磁盘uuid配置，通过blkid获取磁盘uuid

admin

磁盘uuid配置，通过blkid获取磁盘uuid
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blkid  
blkid
% v( V/ u1 |- a& O! |8 C/dev/vda1: UUID="f8fd700f-c5ec-4b28-b806-f4fa07587130" TYPE="xfs"
! ]7 ]6 v, f: ?# Z  W  d0 n9 g3 U& a/dev/vdb: UUID="10a54f5d-705d-4285-9e74-2c9f7188b64a" TYPE="xfs"
! U* }" P4 G/ k, a$ m6 \1 x/dev/vdc: UUID="d356b86e-f1a8-4a59-a018-5f9739f7d1c0" TYPE="xfs"
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# H( Q# k! @. s& J( w' h前提这些磁盘需要被格式化之后，才可以通过blkid方式获取到uuid

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admin

1、新建和改变分区的UUID
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sudo uuidgen | xargs tune2fs /dev/vdb -U
2、将原有UUID写会到分区
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tune2fs -U c1b9d5a2-f162-11cf-kece-0020afcf16 /dev/vdb

admin

[root@ipaas-test-elk-elasticsearch-03 ~]# blkid
$ [% U1 z) [% D' f: }8 r/dev/vda1: UUID="d55f5cbb-1564-41b8-9850-bb228f4cb78a" TYPE="xfs"
/dev/vdb1: UUID="b6eb34c6-b993-4da1-9d6c-870abb7e8afc" TYPE="ext4" PARTLABEL="primary" PARTUUID="2f9d5433-ea06-4196-8abe-ece187331fc4"