Re: Backfilling pgs not making progress

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Sam,

I very much appreciate the assistance.  I have opened http://tracker.ceph.com/issues/16997 to track this (potential) issue.

Brian

On Wed, Aug 10, 2016 at 1:53 PM, Samuel Just <sjust@xxxxxxxxxx> wrote:
Ok, can you
1) Open a bug
2) Identify all osds involved in the 5 problem pgs
3) enable debug osd = 20, debug filestore = 20, debug ms = 1 on all of them
4) mark the primary for each pg down (should cause peering and
backfill to restart)
5) link all logs to the bug

Thanks!
-Sam

On Tue, Jul 26, 2016 at 9:11 AM, Samuel Just <sjust@xxxxxxxxxx> wrote:
> Hmm, nvm, it's not an lfn object anyway.
> -Sam
>
> On Tue, Jul 26, 2016 at 7:07 AM, Brian Felton <bjfelton@xxxxxxxxx> wrote:
>> If I search on osd.580, I find
>> default.421929.15\uTEPP\s84316222-6ddd-4ac9-8283-6fa1cdcf9b88\sbackups\s20160630091353\sp1\s\sShares\sWarehouse\sLondonWarehouse\sLondon\sRon
>> picture's\sMISCELLANEOUS\s2014\sOct., 2014\sOct.
>> 1\sDSC04329.JPG__head_981926C1__21_ffffffffffffffff_5, which has a non-zero
>> size and a hash (981926C1) that matches that of the same file found on the
>> other OSDs in the pg.
>>
>> If I'm misunderstanding what you're asking about a dangling link, please
>> point me in the right direction.
>>
>> Brian
>>
>> On Tue, Jul 26, 2016 at 8:59 AM, Samuel Just <sjust@xxxxxxxxxx> wrote:
>>>
>>> Did you also confirm that the backfill target does not have any of
>>> those dangling links?  I'd be looking for a dangling link for
>>>
>>> 981926c1/default.421929.15_TEPP/84316222-6ddd-4ac9-8283-6fa1cdcf9b88/backups/20160630091353/p1//Shares/Warehouse/LondonWarehouse/London/Ron
>>> picture's/MISCELLANEOUS/2014/Oct., 2014/Oct. 1/DSC04329.JPG/head//33
>>> on osd.580.
>>> -Sam
>>>
>>> On Mon, Jul 25, 2016 at 9:04 PM, Brian Felton <bjfelton@xxxxxxxxx> wrote:
>>> > Sam,
>>> >
>>> > I cranked up the logging on the backfill target (osd 580 on node 07) and
>>> > the
>>> > acting primary for the pg (453 on node 08, for what it's worth).  The
>>> > logs
>>> > from the primary are very large, so pardon the tarballs.
>>> >
>>> > PG Primary Logs:
>>> > https://www.dropbox.com/s/ipjobn2i5ban9km/backfill-primary-log.tgz?dl=0B
>>> > PG Backfill Target Logs:
>>> > https://www.dropbox.com/s/9qpiqsnahx0qc5k/backfill-target-log.tgz?dl=0
>>> >
>>> > I'll be reviewing them with my team tomorrow morning to see if we can
>>> > find
>>> > anything.  Thanks for your assistance.
>>> >
>>> > Brian
>>> >
>>> > On Mon, Jul 25, 2016 at 3:33 PM, Samuel Just <sjust@xxxxxxxxxx> wrote:
>>> >>
>>> >> The next thing I'd want is for you to reproduce with
>>> >>
>>> >> debug osd = 20
>>> >> debug filestore = 20
>>> >> debug ms = 1
>>> >>
>>> >> and post the file somewhere.
>>> >> -Sam
>>> >>
>>> >> On Mon, Jul 25, 2016 at 1:33 PM, Samuel Just <sjust@xxxxxxxxxx> wrote:
>>> >> > If you don't have the orphaned file link, it's not the same bug.
>>> >> > -Sam
>>> >> >
>>> >> > On Mon, Jul 25, 2016 at 12:55 PM, Brian Felton <bjfelton@xxxxxxxxx>
>>> >> > wrote:
>>> >> >> Sam,
>>> >> >>
>>> >> >> I'm reviewing that thread now, but I'm not seeing a lot of overlap
>>> >> >> with
>>> >> >> my
>>> >> >> cluster's situation.  For one, I am unable to start either a repair
>>> >> >> or
>>> >> >> a
>>> >> >> deep scrub on any of the affected pgs.  I've instructed all six of
>>> >> >> the
>>> >> >> pgs
>>> >> >> to scrub, deep-scrub, and repair, and the cluster has been gleefully
>>> >> >> ignoring these requests (it has been several hours since I first
>>> >> >> tried,
>>> >> >> and
