= glusterfs
  * [[linux:filesystem:glusterfs:vagrantpoc]]
== links
  * [[https://docs.gluster.org/en/latest/Quick-Start-Guide/Quickstart/]]
  * [[https://kifarunix.com/install-and-setup-glusterfs-on-ubuntu-18-04/]]
  * [[https://www.cyberciti.biz/faq/howto-add-new-brick-to-existing-glusterfs-replicated-volume/]]

  * [[https://www.osradar.com/install-and-configure-glusterfs-debian-10/]]
  * [[https://www.server-world.info/en/note?os=Debian_10&p=glusterfs&f=1]]
  * [[https://www.server-world.info/en/note?os=Debian_10&p=glusterfs&f=4]]
  * [[https://docs.gluster.org/en/latest/CLI-Reference/cli-main/]]
  * [[https://docs.gluster.org/en/latest/Install-Guide/Install/]]
== logs
  * [[https://docs.gluster.org/en/latest/Administrator%20Guide/Logging/]]
  * [[https://rajeshjoseph.gitbooks.io/test-guide/content/cluster/chap-Managing_Gluster_Logs.html]]
  * logrotation config: [[https://www.jamescoyle.net/how-to/807-advanced-glusterfs-log-rotation]]
    * ''/etc/logrotate.d/glusterfs-common''
  * force logrotation: [[https://www.jamescoyle.net/how-to/679-simple-glusterfs-log-rotation]]
    * <code bash>gluster volume info all | grep "Volume Name"</code>
    * gluster volume log rotate VOL_NAME [BRICK]:<code>sudo gluster volume log rotate gv0 processing1:/exports/sdb1/brick1</code>
  * ''/var/log/glusterfs/bricks/exports-sdb1-brick1.log''

== commands
  * <code bash>/etc/init.d/glusterfs-server status</code>
  * config files:**/var/lib/glusterd**

=== generals
<code bash>sudo gluster help</code>
<code bash>
glusterfs --version

glusterfs 3.4.2 built on Jan 14 2014 18:05:35
Repository revision: git://git.gluster.com/glusterfs.git
Copyright (c) 2006-2013 Red Hat, Inc. <http://www.redhat.com/>
GlusterFS comes with ABSOLUTELY NO WARRANTY.
It is licensed to you under your choice of the GNU Lesser
General Public License, version 3 or any later version (LGPLv3
or later), or the GNU General Public License, version 2 (GPLv2),
in all cases as published by the Free Software Foundation.</code>

=== volums
<code bash>
sudo gluster volume info
 
Volume Name: gv0
Type: Replicate
Volume ID: 39159af2-8a53-44f0-9379-43b86370302a
Status: Started
Number of Bricks: 1 x 2 = 2
Transport-type: tcp
Bricks:
Brick1: processing1:/exports/sdb1/brick1
Brick2: processing2:/exports/sda1/brick1
</code>
<code bash>
sudo gluster vol status

Status of volume: gv0
Gluster process						Port	Online	Pid
------------------------------------------------------------------------------
Brick processing1:/exports/sdb1/brick1			49152	Y	2130
Brick processing2:/exports/sda1/brick1			49152	Y	1822
NFS Server on localhost					2049	Y	2119
Self-heal Daemon on localhost				N/A	Y	2125
NFS Server on processing2				2049	Y	1829
Self-heal Daemon on processing2				N/A	Y	1821
 
There are no active volume tasks
</code>
<code bash>gluster volume start gv0</code>
<code bash>gluster volume list</code>

=== logs
  * <code bash>gluster volume log locate <VOLNAME></code> <- no funciona encara que apareix a la documentació
  * <code bash>gluster volume log rotate <VOLNAME> <BRICK></code>

=== peers
  * o TSP = Trusted Server Pool:<code bash>gluster pool list</code>
  * afegir un nou node (ja configurat):<code bash>gluster peer probe <HOSTNAME></code>
  * treure node:<code bash>gluster peer detach <HOSTNAME></code>
  * status dels nodes:<code bash>gluster peer status</code>