How can I increase my gluster volume?
To expand a volume:
- Prepare the new node with the same configuration and storage as all existing nodes in the Gluster trusted storage pool.
- Add the node to the pool.
- Add the brick(s), for example: $ gluster volume add-brick myvolume node4:/data/glusterfs/myvolume/mybrick/brick.
How do I stop gluster volume?
- Stop the volume using the following command: # gluster volume stop
- Enter y to confirm the operation. The output of the command displays the following: Stopping volume test-volume has been successful.
How do I reset gluster volume?
Regenerate the volfiles names:
- glusterd –xlator-option *.upgrade=on -N.
- service glusterd start.
- crm node standby.
- Note: You can skip this step if no volumes are mounted as this is only required to unmount partially mounted volumes.
- gluster volume stop gl-cache-dl.
Do gluster bricks need to be the same size?
Since the 3.6 release of GlusterFS, it has apparently supported bricks of heterogeneous (different) sizes.
How do you add gluster to Brick?
How to add new brick to replicated GlusterFS volume on Linux
- Step 1 – Install glusterfs.
- Step 2 – Format and setup disk in the server.
- Step 3 – Configure the trusted pool.
- Step 4 – Get info about current volume named gvol0.
- Step 5 – Add a new brick to an existing replicated volume.
- Step 6 – Verify new setup.
How do you remove bricks from GlusterFS?
To shrink a volume:
- Remove the brick(s), for example: # gluster volume remove-brick myvolume node4:/data/glusterfs/myvolume/mybrick/brick start.
- You can check the status of the brick removal using: # gluster volume remove-brick myvolume status.
What type of storage is GlusterFS?
Distributed file system
|Operating system||Linux, OS X, FreeBSD, NetBSD, OpenSolaris|
|Type||Distributed file system|
|License||GNU General Public License v3|
How do I configure gluster?
Installing GlusterFS – a Quick Start Guide
- Step 1 – Have at least three nodes.
- Step 2 – Format and mount the bricks.
- Step 3 – Installing GlusterFS.
- Step 4 – Configure the firewall.
- Step 5 – Configure the trusted pool.
- Step 6 – Set up a GlusterFS volume.
- Step 7 – Testing the GlusterFS volume.
Is already part of a volume GlusterFS?
This error normally occurs when traces of metadata and configs are present it the brick you have created. You can execute the following commands to rectify the issue. Note: /path/to/brick refers to the mount path of Glusterfs volume.
How do I disable mandatory locking in Gluster?
gluster volume set locks.mandatory-locking off – Disable mandatory locking for specified volume. file – Enable Linux kernel style mandatory locking semantics with the help of mode bits (not well tested) forced – Check for conflicting byte range locks for every data modifying operation in a volume
What is the volume set option in Gluster?
When the volume set option is enabled, a gluster volume named gluster_shared_storage is created in the cluster, and is mounted at /var/run/gluster/shared_storage on all the nodes in the cluster. This option cannot be enabled if there is only one node present in the cluster, or if only one node is online in the cluster.
What is the Gluster_shared_storage option?
Features like Snapshot Scheduler, NFS Ganesha and geo-replication require a shared storage to be available across all nodes of the cluster. A gluster volume named gluster_shared_storage is made available for this purpose, and is facilitated by the following volume set option.
How many bricks are in the Gluster test-volume?
# gluster volume info test-volume Volume Name: test-volume Type: Distributed-Replicate Status: Started Number of Bricks: 2 x 2 = 4 Transport-type: tcp Bricks: Brick1: test-host:/rhgs/brick0 Brick2: test-host:/rhgs/brick1 Brick3: test-host:/rhgs/brick2 Brick4: test-host:/rhgs/brick3.