Re: Upgrade from Giant to Hammer and after some basic operations most of the OSD's went down

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On Thu, 30 Apr 2015, tuomas.juntunen@xxxxxxxxxxxxxxx wrote:
> Hey
> 
> Yes I can drop the images data, you think this will fix it?

It's a slightly different assert that (I believe) should not trigger once 
the pool is deleted.  Please give that a try and if you still hit it I'll 
whip up a workaround.

Thanks!
sage

 > 
> 
> Br,
> 
> Tuomas
> 
> > On Wed, 29 Apr 2015, Tuomas Juntunen wrote:
> >> Hi
> >>
> >> I updated that version and it seems that something did happen, the osd's
> >> stayed up for a while and 'ceph status' got updated. But then in couple of
> >> minutes, they all went down the same way.
> >>
> >> I have attached new 'ceph osd dump -f json-pretty' and got a new log from
> >> one of the osd's with osd debug = 20,
> >> http://beta.xaasbox.com/ceph/ceph-osd.15.log
> >
> > Sam mentioned that you had said earlier that this was not critical data?
> > If not, I think the simplest thing is to just drop those pools.  The
> > important thing (from my perspective at least :) is that we understand the
> > root cause and can prevent this in the future.
> >
> > sage
> >
> >
> >>
> >> Thank you!
> >>
> >> Br,
> >> Tuomas
> >>
> >>
> >>
> >> -----Original Message-----
> >> From: Sage Weil [mailto:sage@xxxxxxxxxxxx]
> >> Sent: 28. huhtikuuta 2015 23:57
> >> To: Tuomas Juntunen
> >> Cc: ceph-users@xxxxxxxxxxxxxx; ceph-devel@xxxxxxxxxxxxxxx
> >> Subject: Re:  Upgrade from Giant to Hammer and after some basic
> >> operations most of the OSD's went down
> >>
> >> Hi Tuomas,
> >>
> >> I've pushed an updated wip-hammer-snaps branch.  Can you please try it?
> >> The build will appear here
> >>
> >>
> >> http://gitbuilder.ceph.com/ceph-deb-trusty-x86_64-basic/sha1/08bf531331afd5e
> >> 2eb514067f72afda11bcde286
> >>
> >> (or a similar url; adjust for your distro).
> >>
> >> Thanks!
> >> sage
> >>
> >>
> >> On Tue, 28 Apr 2015, Sage Weil wrote:
> >>
> >> > [adding ceph-devel]
> >> >
> >> > Okay, I see the problem.  This seems to be unrelated ot the giant ->
> >> > hammer move... it's a result of the tiering changes you made:
> >> >
> >> > > > > > > > The following:
> >> > > > > > > >
> >> > > > > > > > ceph osd tier add img images --force-nonempty ceph osd
> >> > > > > > > > tier cache-mode images forward ceph osd tier set-overlay
> >> > > > > > > > img images
> >> >
> >> > Specifically, --force-nonempty bypassed important safety checks.
> >> >
> >> > 1. images had snapshots (and removed_snaps)
> >> >
> >> > 2. images was added as a tier *of* img, and img's removed_snaps was
> >> > copied to images, clobbering the removed_snaps value (see
> >> > OSDMap::Incremental::propagate_snaps_to_tiers)
> >> >
> >> > 3. tiering relation was undone, but removed_snaps was still gone
> >> >
> >> > 4. on OSD startup, when we load the PG, removed_snaps is initialized
> >> > with the older map.  later, in PGPool::update(), we assume that
> >> > removed_snaps alwasy grows (never shrinks) and we trigger an assert.
> >> >
> >> > To fix this I think we need to do 2 things:
> >> >
> >> > 1. make the OSD forgiving out removed_snaps getting smaller.  This is
> >> > probably a good thing anyway: once we know snaps are removed on all
> >> > OSDs we can prune the interval_set in the OSDMap.  Maybe.
> >> >
> >> > 2. Fix the mon to prevent this from happening, *even* when
> >> > --force-nonempty is specified.  (This is the root cause.)
