什么是系统的 UUID 值以及如何更改它?
Issue
-
系统的 UUID 的含义是什么?
/sys/devices/virtual/dmi/id/product_uuid文件值 (RHEL 6, 7, 8 9)-
dmidecode输出中的UUID字段值,Getting SMBIOS data from sysfs. : System Information Manufacturer: <VendorName> Product Name: <ModelName> Serial Number: <SerialNumber> UUID: 12345678-1234-1234-1234-123456789abc <== -
lshal输出中的system.hardware.uuid(RHEL6);
- 必要时,是否可以更改主板的 UUID?
Environment
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 6
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