Updated doc structure (#9)

manuscript/ha-docker-swarm/maintenance.md

@@ -0,0 +1,83 @@
+# Introduction
+
+## Adding a host
+
+## Adding storage
+
+gluster volume add-brick VOLNAME NEW_BRICK
+
+example
+
+# gluster volume add-brick test-volume server4:/exp4
+Add Brick successful
+
+# Replacing failed host
+
+Followed https://access.redhat.com/documentation/en-US/Red_Hat_Storage/3/html/Administration_Guide/sect-Replacing_Hosts.html
+
+
+[root@glusterfs-server /]# gluster peer status
+Number of Peers: 1
+
+Hostname: ds1
+Uuid: db9c80da-11e4-461d-8ea5-66dd12ca897c
+State: Peer in Cluster (Disconnected)
+[root@glusterfs-server /]#
+
+Grab UUID above
+
+edit /var/lib/glusterd/glusterd.info
+change:
+UUID=aee45c2c-aa19-4d29-bc94-4833f2b22863
+to
+UUID=db9c80da-11e4-461d-8ea5-66dd12ca897c
+
+My peer's id (ds2):
+[root@glusterfs-server /]# gluster system:: uuid get
+UUID: 38ca4e8b-8ef5-4165-9f41-5c8b3f0103cc
+[root@glusterfs-server /]#
+
+vi /var/lib/glusterd/peers/38ca4e8b-8ef5-4165-9f41-5c8b3f0103cc
+
+UUID=38ca4e8b-8ef5-4165-9f41-5c8b3f0103cc
+state=3
+hostname=ds3
+
+
+
+Got volume info
+
+
+[root@glusterfs-server /]# gluster volume info
+
+Volume Name: gv0
+Type: Replicate
+Volume ID: 84e1169c-41dc-467a-9ae1-a474efaf789f
+Status: Started
+Snapshot Count: 0
+Number of Bricks: 1 x 2 = 2
+Transport-type: tcp
+Bricks:
+Brick1: ds1:/var/no-direct-write-here/brick1/gv0
+Brick2: ds3:/var/no-direct-write-here/brick1/gv0
+Options Reconfigured:
+nfs.disable: on
+transport.address-family: inet
+[root@glusterfs-server /]#
+
+
+
+----
+[root@glusterfs-server /]# getfattr -d -m. -ehex /var/no-direct-write-here/brick1/gv0/
+getfattr: Removing leading '/' from absolute path names
+# file: var/no-direct-write-here/brick1/gv0/
+security.selinux=0x73797374656d5f753a6f626a6563745f723a756e6c6162656c65645f743a733000
+trusted.gfid=0x00000000000000000000000000000001
+trusted.glusterfs.dht=0x000000010000000000000000ffffffff
+trusted.glusterfs.volume-id=0x84e1169c41dc467a9ae1a474efaf789f
+
+[root@glusterfs-server /]#
+
+
+
+setfattr -n trusted.glusterfs.volume-id -v 0x84e1169c41dc467a9ae1a474efaf789f /var/no-direct-write-here/brick1/gv0