[Openstack-operators] Any serious stability and performance issues on RBD as ephemeral storage ?
vahric at doruk.net.tr
Sat Dec 10 16:39:37 UTC 2016
Thanks Mike ,
Thanks for sharing
From: Mike Smith <mismith at overstock.com>
Date: Saturday, 10 December 2016 at 08:22
To: Vahric Muhtaryan <vahric at doruk.net.tr>
Cc: David Medberry <openstack at medberry.net>,
"openstack-operators at lists.openstack.org"
<openstack-operators at lists.openstack.org>, "matt at mattjarvis.org.uk"
<matt at mattjarvis.org.uk>
Subject: Re: [Openstack-operators] Any serious stability and performance
issues on RBD as ephemeral storage ?
We use Ceph for nova ephemeral as well on thousands of VMs and we love it.
Fast provisioning of VMs, solid, reliable and flexible. Works great with
live-migration. The only time we ever have a problem is an OSD is allowed
to get too full. Never let that happen!
Lead Cloud Systems Architect
> On Dec 8, 2016, at 10:36 AM, Matt Jarvis <matt at mattjarvis.org.uk> wrote:
> I'd say using Ceph for ephemeral disks is the most common deployment pattern,
> at DataCentred we've been using it for years. It's rock solid and has been for
> several releases. There were some edge case issues around resizing and
> snapshotting, but I think that's all been fixed in the last couple of
> On Thu, Dec 8, 2016 at 4:58 PM, David Medberry <openstack at medberry.net> wrote:
>> We've been using it and recommending it for years. It solves many many
>> problems with a running cloud and there have been very few issues. Pay close
>> attention when upgrading versions of CEPH and do things in the right order
>> and you will be fine!
>> On Wed, Dec 7, 2016 at 7:51 AM, Vahric Muhtaryan <vahric at doruk.net.tr> wrote:
>>> Hello All,
>>> I would like to use ephemeral disks with ceph instead of on nova compute
>>> node. I saw that there is an option to configure it but find many different
>>> bugs and reports for its not working , not stable , no success at the
>>> instance creation time.
>>> Anybody In this list use ceph as an ephemeral storage without any problem ?
>>> Could you pls share your experiences pls ?
>>> OpenStack-operators mailing list
>>> OpenStack-operators at lists.openstack.org
>> OpenStack-operators mailing list
>> OpenStack-operators at lists.openstack.org
> OpenStack-operators mailing list
> OpenStack-operators at lists.openstack.org
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