Almost! The primary OSD sends out the data to its replicas simultaneously
with putting it into the journal.
-Greg

On Monday, January 20, 2014, Tim Zhang <[email protected]> wrote:

> Hi guys,
> I wonder how does store objects. Consider the writing obj process,  IMO,
> osd first get obj data from client, then the primary osd get the data,
> store the data in journal(with sync) , after that the primary osd spray the
> obj to other replica osd simultaneously, and each replica osd will write
> the journal with sync and then reply to the primary osd. After recieving
> all the replies from replica osd,  primary osd will report the write op is
> finished. Is there anything wrong?
>


-- 
Software Engineer #42 @ http://inktank.com | http://ceph.com
_______________________________________________
ceph-users mailing list
[email protected]
http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Reply via email to