I prefer to use the crush hook location functionality to call a script like this so OSD’s are dynamically placed in the correct crush root on startup http://xo4t.mj.am/link/xo4t/qyxpl1y/1/EkPBCl0BUb6QPSTl5DoJnQ/aHR0cHM6Ly9naXN0LmdpdGh1Yi5jb20vd2lkby81ZDI2ZDg4MzY2ZTI4ZTI1ZTIzZA From: ceph-users [mailto:ceph-users-bounces@xxxxxxxxxxxxxx] On Behalf Of Michael Kuriger
Sent: 17 November 2015 22:17
To: Sean Redmond <sean.redmond1@xxxxxxxxx>; Nikola Ciprich <nikola.ciprich@xxxxxxxxxxx>
Cc: ceph-users <ceph-users@xxxxxxxxxxxxxx>
Subject: Re: SSD pool and SATA pool 
| | Michael Kuriger Sr. Unix Systems Engineer * mk7193@xxxxxx |( 818-649-7235 |
Hi, The below should help you: On Tue, Nov 17, 2015 at 9:58 PM, Nikola Ciprich <nikola.ciprich@xxxxxxxxxxx> wrote: I'm not an ceph expert, but I needed to use
osd crush update on start = false
in [osd] config section..
BR
nik
On Tue, Nov 17, 2015 at 08:53:37PM +0000, Michael Kuriger wrote:
> Hey everybody,
> I have 10 servers, each with 2 SSD drives, and 8 SATA drives. Is it possible to create 2 pools, one made up of SSD and one made up of SATA? I tried manually editing the crush map to do it, but the configuration doesn’t seem to persist reboots. Any help would be very appreciated.
>
> Thanks!
>
> Mike
>
>
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