Re: Port no For data Transfer between OSDs

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Hi Wido , Community ,

if we use number =2
in cmd as follows
"ceph osd pool set <poolname>  size <#no> "

does it means for perticular Object we have 2 replica Or total 2
copies in cluster?


Regards,
Hemant Surale.

On Wed, Sep 5, 2012 at 2:44 PM, Wido den Hollander <wido@xxxxxxxxx> wrote:
> On 09/05/2012 07:30 AM, hemant surale wrote:
>>
>> Hi Community ,
>>              I want to trace the data transfer rates occurring between
>> osds while injecting data into ceph cluster. Can you please tell me
>> what ports should I monitor or keep track of?
>>              Thanks !
>
>
> OSDs start binding from port 6800 and counting up from there.
>
> For example, a machine with 4 OSDs running:
>
> root@atom0:~# netstat -nap|grep LISTEN|grep -E ^tcp|grep ceph-osd
> tcp6       0      0 :::6800                 :::* LISTEN      24329/ceph-osd
> tcp6       0      0 :::6801                 :::* LISTEN      24329/ceph-osd
> tcp6       0      0 :::6802                 :::* LISTEN      24329/ceph-osd
> tcp6       0      0 :::6803                 :::* LISTEN      24596/ceph-osd
> tcp6       0      0 :::6804                 :::* LISTEN      24596/ceph-osd
> tcp6       0      0 :::6805                 :::* LISTEN      24596/ceph-osd
> tcp6       0      0 :::6806                 :::* LISTEN      25316/ceph-osd
> tcp6       0      0 :::6807                 :::* LISTEN      25316/ceph-osd
> tcp6       0      0 :::6808                 :::* LISTEN      25316/ceph-osd
> tcp6       0      0 :::6809                 :::* LISTEN      25839/ceph-osd
> tcp6       0      0 :::6810                 :::* LISTEN      25839/ceph-osd
> tcp6       0      0 :::6811                 :::* LISTEN      25839/ceph-osd
> root@atom0:~#
>
> Wido
>
>>
>> Regards,
>> Hemant Surale.
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