Gluster users - Mar 2015 - What should I do to improve performance ?

Many many thanks !!!!

Mine is different !!!!

:'(

root at nodo-4:~# virsh -r dumpxml instance-0000002c | grep disk
    <disk type='file' device='disk'>
      <source
file='/var/lib/nova/instances/ef84920d-2009-42a2-90de-29d9bd5e8512/disk'/>
      <alias name='virtio-disk0'/>
    </disk>

Now I investigate more.

BR.

M.


2015-03-24 14:29 GMT+01:00 noc <noc at nieuwland.nl>:
> On 24-3-2015 12:59, marianna cattani wrote:
> > Hello Ben ,
> > whole infrastucture runs on 4 servers with SAS drives 7,200 rpm and a
> > raid controller LSI.
> >
> > Probably the network is oversized compared to the disks and
controllers .
> >
> > To verify that libgfapi is operating, is enough that my vm's disks
> > have named as / dev / vd * ?
> >
> >
> do a 'virsh -r dumpxml yourvm' and have a look at the output should
like
> like:
>
>     <disk type='network' device='disk'
snapshot='no'>
>       <driver name='qemu' type='raw'
cache='none' error_policy='stop'
> io='threads'/>
>       <source protocol='gluster'
>
name='GlusterSSD/e11866bf-1120-4c87-a992-9be32f110b8d/images/09ca5046-ab7a-11d8-9f2a-ffac3e89a6ad/042a9f7d-15be-443d-bcf7-a2ba8db43f72'>
>         <host name='test.com' port='0'/>
>       </source>
>       <target dev='vda' bus='virtio'/>
>       <serial>09ca5046-ab7a-4bd8-9f2a-ffac3e89a6ad</serial>
>       <boot order='1'/>
>       <alias name='virtio-disk0'/>
>       <address type='pci' domain='0x0000'
bus='0x00' slot='0x04'
> function='0x0'/>
>     </disk>
>
> The first line is import type=network indicates that its using libgfapi.
>
> Joop
>
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On 24-3-2015 14:39, marianna cattani wrote:
> Many many thanks !!!!
>
> Mine is different !!!!
>
> :'(
>
> root at nodo-4:~# virsh -r dumpxml instance-0000002c | grep disk
>     <disk type='file' device='disk'>
>       <source
>
file='/var/lib/nova/instances/ef84920d-2009-42a2-90de-29d9bd5e8512/disk'/>
>       <alias name='virtio-disk0'/>
>     </disk>
>
>
Thats a fuse connection. I'm running ovirt + glusterfs where vdsm is a
special version with libgfapi support. Don't know if Openstack has that too?

Joop