[ceph-users] Re: First 6 nodes cluster with Octopus

2021-03-30 Thread DHilsbos
Mabi; We're running Nautilus, and I am not wholly convinced of the "everything in containers" view of the world, so take this with a small grain of salt... 1) We don't run Ubuntu, sorry. I suspect the documentation highlights 18.04 because it's the current LTS release. Personally, if I had a

[ceph-users] Re: First 6 nodes cluster with Octopus

2021-03-31 Thread Stefan Kooman
On 3/30/21 9:02 PM, mabi wrote: Hello, I am planning to setup a small Ceph cluster for testing purpose with 6 Ubuntu nodes and have a few questions mostly regarding planning of the infra. 1) Based on the documentation the OS requirements mentions Ubuntu 18.04 LTS, is it ok to use Ubuntu 20.04

[ceph-users] Re: First 6 nodes cluster with Octopus

2021-03-31 Thread mabi
‐‐‐ Original Message ‐‐‐ On Wednesday, March 31, 2021 9:01 AM, Stefan Kooman wrote: > For best performance you want to give the MONs their own disk, > preferably flash. Ceph MONs start to use disk space when the cluster is > in an unhealthy state (as to keep track of all PG changes). So i

[ceph-users] Re: First 6 nodes cluster with Octopus

2021-03-31 Thread Stefan Kooman
On 3/31/21 2:52 PM, mabi wrote: ‐‐‐ Original Message ‐‐‐ On Wednesday, March 31, 2021 9:01 AM, Stefan Kooman wrote: For best performance you want to give the MONs their own disk, preferably flash. Ceph MONs start to use disk space when the cluster is in an unhealthy state (as to keep t

[ceph-users] Re: First 6 nodes cluster with Octopus

2021-03-31 Thread mabi
‐‐‐ Original Message ‐‐‐ On Wednesday, March 31, 2021 3:16 PM, Stefan Kooman wrote: > "Daemon containers deployed with cephadm, however, do not need /etc/ceph > at all. Use the --output-dir option to put them in a > different directory (for example, .). This may help avoid conflicts with

[ceph-users] Re: First 6 nodes cluster with Octopus

2021-04-03 Thread David Orman
On Tue, Mar 30, 2021 at 2:03 PM mabi wrote: > > Hello, > > I am planning to setup a small Ceph cluster for testing purpose with 6 Ubuntu > nodes and have a few questions mostly regarding planning of the infra. > > 1) Based on the documentation the OS requirements mentions Ubuntu 18.04 LTS, > is

[ceph-users] Re: First 6 nodes cluster with Octopus

2021-04-05 Thread mabi
‐‐‐ Original Message ‐‐‐ On Saturday, April 3, 2021 11:22 PM, David Orman wrote: > We use cephadm + podman for our production clusters, and have had a > great experience. You just need to know how to operate with > containers, so make sure to do some reading about how containers work. > W