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. 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,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 > Cheers, Alwin _______________________________________________ pve-user mailing list [email protected] http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
