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如何将 Linux 磁盘 WWID 与 LUN 序列号匹配？

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适用场景

  • SAN
  • Linux
  • WWID （全球通用标识符）

问题描述

  • 全球通用标识符（ World Wide Identifier ， WWID ）可用于在 Linux 操作系统中可靠地识别磁盘设备。
  • 这是 SCSI 标准要求所有 SCSI 设备提供的一个与系统无关的永久性 ID 。
  • WWID 标识符保证对每个存储设备都是唯一的，并且与用于访问该设备的路径无关。
  • WWID 编号可用于确定 LUN 的序列号，反之亦然
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