Hi All
I am struggling to gain information relating to whether Ceph without SSD
drives will give sufficient performance in my planned infrastructure
refresh using Openstack. I was keen to go with Ceph, with its support in
Openstack and Ubuntu, but it has been suggested that a SAN solution would
pr
Hello!
I am new to ceph, please take that into account.
I'm experimenting with 3mons+2osds setup and got into situation when I
recreated both of osds.
My pools:
ceph> osd lspools
0 data,1 metadata,
These are just the defaults, I deleted rbd pool, the other two I can't
delete it says that they
> Not to 3.2. I would recommend running a more recent ubuntu kernel (which
> I *think* the support on 12.04 still) like 3.8 or 3.11. Those kernels
> should be pretty stable provided the ubuntu kernel guys are keeping up
> with the mainline stable kernels at kernel.org (they generally do).
Thanks
Hi,
I'm not looking at your hardware in detail (except to say that you absolutely
must have 3 monitors and that I don't know what a load balancer would be useful
for in this setup), but perhaps the two parameters below may help you evaluate
your system.
To estimate the IOPS capacity of your cl
On 04/05/2014 07:15 AM, Ta Ba Tuan wrote:
Hi everyone
My Ceph cluster is running, I'm plaining to tune my Ceph performance.
I want to increase object size from 4M to 16MB (maybe 32MB,..)
With the fomular: "stripe_unit" * "stripe_count" equals "object_size",
i'm thinking to change this followi
HI all,
I am trying to setup a Ceph cluster for the first time.
I am following the manual deployment at I want to orchestrate it with
puppet.
http://ceph.com/docs/master/install/manual-deployment/
All is going well until I want to add the OSD to the crush map.
I get the following error:
ceph
Adam,
I believe you need the command 'ceph osd create' prior to 'ceph-osd -i X
--mkfs --mkkey' for each OSD you add.
http://ceph.com/docs/master/rados/operations/add-or-rm-osds/#adding-an-osd-manual
Cheers,
Mike
On 4/5/2014 7:37 PM, Adam Clark wrote:
HI all,
I am trying to setup a Ceph c
Thanks Mike,
Perfect.
Cheers
Adam
On Sun, Apr 6, 2014 at 9:53 AM, Mike Dawson wrote:
> Adam,
>
> I believe you need the command 'ceph osd create' prior to 'ceph-osd -i X
> --mkfs --mkkey' for each OSD you add.
>
> http://ceph.com/docs/master/rados/operations/add-or-rm-
> osds/#adding-an-osd-
Hello,
On Sat, 5 Apr 2014 08:44:02 +0100 Ian Marshall wrote:
> Hi All
>
> I am struggling to gain information relating to whether Ceph without SSD
> drives will give sufficient performance in my planned infrastructure
> refresh using Openstack. I was keen to go with Ceph, with its support in
>