> >> >
> >> > I've opened http://tracker.ceph.com/issues/11493 to track this.
> >> >
> >> > sage
> >> >
> >> >
> >> >
> >> > > > > > > >
> >> > > > > > > > Idea was to make images as a tier to img, move data to img
> >> > > > > > > > then change
> >> > > > > > > clients to use the new img pool.
> >> > > > > > > >
> >> > > > > > > > Br,
> >> > > > > > > > Tuomas
> >> > > > > > > >
> >> > > > > > > > > Can you explain exactly what you mean by:
> >> > > > > > > > >
> >> > > > > > > > > "Also I created one pool for tier to be able to move
> >> > > > > > > > > data without
> >> > > > > > > outage."
> >> > > > > > > > >
> >> > > > > > > > > -Sam
> >> > > > > > > > > ----- Original Message -----
> >> > > > > > > > > From: "tuomas juntunen"
> >> > > > > > > > > <tuomas.juntunen@xxxxxxxxxxxxxxx>
> >> > > > > > > > > To: "Ian Colle" <icolle@xxxxxxxxxx>
> >> > > > > > > > > Cc: ceph-users@xxxxxxxxxxxxxx
> >> > > > > > > > > Sent: Monday, April 27, 2015 4:23:44 AM
> >> > > > > > > > > Subject: Re:  Upgrade from Giant to Hammer
> >> > > > > > > > > and after some basic operations most of the OSD's went
> >> > > > > > > > > down
> >> > > > > > > > >
> >> > > > > > > > > Hi
> >> > > > > > > > >
> >> > > > > > > > > Any solution for this yet?
> >> > > > > > > > >
> >> > > > > > > > > Br,
> >> > > > > > > > > Tuomas
> >> > > > > > > > >
> >> > > > > > > > >> It looks like you may have hit
> >> > > > > > > > >> http://tracker.ceph.com/issues/7915
> >> > > > > > > > >>
> >> > > > > > > > >> Ian R. Colle
> >> > > > > > > > >> Global Director
> >> > > > > > > > >> of Software Engineering Red Hat (Inktank is now part of
> >> > > > > > > > >> Red Hat!) http://www.linkedin.com/in/ircolle
> >> > > > > > > > >> http://www.twitter.com/ircolle
> >> > > > > > > > >> Cell: +1.303.601.7713
> >> > > > > > > > >> Email: icolle@xxxxxxxxxx
> >> > > > > > > > >>
> >> > > > > > > > >> ----- Original Message -----
> >> > > > > > > > >> From: "tuomas juntunen"
> >> > > > > > > > >> <tuomas.juntunen@xxxxxxxxxxxxxxx>
> >> > > > > > > > >> To: ceph-users@xxxxxxxxxxxxxx
> >> > > > > > > > >> Sent: Monday, April 27, 2015 1:56:29 PM
> >> > > > > > > > >> Subject:  Upgrade from Giant to Hammer and
> >> > > > > > > > >> after some basic operations most of the OSD's went down
> >> > > > > > > > >>
> >> > > > > > > > >>
> >> > > > > > > > >>
> >> > > > > > > > >> I upgraded Ceph from 0.87 Giant to 0.94.1 Hammer
> >> > > > > > > > >>
> >> > > > > > > > >> Then created new pools and deleted some old ones. Also
> >> > > > > > > > >> I created one pool for tier to be able to move data
> >> > > > > > > > >> without
> >> > > outage.
