Re: [ceph-users] how to enable MDS service in a running Ceph cluster

2013-03-17 Thread Gregory Farnum
On Friday, March 15, 2013 at 2:02 AM, Li, Chen wrote: > I need to create the directory “/var/lib/ceph/mds/mds.$id ”by hand, right ? > > I start the service as you said, and it is succeed. > But, no “mds.$id” directory exist. > Will this affect it working? > > And, what will be installed in the

Re: [ceph-users] how to enable MDS service in a running Ceph cluster

2013-03-15 Thread Li, Chen
d in OSDs, right? Thanks. -chen From: Sebastien Han [mailto:sebastien@enovance.com] Sent: Friday, March 15, 2013 4:49 PM To: Li, Chen Cc: ceph-users@lists.ceph.com Subject: Re: [ceph-users] how to enable MDS service in a running Ceph cluster Hi, * Edit `ceph.conf` and add a MDS section lik

Re: [ceph-users] how to enable MDS service in a running Ceph cluster

2013-03-15 Thread Sebastien Han
Hi,* Edit `ceph.conf` and add a MDS section like so:  [mds]  mds data = "">  keyring = /var/lib/ceph/mds/mds.$id/mdsi.$id.keyring  [mds.0]    host = {hostname}* Create the authentication key (if you use cephx): $ sudo ceph auth get-or-create mds.0 mds 'allow rwx' mds 'allow *' osd 'allow *' > /var/

[ceph-users] how to enable MDS service in a running Ceph cluster

2013-03-15 Thread Li, Chen
Hi list, I'm a new user of Ceph. I have built a set up to try using RBDs, and it works brilliant. I haven't enable MDS service, because I think I do not need it at that time. But now, I want to try Ceph FS on the same cluster. The question here is: I already have some data stored in RBDs. Is t