mirror of
https://github.com/funkypenguin/geek-cookbook/
synced 2025-12-13 09:46:23 +00:00
84 lines
1.9 KiB
Markdown
84 lines
1.9 KiB
Markdown
# Introduction
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## Adding a host
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## Adding storage
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gluster volume add-brick VOLNAME NEW_BRICK
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example
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# gluster volume add-brick test-volume server4:/exp4
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Add Brick successful
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# Replacing failed host
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Followed https://access.redhat.com/documentation/en-US/Red_Hat_Storage/3/html/Administration_Guide/sect-Replacing_Hosts.html
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[root@glusterfs-server /]# gluster peer status
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Number of Peers: 1
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Hostname: ds1
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Uuid: db9c80da-11e4-461d-8ea5-66dd12ca897c
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State: Peer in Cluster (Disconnected)
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[root@glusterfs-server /]#
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Grab UUID above
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edit /var/lib/glusterd/glusterd.info
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change:
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UUID=aee45c2c-aa19-4d29-bc94-4833f2b22863
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to
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UUID=db9c80da-11e4-461d-8ea5-66dd12ca897c
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My peer's id (ds2):
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[root@glusterfs-server /]# gluster system:: uuid get
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UUID: 38ca4e8b-8ef5-4165-9f41-5c8b3f0103cc
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[root@glusterfs-server /]#
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vi /var/lib/glusterd/peers/38ca4e8b-8ef5-4165-9f41-5c8b3f0103cc
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UUID=38ca4e8b-8ef5-4165-9f41-5c8b3f0103cc
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state=3
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hostname=ds3
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Got volume info
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[root@glusterfs-server /]# gluster volume info
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Volume Name: gv0
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Type: Replicate
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Volume ID: 84e1169c-41dc-467a-9ae1-a474efaf789f
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Status: Started
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Snapshot Count: 0
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Number of Bricks: 1 x 2 = 2
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Transport-type: tcp
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Bricks:
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Brick1: ds1:/var/no-direct-write-here/brick1/gv0
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Brick2: ds3:/var/no-direct-write-here/brick1/gv0
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Options Reconfigured:
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nfs.disable: on
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transport.address-family: inet
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[root@glusterfs-server /]#
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----
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[root@glusterfs-server /]# getfattr -d -m. -ehex /var/no-direct-write-here/brick1/gv0/
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getfattr: Removing leading '/' from absolute path names
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# file: var/no-direct-write-here/brick1/gv0/
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security.selinux=0x73797374656d5f753a6f626a6563745f723a756e6c6162656c65645f743a733000
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trusted.gfid=0x00000000000000000000000000000001
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trusted.glusterfs.dht=0x000000010000000000000000ffffffff
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trusted.glusterfs.volume-id=0x84e1169c41dc467a9ae1a474efaf789f
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[root@glusterfs-server /]#
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setfattr -n trusted.glusterfs.volume-id -v 0x84e1169c41dc467a9ae1a474efaf789f /var/no-direct-write-here/brick1/gv0
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