Thanks Florent,
can ceph distribute write to multiple hosts?
On Mon, Feb 2, 2015 at 10:17 PM, Florent MONTHEL <fmonthel@xxxxxxxxxxxxx> wrote:
> Hi Mad
>
> 3Gbps so you will have SSD Sata ?
> I think you should take 6Gbps controllers to make sure so not have Sata limitations
> Thanks
>
> Sent from my iPhone
>
>> On 2 févr. 2015, at 09:27, mad Engineer <themadengin33r@xxxxxxxxx> wrote:
>>
>> I am trying to create a 5 node cluster using 1 Tb SSD disks with 2 OSD
>> on each server.Each server will have 10G NIC.
>> SSD disks are of good quality and as per label it can support ~300 MBps
>>
>> What are the limiting factor that prevents from utilizing full speed
>> of SSD disks?
>>
>> Disk controllers are 3 Gbps,so if i am not wrong this is the maximum
>> i can achieve per host.Can ceph distribute write parallely and over
>> come this limit of 3Gbps controller and thus fully utilize the
>> capability of ssd disks.
>>
>> I have a working 3 node ceph setup deployed using ceph-deploy using
>> latest firefly and 3.16 kernel but this is on low quality SATA disks
>> and i am planning to upgrade to ssd
>>
>> can some one please help me in understanding this better.
>>
>> Thanks
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