标签:scrub data tcp roo ping conf continue gluster tran
# gluster snapshot create trobvol-s1 trobvol
snapshot create: success: Snap trobvol-s1_GMT-2021.05.16-02.47.36 created successfully
说明:
trobvol-s1 : 快照名字
trobvol: 卷名
默认创建的快照带有时间戳,如果想要创建出来的快照不带有时间戳,可以在命令的最后加上no-timestamp
# gluster snapshot create trobvol-s1 trobvol no-timestamp
这种情况下,想要查看快照创建的时间,可以输入如下的命令:
# gluster snapshot info trobvol-s1
Snapshot : trobvol-s1
Snap UUID : 7c63da82-9198-49d5-99ae-aab62da5cb7d
Created : 2021-05-16 02:56:00 +0000
Snap Volumes:
Snap Volume Name : 08f8c1369bcf45798c4ccb9115033778
Origin Volume name : trobvol
Snaps taken for trobvol : 1
Snaps available for trobvol : 255
Status : Stopped
可以看到该快照的创建时间以及快照的状态。
# gluster snapshot status
或者list查看快照列表
# gluster snapshot list
默认情况下,快照创建出来是没有被激活的
[root@hadoop4 ~]# gluster volume set trobvol features.uss enable
volume set: success
[root@hadoop4 ~]# gluster volume info trobvol
Volume Name: trobvol
Type: Replicate
Volume ID: b43b3e13-5f8c-4ecf-b363-d90d41f508b9
Status: Started
Snapshot Count: 1
Number of Bricks: 1 x 2 = 2
Transport-type: tcp
Bricks:
Brick1: hadoop4:/data/brick1/brick7
Brick2: k8s-node2:/data/brick1/brick5
Options Reconfigured:
features.uss: enable
features.barrier: disable
features.scrub-freq: hourly
features.scrub: Active
features.bitrot: on
performance.client-io-threads: off
nfs.disable: on
transport.address-family: inet
storage.fips-mode-rchecksum: on
cluster.granular-entry-heal: on
[root@hadoop4 ~]# gluster snapshot activate trobvol-s1
Snapshot activate: trobvol-s1: Snap activated successfully
[root@hadoop4 ~]# gluster snapshot info trobvol-s1
Snapshot : trobvol-s1
Snap UUID : 7c63da82-9198-49d5-99ae-aab62da5cb7d
Created : 2021-05-16 02:56:00 +0000
Snap Volumes:
Snap Volume Name : 08f8c1369bcf45798c4ccb9115033778
Origin Volume name : trobvol
Snaps taken for trobvol : 1
Snaps available for trobvol : 255
Status : Started
[root@k8s-node2 gluster_client_trb]# ls -d .snaps/trobvol-s1/
.snaps/trobvol-s1/
[root@k8s-node2 gluster_client_trb]# pwd
/gluster_client_trb
存储在挂载点下的.snaps,这是一个隐藏文件
[root@hadoop4 ~]# gluster volume stop trobvol
Stopping volume will make its data inaccessible. Do you want to continue? (y/n) y
volume stop: trobvol: success
[root@hadoop4 ~]# gluster snapshot restore trobvol-s1
Restore operation will replace the original volume with the snapshotted volume. Do you still want to continue? (y/n) y
Snapshot restore: trobvol-s1: Snap restored successfully
[root@hadoop4 ~]# gluster volume start trobvol
volume start: trobvol: success
[root@hadoop4 ~]# gluster snapshot list // 快照还原就会被删除
No snapshots present
# gluster snapshot delete all // 删除所有快照
标签:scrub data tcp roo ping conf continue gluster tran
原文地址:https://www.cnblogs.com/yjt1993/p/14773414.html