Re: [ceph-users] Cephfs snapshot work

2017-11-07 Thread John Spray
On Tue, Nov 7, 2017 at 3:28 PM, Dan van der Ster wrote: > On Tue, Nov 7, 2017 at 4:15 PM, John Spray wrote: >> On Tue, Nov 7, 2017 at 3:01 PM, Dan van der Ster wrote: >>> On Tue, Nov 7, 2017 at 12:57 PM, John Spray

Re: [ceph-users] Cephfs snapshot work

2017-11-07 Thread Dan van der Ster
On Tue, Nov 7, 2017 at 4:15 PM, John Spray wrote: > On Tue, Nov 7, 2017 at 3:01 PM, Dan van der Ster wrote: >> On Tue, Nov 7, 2017 at 12:57 PM, John Spray wrote: >>> On Sun, Nov 5, 2017 at 4:19 PM, Brady Deetz wrote:

Re: [ceph-users] Cephfs snapshot work

2017-11-07 Thread John Spray
On Tue, Nov 7, 2017 at 3:01 PM, Dan van der Ster wrote: > On Tue, Nov 7, 2017 at 12:57 PM, John Spray wrote: >> On Sun, Nov 5, 2017 at 4:19 PM, Brady Deetz wrote: >>> My organization has a production cluster primarily used for cephfs

Re: [ceph-users] Cephfs snapshot work

2017-11-07 Thread Dan van der Ster
On Tue, Nov 7, 2017 at 12:57 PM, John Spray wrote: > On Sun, Nov 5, 2017 at 4:19 PM, Brady Deetz wrote: >> My organization has a production cluster primarily used for cephfs upgraded >> from jewel to luminous. We would very much like to have snapshots on

Re: [ceph-users] Cephfs snapshot work

2017-11-07 Thread John Spray
On Tue, Nov 7, 2017 at 2:40 PM, Brady Deetz wrote: > Are there any existing fuzzing tools you'd recommend? I know about ceph osd > thrash, which could be tested against, but what about on the client side? I > could just use something pre-built for posix, but that wouldn't

Re: [ceph-users] Cephfs snapshot work

2017-11-07 Thread Brady Deetz
Are there any existing fuzzing tools you'd recommend? I know about ceph osd thrash, which could be tested against, but what about on the client side? I could just use something pre-built for posix, but that wouldn't coordinate simulated failures on the storage side with actions against the fs. If

Re: [ceph-users] Cephfs snapshot work

2017-11-07 Thread John Spray
On Sun, Nov 5, 2017 at 4:19 PM, Brady Deetz wrote: > My organization has a production cluster primarily used for cephfs upgraded > from jewel to luminous. We would very much like to have snapshots on that > filesystem, but understand that there are risks. > > What kind of work

Re: [ceph-users] Cephfs snapshot work

2017-11-06 Thread Vasu Kulkarni
On Sun, Nov 5, 2017 at 8:19 AM, Brady Deetz wrote: > My organization has a production cluster primarily used for cephfs upgraded > from jewel to luminous. We would very much like to have snapshots on that > filesystem, but understand that there are risks. > > What kind of work

[ceph-users] Cephfs snapshot work

2017-11-05 Thread Brady Deetz
My organization has a production cluster primarily used for cephfs upgraded from jewel to luminous. We would very much like to have snapshots on that filesystem, but understand that there are risks. What kind of work could cephfs admins do to help the devs stabilize this feature?