[Gluster-users] mount with one alive node in replica set

Ravishankar N ravishankar at redhat.com
Thu Jun 18 11:18:16 UTC 2015



On 06/18/2015 04:25 PM, Игорь Бирюлин wrote:
> Thank you for you answer!
>
> I check recomendation:
> 1. On first node closed all connection from second node by iptables. 
> Check that on both nodes "gluster peer status" return  "Disconnected". 
> Check that on both nodes share was mounted and work well like local 
> file system.
> 2. Rebooted second node (remind first node closed by iptables). Second 
> node booted without problem and proccesses of glusterfs started:
> # ps aux | grep [g]luster
> root      4145  0.0  0.0 375692 16076 ?        Ssl 13:35   0:00 
> /usr/sbin/glusterd -p /var/run/glusterd.pid
>
> "gluster peer status" return "Disconnected"and volume started on 
> localhost:
> # gluster volume info
>  Volume Name: files
> Type: Replicate
> Volume ID: 41067184-d57a-4132-a997-dbd47c974b40
> Status: Started
> Number of Bricks: 1 x 2 = 2
> Transport-type: tcp
> Bricks:
> Brick1: xxx1:/storage/gluster_brick_repofiles
> Brick2: xxx2:/storage/gluster_brick_repofiles
>
> Вut I cann't mount this volume:
> # cat /etc/fstab |grep gluster
> 127.0.0.1:/files /repo           glusterfs       rw,_netdev 0 0
> # mount /repo
> Mount failed. Please check the log file for more details.
>
> Part of log I have sent in first message.
>
> If I will open first node by iptables I could mount without problem, 
> but what must I do, when I lost one node and I have probability reboot 
> another node?
>
>
`gluster volume start <volname> force` doesn't work?

>
> 2015-06-17 18:46 GMT+03:00 Ravishankar N <ravishankar at redhat.com 
> <mailto:ravishankar at redhat.com>>:
>
>
>
>     On 06/17/2015 07:04 PM, Игорь Бирюлин wrote:
>
>         If we turn off one server, another will be work and mounted
>         volume will be use without problem.
>         But if we rebooted our another server, when first was turned
>         off (or gluster was stopped on this server), our volume cann't
>         mount (glusterd started).
>
>     If both nodes are down and you bring up only one node, glusterd
>     will not start the volume (i.e. the brick, nfs and glustershd
>     processes) automatically. It waits for the other node's glusterd
>     also to be up so that they are in sync. You can override this
>     behavior by doing a `gluster volume start <volname> force` to
>     bring up the gluster process only on this node and then mount the
>     volume.
>
>     -Ravi
>
>

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.gluster.org/pipermail/gluster-users/attachments/20150618/0e6e8295/attachment.html>


More information about the Gluster-users mailing list