> >> > > > > > > > >>
> >> > > > > > > > >> After these operations all but 10 OSD's are down and
> >> > > > > > > > >> creating this kind of messages to logs, I get more than
> >> > > > > > > > >> 100gb of these in a
> >> > > > > > night:
> >> > > > > > > > >>
> >> > > > > > > > >>  -19> 2015-04-27 10:17:08.808584 7fd8e748d700  5 osd.23
> >> > > pg_epoch:
> >> > > >
> >> > > > > > > > >> 17882 pg[0.189( v 8480'7 (0'0,8480'7] local-les=16609
> >> > > > > > > > >> n=0
> >> > > > > > > > >> ec=1 les/c
> >> > > > > > > > >> 16609/16659
> >> > > > > > > > >> 16590/16590/16590) [24,3,23] r=2 lpr=17838
> >> > > > > > > > >> pi=15659-16589/42
> >> > > > > > > > >> crt=8480'7 lcod
> >> > > > > > > > >> 0'0 inactive NOTIFY] enter Started
> >> > > > > > > > >>    -18> 2015-04-27 10:17:08.808596 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[0.189( v 8480'7 (0'0,8480'7] local-les=16609
> >> > > > > > > > >> n=0
> >> > > > > > > > >> ec=1 les/c
> >> > > > > > > > >> 16609/16659
> >> > > > > > > > >> 16590/16590/16590) [24,3,23] r=2 lpr=17838
> >> > > > > > > > >> pi=15659-16589/42
> >> > > > > > > > >> crt=8480'7 lcod
> >> > > > > > > > >> 0'0 inactive NOTIFY] enter Start
> >> > > > > > > > >>    -17> 2015-04-27 10:17:08.808608 7fd8e748d700  1
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[0.189( v 8480'7 (0'0,8480'7] local-les=16609
> >> > > > > > > > >> n=0
> >> > > > > > > > >> ec=1 les/c
> >> > > > > > > > >> 16609/16659
> >> > > > > > > > >> 16590/16590/16590) [24,3,23] r=2 lpr=17838
> >> > > > > > > > >> pi=15659-16589/42
> >> > > > > > > > >> crt=8480'7 lcod
> >> > > > > > > > >> 0'0 inactive NOTIFY] state<Start>: transitioning to Stray
> >> > > > > > > > >>    -16> 2015-04-27 10:17:08.808621 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[0.189( v 8480'7 (0'0,8480'7] local-les=16609
> >> > > > > > > > >> n=0
> >> > > > > > > > >> ec=1 les/c
> >> > > > > > > > >> 16609/16659
> >> > > > > > > > >> 16590/16590/16590) [24,3,23] r=2 lpr=17838
> >> > > > > > > > >> pi=15659-16589/42
> >> > > > > > > > >> crt=8480'7 lcod
> >> > > > > > > > >> 0'0 inactive NOTIFY] exit Start 0.000025 0 0.000000
> >> > > > > > > > >>    -15> 2015-04-27 10:17:08.808637 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[0.189( v 8480'7 (0'0,8480'7] local-les=16609
> >> > > > > > > > >> n=0
> >> > > > > > > > >> ec=1 les/c
> >> > > > > > > > >> 16609/16659
> >> > > > > > > > >> 16590/16590/16590) [24,3,23] r=2 lpr=17838
> >> > > > > > > > >> pi=15659-16589/42
> >> > > > > > > > >> crt=8480'7 lcod
> >> > > > > > > > >> 0'0 inactive NOTIFY] enter Started/Stray
> >> > > > > > > > >>    -14> 2015-04-27 10:17:08.808796 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[10.181( empty local-les=17879 n=0 ec=17863
> >> > > > > > > > >> les/c
> >> > > > > > > > >> 17879/17879
> >> > > > > > > > >> 17863/17863/17863) [25,5,23] r=2 lpr=17879 crt=0'0
> >> > > > > > > > >> inactive NOTIFY] exit Reset 0.119467 4 0.000037
> >> > > > > > > > >>    -13> 2015-04-27 10:17:08.808817 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[10.181( empty local-les=17879 n=0 ec=17863
> >> > > > > > > > >> les/c
> >> > > > > > > > >> 17879/17879
> >> > > > > > > > >> 17863/17863/17863) [25,5,23] r=2 lpr=17879 crt=0'0
> >> > > > > > > > >> inactive NOTIFY] enter Started
