[ceph-users] FW: ceph-deploy osd prepare error... umount fails (device busy)

2014-02-08 Thread Rosengaus, Eliezer
From: Rosengaus, Eliezer Sent: Friday, February 07, 2014 2:15 PM To: ceph-users-j...@lists.ceph.com Subject: ceph-deploy osd prepare error I am following the quick=start guides on debian wheezy. When attemping ceph-deploy osd prepare, I get an error (umount fails). The disk is partitioned and

[ceph-users] ceph deploy - new osds - do not mount

2014-02-08 Thread Manuel Lanazca
Hello Team, I am building a new cluster with cep-deply (emperor). I successfully added 24 osds from a host, but when I have tried to add others OSDs from the next host they do not mount. The new osds are created but they state are down The "ceph-deploy osd create" command does not show an

Re: [ceph-users] RBD Caching - How to enable?

2014-02-08 Thread Blair Bethwaite
Ahh, I see I missed the critical bit at the top of the page - thanks for triggering me to look at it again. For posterity... So the writeback mode in librbd and Qemu (at least for SCSI drives) passes on FUA/flush commands, i.e., an fdatasync etc. inside the guest will cause relevant blocks in the

Re: [ceph-users] keyring generation

2014-02-08 Thread Kei.masumoto
(2014/02/05 23:49), Alfredo Deza wrote: On Mon, Feb 3, 2014 at 11:28 AM, Kei.masumoto wrote: Hi Alfredo, Thanks for your reply! I think I pasted all logs from ceph.log, but anyway, I re-executed "ceph-deploy mon create-initial again" Does that make sense? It seems like stack strace are adde