[Users] Adding new disk to Ovort node
Gabi C
gabicr at gmail.com
Wed Dec 18 11:26:57 UTC 2013
Update on Glusterfs issue
I manage to recover lost volume after recretaing the same volume name with
same bricks, whisch raised an error message, resolved by, on both nodes:
setfattr -x trusted.glusterfs.volume-id $brick_path
setfattr -x trusted.gfid $brick_path
On Wed, Dec 18, 2013 at 12:12 PM, Gabi C <gabicr at gmail.com> wrote:
> node 1:
>
> [root at virtual5 admin]# cat /config/files
> /etc/fstab
> /etc/shadow
> /etc/default/ovirt
> /etc/ssh/ssh_host_key
> /etc/ssh/ssh_host_key.pub
> /etc/ssh/ssh_host_dsa_key
> /etc/ssh/ssh_host_dsa_key.pub
> /etc/ssh/ssh_host_rsa_key
> /etc/ssh/ssh_host_rsa_key.pub
> /etc/rsyslog.conf
> /etc/libvirt/libvirtd.conf
> /etc/libvirt/passwd.db
> /etc/passwd
> /etc/sysconfig/network
> /etc/collectd.conf
> /etc/libvirt/qemu/networks
> /etc/ssh/sshd_config
> /etc/pki
> /etc/logrotate.d/ovirt-node
> /var/lib/random-seed
> /etc/iscsi/initiatorname.iscsi
> /etc/libvirt/qemu.conf
> /etc/sysconfig/libvirtd
> /etc/logrotate.d/libvirtd
> /etc/multipath.conf
> /etc/hosts
> /etc/sysconfig/network-scripts/ifcfg-enp3s0
> /etc/sysconfig/network-scripts/ifcfg-lo
> /etc/ntp.conf
> /etc/shadow
> /etc/vdsm-reg/vdsm-reg.conf
> /etc/shadow
> /etc/shadow
> /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt
> /etc/sysconfig/network-scripts/route-ovirtmgmt
> /etc/sysconfig/network-scripts/rule-ovirtmgmt
> /root/.ssh/authorized_keys
> /etc/vdsm/vdsm.id
> /etc/udev/rules.d/12-ovirt-iosched.rules
> /etc/vdsm/vdsm.conf
> /etc/sysconfig/iptables
> /etc/resolv.conf
> /etc/sysconfig/network-scripts/ifcfg-VPO_IPPROXY
> /etc/sysconfig/network-scripts/ifcfg-enp6s0
> /etc/sysconfig/network-scripts/ifcfg-enp6s0.50
> /etc/glusterfs/glusterd.vol
> /etc/selinux/config
>
>
>
>
>
>
>
> node 2:
>
>
> [root at virtual4 ~]# cat /config/files
> /etc/fstab
> /etc/shadow
> /etc/default/ovirt
> /etc/ssh/ssh_host_key
> /etc/ssh/ssh_host_key.pub
> /etc/ssh/ssh_host_dsa_key
> /etc/ssh/ssh_host_dsa_key.pub
> /etc/ssh/ssh_host_rsa_key
> /etc/ssh/ssh_host_rsa_key.pub
> /etc/rsyslog.conf
> /etc/libvirt/libvirtd.conf
> /etc/libvirt/passwd.db
> /etc/passwd
> /etc/sysconfig/network
> /etc/collectd.conf
> /etc/libvirt/qemu/networks
> /etc/ssh/sshd_config
> /etc/pki
> /etc/logrotate.d/ovirt-node
> /var/lib/random-seed
> /etc/iscsi/initiatorname.iscsi
> /etc/libvirt/qemu.conf
> /etc/sysconfig/libvirtd
> /etc/logrotate.d/libvirtd
> /etc/multipath.conf
> /etc/hosts
> /etc/sysconfig/network-scripts/ifcfg-enp3s0
> /etc/sysconfig/network-scripts/ifcfg-lo
> /etc/shadow
> /etc/shadow
> /etc/vdsm-reg/vdsm-reg.conf
> /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt
> /etc/sysconfig/network-scripts/route-ovirtmgmt
> /etc/sysconfig/network-scripts/rule-ovirtmgmt
> /root/.ssh/authorized_keys
> /etc/shadow
> /etc/shadow
> /etc/vdsm/vdsm.id
> /etc/udev/rules.d/12-ovirt-iosched.rules
> /etc/sysconfig/iptables
> /etc/vdsm/vdsm.conf
> /etc/shadow
> /etc/resolv.conf
> /etc/ntp.conf
> /etc/sysconfig/network-scripts/ifcfg-VPO_IPPROXY
> /etc/sysconfig/network-scripts/ifcfg-enp6s0
> /etc/sysconfig/network-scripts/ifcfg-enp6s0.50
> /etc/glusterfs/glusterd.vol
> /etc/selinux/config
>
>
>
> On Wed, Dec 18, 2013 at 12:07 PM, Fabian Deutsch <fabiand at redhat.com>wrote:
>
>> Am Mittwoch, den 18.12.2013, 12:03 +0200 schrieb Gabi C:
>> > So here it is:
>> >
>> >
>> > in tab volumes add new volume - Replicated, then added storage -
>> > data/glusterfs. Then I impoerted Vm, ran them and at some point,
>> > needing some space for a Redhat Satellite instance I decided to put
>> > both node in maintenace stop them add new disk devices and restart,
>> > but after restart the gluster volume defined under Volumes Tab
>> > vanished!
