、CREATE
前源数据库的表存在特殊constraint类型,该constraint添加时仅对新数据进行约束检查,并不检查存量数据是否满足约束条件,所以源表可能存在部分数据不满足约束,部分数据满足约束的情况,目标数据库不支持这类constraint,要求所有数据均满足constraint的约束检查,故数据
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 packet sent
background process is unavailable” 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: 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
全量同步失败报错,关键词“Java heap space” 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: Java heap space 可能原因 业务存在大数据字段导致同步任务内存超限。 解决方案 查看任务状态是否正常。
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
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
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, dbName = %s 可能原因
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