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

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The following:

ceph osd tier add img images --force-nonempty
ceph osd tier cache-mode images forward
ceph osd tier set-overlay img images

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>, 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
>>
>>
>>
>
>
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>
>


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