>>
>> Antoni,
>>
>> can you tell what log files to look at to find out why that storage
>> domain vanished - from a Engine side?
>>
>> And do you know what files related to gluster are changed on the Node
>> side?
>>
>> Gabi,
>>
>> could you please provide the contents of /config/files on the Node.
>>
>> > Glusterfs data goes under /data directory which was automatically
>> > configured when I installed the node.
>>
>> Yep, /data is on the Data LV - that should be good.
>>
>> - fabian
>>
>> >
>> >
>> > On Wed, Dec 18, 2013 at 11:45 AM, Fabian Deutsch <fabiand at redhat.com>
>> > wrote:
>> > Am Mittwoch, den 18.12.2013, 11:42 +0200 schrieb Gabi C:
>> > > Yes, it is the VM part..I just run into an issue. My setup
>> > consist in
>> > > 2 nodes with glusterfs and after adding supplemental hard
>> > disk, after
>> > > reboot I've lost glusterfs volumes!
>> >
>> >
>> > Could you exactly explain what you configured?
>> >
>> > >
>> > > How can I persist any configuration on node and I refer here
>> > to
>> > > ''setenforce 0'' - for ssh login to work- and further
>> >
>> >
>> > How changes can be persisted on Node can be found here:
>> >
>> http://www.ovirt.org/Node_Troubleshooting#Making_changes_on_the_host
>> >
>> > Do you know into what path the glusterfs data goes? Or is it
>> > written
>> > directly onto a disk/LV?
>> >
>> > - fabian
>> >
>> > > "" http://www.ovirt.org/Features/GlusterFS_Storage_Domain
>> > > * option rpc-auth-allow-insecure on ==> in
>> > glusterd.vol (ensure
>> > > u restart glusterd service... for this to take
>> > effect)
>> >
>> > > * volume set <volname> server.allow-insecure on ==>
>> > (ensure u
>> > > stop and start the volume.. for this to take
>> > effect)''
>> > >
>> > >
>> > > Thanks!
>> > >
>> > >
>> > >
>> > >
>> > >
>> > > On Wed, Dec 18, 2013 at 11:35 AM, Fabian Deutsch
>> > <fabiand at redhat.com>
>> > > wrote:
>> > > Am Mittwoch, den 18.12.2013, 08:34 +0200 schrieb
>> > Gabi C:
>> > > > Hello!
>> > > >
>> > > >
>> > > > In order to increase disk space I want to add a
>> > new disk
>> > > drive to
>> > > > ovirt node. After adding this should I proceed as
>> > "normal" -
>> > > pvcreate,
>> > > > vgcreate, lvcreate and so on - or these
>> > configuration will
>> > > not
>> > > > persist?
>> > >
>> > >
>> > > Hey Gabi,
>> > >
>> > > basically plain LVM is used in Node - so yes
>> > pvcreate and
>> > > lvextend can
>> > > be used.
>> > > What storage part do you want to extend? The part
>> > where the
>> > > VMs reside?
>> > > You will also need to take care to extend the
>> > filesystem.
>> > >
>> > > - fabian
>> > >
>> > >
>> > >
>> >
>> >
>> >
>> >
>>
>>
>
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