[ceph-users] Ceph - SSD cluster

Eric Nelson ericnelson at gmail.com
Tue Nov 21 17:18:02 PST 2017


Plus one here the evos are terrible

On Tue, Nov 21, 2017 at 6:10 AM Phil Schwarz <infolist at schwarz-fr.net>
wrote:

> Hi,
> not a real HAL, but keeping this list [1] in mind is mandatory.
>
> According to me, use roughly any kind of Intel SSD :3750 in SATA or best
> 3700 in MVNE.
> Avoid any Samsung pro or EVO  of nearly any kind.(Haven't found a link,
> sorry)
>
> My 2 cents
>
> [1] :
>
> https://www.sebastien-han.fr/blog/2014/10/10/ceph-how-to-test-if-your-ssd-is-suitable-as-a-journal-device/
>
>
> Le 21/11/2017 à 11:34, Ronny Aasen a écrit :
> > On 20. nov. 2017 23:06, Christian Balzer wrote:
> >> On Mon, 20 Nov 2017 15:53:31 +0100 Ansgar Jazdzewski wrote:
> >>
> >>> Hi *,
> >>>
> >>> just on note because we hit it, take a look on your discard options
> >>> make sure it not run on all OSD at the same time.
> >>>
> >> Any SSD that actually _requires_ the use of TRIM/DISCARD to maintain
> >> either speed or endurance I'd consider unfit for Ceph to boot.
> >>
> >
> >
> > hello
> >
> > is there some sort of hardware compatibillity list for this part ?
> > perhaps community maintained on the wiki or similar.
> >
> > there are some older blog posts covering some devices, but hard to find
> > ceph related for current devices.
> >
> > kind regards
> > Ronny Aasen
> >
> > _______________________________________________
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> > ceph-users at lists.ceph.com
> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>
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