Am Mittwoch, 6. Juli 2016, 14:31:48 CEST schrieb Alwin Antreich: > Hi Markus, > > On 07/06/2016 02:06 PM, Markus Dellermann wrote: > > 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 > > But this gives me the error message, when I try to mount the image. I > created a separate email on this to follow up. >
You have tried this: monhost 192.168.4.50;192.168.4.51;192.168.4.52 ? > Thanks. > > >> ==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,det > >> ect- 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 > > Cheers, > Alwin > _______________________________________________ > 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
