--- title: "常见问题 | OceanBase 文档中心" description: 常见问题 一般运维 修改 OMS 容器的资源配额 OMS 宕机问题排查指南 OMS 追加部署 InfluxDB 扩大 OMS 的磁盘 如何导出和导入数据源的配置信息 如何修改挂载盘的路径 OMS Meta 库停机迁移 任务诊断 Oracle Store 常见问题排查 Oracle Store 性能调优 Oracle … image: https://mdn.alipayobjects.com/huamei_22khvb/afts/img/A*OSPzQ6GUQF4AAAAAQHAAAAgAeiGDAQ/original --- 切换语言 - 中文站 - 简体中文 - International - English - 日本站 - 日本語 文档反馈![](https://mdn.alipayobjects.com/huamei_22khvb/afts/img/A*L03BS6f-o40AAAAAAAAAAAAADiGDAQ/original) 迁移服务 OMSV 4.3.1 企业版 # 常见问题 更新时间：2026-04-14 15:36:02 ## 一般运维 - [修改 OMS 容器的资源配额](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234435) - [OMS 宕机问题排查指南](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234436) - [OMS 追加部署 InfluxDB](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234437) - [扩大 OMS 的磁盘](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234438) - [如何导出和导入数据源的配置信息](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000267141) - [如何修改挂载盘的路径](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000267145) - [OMS Meta 库停机迁移](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000265487) ## 任务诊断 - [Oracle Store 常见问题排查](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234439) - [Oracle Store 性能调优](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234440) - [Oracle Store 在 isUpdatePK 堆栈处报错](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234441) - [Store 没有下游请求位点的数据](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234442) - [OceanBase Store RPC 访问 OceanBase 集群失败](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234443) - [使用 Logminer 拉取 Oracle 数据库的数据](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234444) - [OMS 任务调度报错：Failed to establish a new connection: [Errno 111] Connection refused](https://www.oceanbase.com/knowledge-base/oms-ee-20000000126) ## 运维监控 - [告警规则说明](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234445) ## 数据同步 - [增量数据同步到 Kafka 的顺序问题](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234446) - [增量同步任务如何在 OMS 进行断点续传](https://www.oceanbase.com/knowledge-base/oms-ee-20000000024) - [如何处理 OMS 表结构同步子任务异常问题](https://www.oceanbase.com/knowledge-base/oms-ee-20000000160) - [OMS 一个数据同步任务出现多个 Store 组件](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000262839) ## 数据迁移 ### 全量迁移 - [如何查询 Full-Verification 组件的名称](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234448) - [如何查询 OMS 全量组件日志文件](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234449) - [如何查询 OMS 全量组件校验结果文件](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234450) - [目标表不存在](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234451) - [如何处理因存在 LOB 字段导致全量迁移失败的问题](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234452) - [如何处理乱码无法写入 OceanBase 数据库 V3.1.2 的问题](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234453) - [OMS 全量迁移报错 No alive hosts in current region](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000262840) - [OBHighWatermarkMonitor 因目标端 OceanBase 数据库内存或 CPU 不足导致写入阻塞](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000280773) - [如何获取 Oracle 数据库中和 OceanBase 数据库不兼容的 DATE 数据](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000280775) ### 增量同步 - [如何跳过 DDL](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234454) - 疑似热点问题 - [DDL 频繁执行](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000253328) - [DDL 执行慢阻塞任务运行](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000253329) - [Oracle 数据库的前镜像不包含所有 UK 值](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000253330) - [存在热点行数据](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000253331) - [如何迁移或同步超过 30 个字符的 Oracle 数据库对象](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234455) - 任务延迟 - [排查慢 SQL 导致的任务延迟](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000298698) - [Oracle 数据库至 OceanBase 数据库 MySQL 兼容模式的数据迁移任务延迟过大](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000266017) - [如何更新黑白名单](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234456) - [ETL 概要](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234457) - [如何为 Oracle 至 OceanBase 数据库 Oracle 兼容模式的数据迁移任务配置归档模式](https://www.oceanbase.com/knowledge-base/oms-ee-20000000105) - [增量同步无主键表 where 条件过多报错 Invalid argument](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000321583) - [Oracle 数据库 OMS 增量同步的 Store 组件性能优化](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000266015) - [如何处理 Store 组件遇到乱码记录检查点停滞不前的问题](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000266016) - [OMS 不支持以 ROWID 作为行过滤条件](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000298699) - [OMS 查询数据字典缓慢导致 JDBCWriter 进程检查点推进缓慢](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000321002) - [OMS 添加 hotKeyMerge 参数后检查点停滞不前](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000321003) - [OMS Store 异常 Data lost while parsing record](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000260727) - [OMS Oracle Store 报错 socket read timed out](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000260728) ## 预检查 - [OMS 新建数据同步任务预检查报错目标端 DataBase 不存在](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000321578) - [OMS 数据迁移预检查时最大允许包大小检查项不通过](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000321580) - [OMS 数据迁移任务预检查警告信息处理](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000321581) ## 登录及密码 - [如何处理 admin 用户密码被锁定的问题](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000267149) ## 部署升级 - [如何升级 Store 组件](https://www.oceanbase.com/knowledge-base/oms-ee-1000000000234458) 上一篇 下一篇 ![有帮助](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*y6ocSqN8cqsAAAAAAAAAAAAAARQnAQ)![无帮助](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*BG9IQJyLHF8AAAAAAAAAAAAAARQnAQ)![反馈](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*eTWdQKCRKHwAAAAAAAAAAAAAARQnAQ)[AI](https://www.oceanbase.com/obi) 咨询热线