On Fri, Jun 30, 2017 at 8:31 AM, Martin Emrich <[email protected]> wrote:
> Hi! > > > > I’d like to set up new OSDs with bluestore: the real data (“block”) on a > spinning disk, and DB+WAL on a SSD partition. > > > > But I do not use ceph-deploy, and never used ceph-disk (I set up the > filestore OSDs manually). > > Google tells me that ceph-disk does not (yet) support splitting the > components across multiple block devices, I also had no luck while > attempting it anyways. (using Ceph 12.1 RC1) > why not give ceph-deploy a chance, It has options to specify for db and wal in command line. you dont have to worry about what options to pass to ceph-disk as it encapsulates that *ex: ceph-deploy osd create --bluestore --block-wal /dev/nvme0n1 --block-db /dev/nvme0n1 p30:sdb* > > > I just can’t find documentation on how to set up a bluestore OSD manually: > > > > - How do I “prepare” the block, block.wal and block.db blockdevices? > Just directing ceph-osd to the block devices via ceph.conf does not seem to > be enough. > - Do bluestore OSDs still use/need a separate journal file/device? Or > ist that replaced by the WAL? > > > > http://docs.ceph.com/docs/master/ also has not very much information on > using bluestore, is this documentation deprecated? > The document has fallen behind for manual deployment and ceph-deploy usage for bluestore as well, but if you use the above command, it will clearly throw out what it is doing and how ceph-disk is being called, those are essentially manual steps that should go in document. I think we have a tracker for update which is pending for sometime. > > > Thanks for any hints, > > > > Martin > > > > _______________________________________________ > ceph-users mailing list > [email protected] > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >
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