[ceph-users] Ceph - SSD cluster

Phil Schwarz infolist at schwarz-fr.net
Tue Nov 21 06:10:28 PST 2017


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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