Re: [ceph-users] Recover VM Images from Dead Cluster

2016-12-24 Thread Shinobu Kinjo
On Sun, Dec 25, 2016 at 7:33 AM, Brad Hubbard wrote: > On Sun, Dec 25, 2016 at 3:33 AM, w...@42on.com wrote: >> >> >>> Op 24 dec. 2016 om 17:20 heeft L. Bader het volgende >>> geschreven: >>> >>> Do you have any references on this? >>> >>> I searched for something like this quite a lot and did

Re: [ceph-users] Recover VM Images from Dead Cluster

2016-12-24 Thread Brad Hubbard
On Sun, Dec 25, 2016 at 3:33 AM, w...@42on.com wrote: > > >> Op 24 dec. 2016 om 17:20 heeft L. Bader het volgende >> geschreven: >> >> Do you have any references on this? >> >> I searched for something like this quite a lot and did not find anything... >> > > No, saw it somewhere on the ML I thi

Re: [ceph-users] Recover VM Images from Dead Cluster

2016-12-24 Thread w...@42on.com
> Op 24 dec. 2016 om 17:20 heeft L. Bader het volgende > geschreven: > > Do you have any references on this? > > I searched for something like this quite a lot and did not find anything... > No, saw it somewhere on the ML I think, but I am not sure. I just know it is in development or on

Re: [ceph-users] Atomic Operations?

2016-12-24 Thread Henrik Korkuc
On 16-12-23 22:14, Kent Borg wrote: Hello, a newbie here! Doing some playing with Python and librados, and it is mostly easy to use, but I am confused about atomic operations. The documentation isn't clear to me, and Google isn't giving me obvious answers either... I would like to do some lo

Re: [ceph-users] BlueStore with v11.1.0 Kraken

2016-12-24 Thread Eugen Leitl
On Sat, Dec 24, 2016 at 01:32:31PM +0100, Wido den Hollander wrote: > > The designated metadata servers are LXC VMs, so the question is whether > > I should give them 8 or 16 MB RAM. I also wonder whether the underlying > > data store (hardware RAID 1, 7200 rpm SATA) would profit from using > > S

Re: [ceph-users] Atomic Operations?

2016-12-24 Thread Kent Borg
On 12/24/2016 08:55 AM, Misa wrote: I'm using a different scheme (might be suboptimal in your case). I store object version id in object attributes. Every update increases version number. So the update first reads object version from rados and then creates transaction like this ```python wop

Re: [ceph-users] Recover VM Images from Dead Cluster

2016-12-24 Thread w...@42on.com
> Op 24 dec. 2016 om 14:47 heeft L. Bader het volgende > geschreven: > > Hello, > > I have a problem with our (dead) Ceph-Cluster: The configuration seems to be > gone (deleted / overwritten) and all monitors are gone aswell. However, we do > not have (up-to-date) backups for all VMs (used

Re: [ceph-users] Atomic Operations?

2016-12-24 Thread Misa
I'm using a different scheme (might be suboptimal in your case). I store object version id in object attributes. Every update increases version number. So the update first reads object version from rados and then creates transaction like this ```python wop = ctx.write_op_create() wop.assert_e

[ceph-users] Recover VM Images from Dead Cluster

2016-12-24 Thread L. Bader
Hello, I have a problem with our (dead) Ceph-Cluster: The configuration seems to be gone (deleted / overwritten) and all monitors are gone aswell. However, we do not have (up-to-date) backups for all VMs (used with Proxmox) and we would like to recover them from "raw" OSDs only (we have all O

Re: [ceph-users] Atomic Operations?

2016-12-24 Thread Wido den Hollander
> Op 23 december 2016 om 21:14 schreef Kent Borg : > > > Hello, a newbie here! > > Doing some playing with Python and librados, and it is mostly easy to > use, but I am confused about atomic operations. The documentation isn't > clear to me, and Google isn't giving me obvious answers either..

Re: [ceph-users] rgw leaking data, orphan search loop

2016-12-24 Thread Wido den Hollander
> Op 23 december 2016 om 16:05 schreef Wido den Hollander : > > > > > Op 22 december 2016 om 19:00 schreef Orit Wasserman : > > > > > > HI Maruis, > > > > On Thu, Dec 22, 2016 at 12:00 PM, Marius Vaitiekunas > > wrote: > > > On Thu, Dec 22, 2016 at 11:58 AM, Marius Vaitiekunas > > > wrote:

Re: [ceph-users] BlueStore with v11.1.0 Kraken

2016-12-24 Thread Wido den Hollander
> Op 23 december 2016 om 14:34 schreef Eugen Leitl : > > > > Hi Wido, > > thanks for your comments. > > On Fri, Dec 23, 2016 at 02:00:44PM +0100, Wido den Hollander wrote: > > > > My original layout was using 2x single Xeon nodes with 24 GB RAM each > > > under Proxmox VE for the test applic