> >> > > > > > > > >>    -12> 2015-04-27 10:17:08.808828 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[10.181( empty local-les=17879 n=0 ec=17863
> >> > > > > > > > >> les/c
> >> > > > > > > > >> 17879/17879
> >> > > > > > > > >> 17863/17863/17863) [25,5,23] r=2 lpr=17879 crt=0'0
> >> > > > > > > > >> inactive NOTIFY] enter Start
> >> > > > > > > > >>    -11> 2015-04-27 10:17:08.808838 7fd8e748d700  1
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[10.181( empty local-les=17879 n=0 ec=17863
> >> > > > > > > > >> les/c
> >> > > > > > > > >> 17879/17879
> >> > > > > > > > >> 17863/17863/17863) [25,5,23] r=2 lpr=17879 crt=0'0
> >> > > > > > > > >> inactive NOTIFY]
> >> > > > > > > > >> state<Start>: transitioning to Stray
> >> > > > > > > > >>    -10> 2015-04-27 10:17:08.808849 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[10.181( empty local-les=17879 n=0 ec=17863
> >> > > > > > > > >> les/c
> >> > > > > > > > >> 17879/17879
> >> > > > > > > > >> 17863/17863/17863) [25,5,23] r=2 lpr=17879 crt=0'0
> >> > > > > > > > >> inactive NOTIFY] exit Start 0.000020 0 0.000000
> >> > > > > > > > >>     -9> 2015-04-27 10:17:08.808861 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[10.181( empty local-les=17879 n=0 ec=17863
> >> > > > > > > > >> les/c
> >> > > > > > > > >> 17879/17879
> >> > > > > > > > >> 17863/17863/17863) [25,5,23] r=2 lpr=17879 crt=0'0
> >> > > > > > > > >> inactive NOTIFY] enter Started/Stray
> >> > > > > > > > >>     -8> 2015-04-27 10:17:08.809427 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[2.189( empty local-les=16127 n=0 ec=1 les/c
> >> > > > > > > > >> 16127/16344
> >> > > > > > > > >> 16125/16125/16125) [23,5] r=0 lpr=17838 crt=0'0 mlcod
> >> > > > > > > > >> 0'0 inactive] exit Reset 7.511623 45 0.000165
> >> > > > > > > > >>     -7> 2015-04-27 10:17:08.809445 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[2.189( empty local-les=16127 n=0 ec=1 les/c
> >> > > > > > > > >> 16127/16344
> >> > > > > > > > >> 16125/16125/16125) [23,5] r=0 lpr=17838 crt=0'0 mlcod
> >> > > > > > > > >> 0'0 inactive] enter Started
> >> > > > > > > > >>     -6> 2015-04-27 10:17:08.809456 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[2.189( empty local-les=16127 n=0 ec=1 les/c
> >> > > > > > > > >> 16127/16344
> >> > > > > > > > >> 16125/16125/16125) [23,5] r=0 lpr=17838 crt=0'0 mlcod
> >> > > > > > > > >> 0'0 inactive] enter Start
> >> > > > > > > > >>     -5> 2015-04-27 10:17:08.809468 7fd8e748d700  1
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[2.189( empty local-les=16127 n=0 ec=1 les/c
> >> > > > > > > > >> 16127/16344
> >> > > > > > > > >> 16125/16125/16125) [23,5] r=0 lpr=17838 crt=0'0 mlcod
> >> > > > > > > > >> 0'0 inactive]
> >> > > > > > > > >> state<Start>: transitioning to Primary
> >> > > > > > > > >>     -4> 2015-04-27 10:17:08.809479 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[2.189( empty local-les=16127 n=0 ec=1 les/c
> >> > > > > > > > >> 16127/16344
> >> > > > > > > > >> 16125/16125/16125) [23,5] r=0 lpr=17838 crt=0'0 mlcod
> >> > > > > > > > >> 0'0 inactive] exit Start 0.000023 0 0.000000
> >> > > > > > > > >>     -3> 2015-04-27 10:17:08.809492 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[2.189( empty local-les=16127 n=0 ec=1 les/c
> >> > > > > > > > >> 16127/16344
> >> > > > > > > > >> 16125/16125/16125) [23,5] r=0 lpr=17838 crt=0'0 mlcod
> >> > > > > > > > >> 0'0 inactive] enter Started/Primary
