[PVE-User] Ceph Harddisk

admin-at-extremeshok-dot-com admin at extremeshok.com
Fri Mar 3 11:34:58 CET 2017


See screenshot of a clients cluster we setup. 

Ceph with 3x 480GB ssd (2/3 = 960GB usable) and ceph with 6x 2TB Hdd (2/3 = 8TB usable)

The client can deploy cm/ct to either the SSD or the HDD, as they are run as independent strorage systems.

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On 03/03/2017 12:05 AM, Uwe Sauter wrote:
> Yes, you can add arbitrary sized disks to Ceph. Usually the disk size is used as the OSD's weight factor which influences the placement of data. 
>
> Am 2. März 2017 22:49:23 MEZ schrieb Daniel <daniel at linux-nerd.de>:
>> Hi there,
>>
>> i am playing abit with Cepg since some weeks and i just wanted to know
>> if I can do the following:
>>
>> Actually I run a Ceph-Storage with 3x 500GB SSD (Just for test issues)
>> Can I add some new 2TB Harddisks or smaller 128GB SSDs just to expand
>> more DIskspace?
>> Can Ceph handle different sizing of Harddisk?
>>
>> --
>> Grüsse
>>
>> Daniel
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