Hi Somnath, We have deployed many machines in parallel and it generally works. Keep in mind that if you deploy many many (>1000) then this will create so many osdmap incrementals, so quickly, that the memory usage on the OSDs will increase substantially (until you reboot). Best Regards, Dan On Mon, Mar 30, 2015 at 5:29 PM, Somnath Roy <Somnath.Roy@xxxxxxxxxxx> wrote: > Hi, > > I am planning to modify our deployment script so that it can create and > deploy multiple OSDs in parallel to the same host as well as on different > hosts. > > Just wanted to check if there is any problem to run say ‘ceph-deploy osd > create’ etc. in parallel while deploying cluster. > > > > Thanks & Regards > > Somnath > > > ________________________________ > > PLEASE NOTE: The information contained in this electronic mail message is > intended only for the use of the designated recipient(s) named above. If the > reader of this message is not the intended recipient, you are hereby > notified that you have received this message in error and that any review, > dissemination, distribution, or copying of this message is strictly > prohibited. If you have received this communication in error, please notify > the sender by telephone or e-mail (as shown above) immediately and destroy > any and all copies of this message in your possession (whether hard copies > or electronically stored copies). > > > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html