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

blkid  
9 c2 ?; k+ @4 Y( `& W6 L' M blkid
3 @. B+ @- d: O/dev/vda1: UUID="f8fd700f-c5ec-4b28-b806-f4fa07587130" TYPE="xfs"
# G9 O3 e2 D4 u6 r( g: C! H( z/dev/vdb: UUID="10a54f5d-705d-4285-9e74-2c9f7188b64a" TYPE="xfs"
& @5 d1 d; s7 O# ~/dev/vdc: UUID="d356b86e-f1a8-4a59-a018-5f9739f7d1c0" TYPE="xfs"

6 v+ |/ w. X& l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

admin

1、新建和改变分区的UUID
+ w. I* ]9 k& a
sudo uuidgen | xargs tune2fs /dev/vdb -U
/ m: S! ^  I. {+ {2 F+ {1 v2、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
0 J& ~- t* m/ z/ J. l$ W+ p/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"