Re: Help with CRUSH maps

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On Thu, Oct 31, 2013 at 2:29 PM, Alexis GÜNST HORN
<alexis.gunsthorn@xxxxxxxxxxxx> wrote:
> -11     0               drive hdd
> -21     0                       datacenter hdd-dc1
> -102    0                               room hdd-dc1-A
> -503    0                                       host A-ceph-osd-2
> 20      0                                               osd.20  up      1
>                                                         ...
> 27      0                                               osd.27  up      1
> -505    0                                       host A-ceph-osd-3
> 35      0                                               osd.35  up      1
>                                                         ...
> 42      0                                               osd.42  up      1
> -101    0                               room hdd-dc1-B
> -504    0                                       host B-ceph-osd-2
> 28      0                                               osd.28  up      1
>                                                         ...
> 34      0                                               osd.34  up      1
> -506    0                                       host B-ceph-osd-3
> 43      0                                               osd.43  up      1
>                                                         ...
> 50      0                                               osd.50  up      1

BTW, you'll also need to weight the OSD's in your hdd bucket. 0 means
they won't get any data. Normally the weight should = the size of the
drive in TB.

Cheers, Dan
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