On Mon, Sep 16, 2013 at 12:58 PM, Justin Ryan <justin.ryan@xxxxxxxxxx> wrote:
> Hi,
>
> I'm brand new to Ceph, attempting to follow the Getting Started guide with 2
> VMs. I completed the Preflight without issue. I completed Storage Cluster
> Quick Start, but have some questions:
>
> The Single Node Quick Start grey box -- does 'single node' mean if you're
> running the whole thing on a single machine, if you have only one server
> node like the diagram at the top of the page, or if you're only running one
> OSD process? I'm not sure if I need to make the `osd crush chooseleaf type`
> change.
>
> Are the LIST, ZAP, and ADD OSDS ON STANDALONE DISKS sections an alternative
> to the MULTIPLE OSDS ON THE OS DISK (DEMO ONLY) section? I thought I set up
> my OSDs already on /tmp/osd{0,1}.
>
> Moving on to the Block Device Quick Start -- it says "To use this guide, you
> must have executed the procedures in the Object Store Quick Start guide
> first" -- but the link to the Object Store Quick Start actually points to
> the Storage Cluster Quick Start -- which is it?
>
> Most importantly, it says "Ensure your Ceph Storage Cluster is in an active
> + clean state before working with the Ceph Block Device" --- how can tell if
> my cluster is active+clean?? The only ceph* command on the admin node is
> ceph-deploy, and running `ceph` on the server node:
>
> ceph@jr-ceph2:~$ ceph
> 2013-09-16 16:53:10.880267 7feb96c1b700 -1 monclient(hunting): ERROR:
> missing keyring, cannot use cephx for authentication
> 2013-09-16 16:53:10.880271 7feb96c1b700 0 librados: client.admin
> initialization error (2) No such file or directory
> Error connecting to cluster: ObjectNotFound
There is a ticket open for this, but you basically need super-user
permissions here to run (any?) ceph commands.
>
> Thanks in advance for any help, and apologies if I missed anything obvious.
>
>
>
>
>
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