> >> > > > > > > > >>     -2> 2015-04-27 10:17:08.809502 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[2.189( empty local-les=16127 n=0 ec=1 les/c
> >> > > > > > > > >> 16127/16344
> >> > > > > > > > >> 16125/16125/16125) [23,5] r=0 lpr=17838 crt=0'0 mlcod
> >> > > > > > > > >> 0'0 inactive] enter Started/Primary/Peering
> >> > > > > > > > >>     -1> 2015-04-27 10:17:08.809513 7fd8e748d700  5
> >> > > > > > > > >> osd.23
> >> > > > pg_epoch:
> >> > > > >
> >> > > > > > > > >> 17882 pg[2.189( empty local-les=16127 n=0 ec=1 les/c
> >> > > > > > > > >> 16127/16344
> >> > > > > > > > >> 16125/16125/16125) [23,5] r=0 lpr=17838 crt=0'0 mlcod
> >> > > > > > > > >> 0'0 peering] enter Started/Primary/Peering/GetInfo
> >> > > > > > > > >>      0> 2015-04-27 10:17:08.813837 7fd8e748d700 -1
> >> > > > > > > ./include/interval_set.h:
> >> > > > > > > > >> In
> >> > > > > > > > >> function 'void interval_set<T>::erase(T, T) [with T =
> >> > > snapid_t]'
> >> > > > > > > > >> thread
> >> > > > > > > > >> 7fd8e748d700 time 2015-04-27 10:17:08.809899
> >> > > > > > > > >> ./include/interval_set.h: 385: FAILED assert(_size >=
> >> > > > > > > > >> 0)
> >> > > > > > > > >>
> >> > > > > > > > >>  ceph version 0.94.1
> >> > > > > > > > >> (e4bfad3a3c51054df7e537a724c8d0bf9be972ff)
> >> > > > > > > > >>  1: (ceph::__ceph_assert_fail(char const*, char const*,
> >> > > > > > > > >> int, char
> >> > > > > > > > >> const*)+0x8b)
> >> > > > > > > > >> [0xbc271b]
> >> > > > > > > > >>  2:
> >> > > > > > > > >> (interval_set<snapid_t>::subtract(interval_set<snapid_t
> >> > > > > > > > >> >
> >> > > > > > > > >> const&)+0xb0) [0x82cd50]
> >> > > > > > > > >>  3: (PGPool::update(std::tr1::shared_ptr<OSDMap
> >> > > > > > > > >> const>)+0x52e) [0x80113e]
> >> > > > > > > > >>  4: (PG::handle_advance_map(std::tr1::shared_ptr<OSDMap
> >> > > > > > > > >> const>, std::tr1::shared_ptr<OSDMap const>,
> >> > > > > > > > >> const>std::vector<int,
> >> > > > > > > > >> std::allocator<int> >&, int, std::vector<int,
> >> > > > > > > > >> std::allocator<int>
> >> > > > > > > > >> >&, int, PG::RecoveryCtx*)+0x282) [0x801652]
> >> > > > > > > > >>  5: (OSD::advance_pg(unsigned int, PG*,
> >> > > > > > > > >> ThreadPool::TPHandle&, PG::RecoveryCtx*,
> >> > > > > > > > >> std::set<boost::intrusive_ptr<PG>,
> >> > > > > > > > >> std::less<boost::intrusive_ptr<PG> >,
> >> > > > > > > > >> std::allocator<boost::intrusive_ptr<PG> > >*)+0x2c3)
> >> > > > > > > > >> [0x6b0e43]
> >> > > > > > > > >>  6: (OSD::process_peering_events(std::list<PG*,
> >> > > > > > > > >> std::allocator<PG*>
> >> > > > > > > > >> > const&,
> >> > > > > > > > >> ThreadPool::TPHandle&)+0x21c) [0x6b191c]
> >> > > > > > > > >>  7: (OSD::PeeringWQ::_process(std::list<PG*,
> >> > > > > > > > >> std::allocator<PG*>
> >> > > > > > > > >> > const&,
> >> > > > > > > > >> ThreadPool::TPHandle&)+0x18) [0x709278]
> >> > > > > > > > >>  8: (ThreadPool::worker(ThreadPool::WorkThread*)+0xa5e)
> >> > > > > > > > >> [0xbb38ae]
> >> > > > > > > > >>  9: (ThreadPool::WorkThread::entry()+0x10) [0xbb4950]
> >> > > > > > > > >>  10: (()+0x8182) [0x7fd906946182]
> >> > > > > > > > >>  11: (clone()+0x6d) [0x7fd904eb147d]
> >> > > > > > > > >>
> >> > > > > > > > >> Also by monitoring (ceph -w) I get the following
> >> > > > > > > > >> messages, also lots of
> >> > > > > > > them.
