发布时间：2026-06-09 15:47:17
RAID磁盘阵列可为服务器搭建安全、可靠且具备扩展性的外置存储空间。但多数服务器使用者对RAID技术了解有限，加之各类产品宣传过度侧重其容错能力，让不少用户形成了RAID不会发生故障的错误认知。......【阅读全文】
发布时间：2026-06-04 16:07:09
RAID5磁盘阵列具备不错的数据安全能力，单块硬盘故障离线时，仅需更换故障盘即可恢复阵列正常运行。但该阵列不支持两块及以上硬盘同时掉线，一旦出现多盘离线，阵列会直接崩溃。本文结合实际案例，讲解RAID5阵列双盘掉线后的完整数据恢复流程。......【阅读全文】
发布时间：2026-06-02 11:52:54
Oracle数据库常见故障：
1、Oracle数据库无法启动、运行异常。
2、ASM存储损坏故障。
3、误操作导致数据文件丢失。
4、数据文件与Dump文件损坏。......【阅读全文】
发布时间：2026-05-28 15:09:34
本次案例为型号DS5300企业存储设备的数据恢复工作，设备外接扩展柜，底层由十余块物理硬盘划分组建多组RAID5磁盘阵列。设备日常承载业务数据存储业务，运维期间突发异常，其中一组RAID5阵列无故崩溃，阵列内数据无法正常访问。委托北亚数据恢复中心恢复故障存储上的数据。......【阅读全文】
发布时间：2026-05-26 10:24:46
本次故障设备为网站服务器，整机搭载6块硬盘，设备运行Linux系统，分区采用EXT3文件系统。
服务器正常运行期间，单块硬盘突发异常离线。因设备组建为RAID5磁盘阵列架构，单盘掉线不会直接中断业务，服务器仍可维持正常运转。后续阵列内第二块硬盘相继离线，阵列容错机制失效，服务器直接宕机崩溃，业务全面中断。......【阅读全文】
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