Hi.. Am Mittwoch, 6. Juli 2016, 13:56:21 CEST schrieb Alwin Antreich: > Hi, > > On 07/06/2016 09:33 AM, Eneko Lacunza wrote: > > Hi, > > > > El 06/07/16 a las 09:26, Alwin Antreich escribió: > >> On 07/06/2016 08:27 AM, Eneko Lacunza wrote: > >>> Hi Alwin, > >>> > >>> In Proxmox Ceph client integration is done using librbd, not krbd. > >>> Stripe parameters can't be defined from Proxmox GUI.>> > >> If I understood correctly, this depends, if you add a ceph pool to > >> proxmox with the KRBD option enabled or not. I know that these settings > >> aren't done through the GUI, as you need to create the image with ceph > >> tools manually.> > > Sorry, I didn't recall the "new" krbd checkbox in storage config, never > > used that myself. Why are you using it? > For LXC it's required, as this maps the rbd image, so it can be mounted by > lxc. > >>> Why are you changing striping parameters? > >> > >> We have some write intense tasks to perform and stripping can boost write > >> performance. To test this I would like to add such a disk to a VM. > > > > I would do as follows: > > - Create the VM rbd disk from GUI > > - Then from CLI, remove rbd volume and recreate with the same name and the > > striping parameters you want. > That's the way I went, but the disk isn't picked up and the only thing I see > is the timeout. > > Are you using SSDs for journals? > > > > > > Cheers > > It is working now, but in the end, I found two different issues. The first > one, had to do with the VM I was testing, once I tried the same setup with > a different VM it gave me the second issue. Apparently there is a > difference between mon_host address list formatting with comma or space > between IPs. > > ==with KRBD== > monhost 192.168.4.50,192.168.4.51,192.168.4.52 > ==w/o KRBD== > monhost 192.168.4.50 192.168.4.51 192.168.4.52 >
You should use semicolon > ==error message== > kvm: -drive > file=rbd:rbd2/vm-101-disk-1:mon_host=192.168.4.50,192.168.4.51,192.168.4.52: > id=admin:auth_supported=cephx:keyring=/etc/pve/priv/ceph/rbd2.keyring,if=non > e,id=drive-virtio0,cache=writeback,discard=on,format=raw,aio=threads,detect- > zeroes=unmap: Block format 'raw' used by device 'drive-virtio0' doesn't > support the option '192.168.4.51' > > Now, is this a ceph issue or proxmox? I will send a new email to follow up > on this separately. > > Cheers, > Alwin > Markus > _______________________________________________ > pve-user mailing list > [email protected] > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user _______________________________________________ pve-user mailing list [email protected] http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