> >> > > > > > > > >>
> >> > > > > > > > >> 2015-04-27 10:39:52.935812 mon.0 [INF] from='client.?
> >> > > > > > > 10.20.0.13:0/1174409'
> >> > > > > > > > >> entity='osd.30' cmd=[{"prefix": "osd crush
> >> > > > > > > > >> create-or-move",
> >> > > > "args":
> >> > > > > > > > >> ["host=ceph3", "root=default"], "id": 30, "weight": 1.82}]:
> >>
> >> > > > > > > > >> dispatch
> >> > > > > > > > >> 2015-04-27 10:39:53.297376 mon.0 [INF] from='client.?
> >> > > > > > > 10.20.0.13:0/1174483'
> >> > > > > > > > >> entity='osd.26' cmd=[{"prefix": "osd crush
> >> > > > > > > > >> create-or-move",
> >> > > > "args":
> >> > > > > > > > >> ["host=ceph3", "root=default"], "id": 26, "weight": 1.82}]:
> >>
> >> > > > > > > > >> dispatch
> >> > > > > > > > >>
> >> > > > > > > > >>
> >> > > > > > > > >> This is a cluster of 3 nodes with 36 OSD's, nodes are
> >> > > > > > > > >> also mons and mds's to save servers. All run Ubuntu
> >> 14.04.2.
> >> > > > > > > > >>
> >> > > > > > > > >> I have pretty much tried everything I could think of.
> >> > > > > > > > >>
> >> > > > > > > > >> Restarting daemons doesn't help.
> >> > > > > > > > >>
> >> > > > > > > > >> Any help would be appreciated. I can also provide more
> >> > > > > > > > >> logs if necessary. They just seem to get pretty large
> >> > > > > > > > >> in few
> >> > > moments.
> >> > > > > > > > >>
> >> > > > > > > > >> Thank you
> >> > > > > > > > >> Tuomas
> >> > > > > > > > >>
> >> > > > > > > > >>
> >> > > > > > > > >> _______________________________________________
> >> > > > > > > > >> ceph-users mailing list ceph-users@xxxxxxxxxxxxxx
> >> > > > > > > > >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> >> > > > > > > > >>
> >> > > > > > > > >>
> >> > > > > > > > >>
> >> > > > > > > > >
> >> > > > > > > > >
> >> > > > > > > > > _______________________________________________
> >> > > > > > > > > ceph-users mailing list
> >> > > > > > > > > ceph-users@xxxxxxxxxxxxxx
> >> > > > > > > > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> >> > > > > > > > >
> >> > > > > > > > >
> >> > > > > > > > >
> >> > > > > > > >
> >> > > > > > > >
> >> > > > > > > > _______________________________________________
> >> > > > > > > > ceph-users mailing list
> >> > > > > > > > ceph-users@xxxxxxxxxxxxxx
> >> > > > > > > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> >> > > > > > > >
> >> > > > > > > >
> >> > > > > > > >
> >> > > > > > > > _______________________________________________
> >> > > > > > > > ceph-users mailing list
> >> > > > > > > > ceph-users@xxxxxxxxxxxxxx
> >> > > > > > > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> >> > > > > > > >
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > > >
> >> > > > >
> >> > > > >
> >> > > >
> >> > >
> >> > >
> >> > _______________________________________________
> >> > ceph-users mailing list
> >> > ceph-users@xxxxxxxxxxxxxx
> >> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> >> >
> >> >
> >>
> >
> 
> 
> --
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> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 
> 
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