>>> >> >> the logs indicate none of the pgs ever scrubbed).  Second, none of
>>> >> >> the
>>> >> >> my
>>> >> >> OSDs is crashing.  Third, none of my pgs or objects has ever been
>>> >> >> marked
>>> >> >> inconsistent (or unfound, for that matter) -- I'm only seeing the
>>> >> >> standard
>>> >> >> mix of degraded/misplaced objects that are common during a recovery.
>>> >> >> What
>>> >> >> I'm not seeing is any further progress on the number of misplaced
>>> >> >> objects --
>>> >> >> the number has remained effectively unchanged for the past several
>>> >> >> days.
>>> >> >>
>>> >> >> To be sure, though, I tracked down the file that the backfill
>>> >> >> operation
>>> >> >> seems to be hung on, and I can find it in both the backfill target
>>> >> >> osd
>>> >> >> (580)
>>> >> >> and a few other osds in the pg.  In all cases, I was able to find
>>> >> >> the
>>> >> >> file
>>> >> >> with an identical hash value on all nodes, and I didn't find any
>>> >> >> duplicates
>>> >> >> or potential orphans.  Also, none of the objects involves have long
>>> >> >> names,
>>> >> >> so they're not using the special ceph long filename handling.
>>> >> >>
>>> >> >> Also, we are not using XFS on our OSDs; we are using ZFS instead.
>>> >> >>
>>> >> >> If I'm misunderstanding the issue linked above and the corresponding
>>> >> >> thread,
>>> >> >> please let me know.
>>> >> >>
>>> >> >> Brian
>>> >> >>
>>> >> >>
>>> >> >> On Mon, Jul 25, 2016 at 1:32 PM, Samuel Just <sjust@xxxxxxxxxx>
>>> >> >> wrote:
>>> >> >>>
>>> >> >>> You may have hit http://tracker.ceph.com/issues/14766.  There was a
>>> >> >>> thread on the list a while back about diagnosing and fixing it.
>>> >> >>> -Sam
>>> >> >>>
>>> >> >>> On Mon, Jul 25, 2016 at 10:45 AM, Brian Felton <bjfelton@xxxxxxxxx>
>>> >> >>> wrote:
>>> >> >>> > Greetings,
>>> >> >>> >
>>> >> >>> > Problem: After removing (out + crush remove + auth del + osd rm)
>>> >> >>> > three
>>> >> >>> > osds
>>> >> >>> > on a single host, I have six pgs that, after 10 days of recovery,
>>> >> >>> > are
>>> >> >>> > stuck
>>> >> >>> > in a state of active+undersized+degraded+remapped+backfilling.
>>> >> >>> >
>>> >> >>> > Cluster details:
>>> >> >>> >  - 9 hosts (32 cores, 256 GB RAM, Ubuntu 14.04, 72 6TB SAS2
>>> >> >>> > drives
>>> >> >>> > per
>>> >> >>> > host,
>>> >> >>> > collocated journals) -- one host now has 69 drives
>>> >> >>> >  - Hammer 0.94.6
>>> >> >>> >  - object storage use only
>>> >> >>> >  - erasure coded (k=7, m=2) .rgw.buckets pool (8192 pgs)
>>> >> >>> >  - failure domain of host
>>> >> >>> >  - cluster is currently storing 178TB over 260 MObjects (5-6%
>>> >> >>> > utilization
>>> >> >>> > per OSD)
>>> >> >>> >  - all 6 stuck pgs belong to .rgw.buckets
>>> >> >>> >
>>> >> >>> > The relevant section of our crushmap:
>>> >> >>> >
>>> >> >>> > rule .rgw.buckets {
>>> >> >>> >         ruleset 1
>>> >> >>> >         type erasure
>>> >> >>> >         min_size 7
>>> >> >>> >         max_size 9
>>> >> >>> >         step set_chooseleaf_tries 5
>>> >> >>> >         step set_choose_tries 250
>>> >> >>> >         step take default
>>> >> >>> >         step chooseleaf indep 0 type host
>>> >> >>> >         step emit
>>> >> >>> > }
>>> >> >>> >
>>> >> >>> > This isn't the first time we've lost a disk (not even the first
>>> >> >>> > time
>>> >> >>> > we've
>>> >> >>> > lost multiple disks on a host in a single event), so we're used
>>> >> >>> > to
>>> >> >>> > the
>>> >> >>> > extended recovery times and understand this is going to be A
>>> >> >>> > Thing
>>> >> >>> > until
>>> >> >>> > we
>>> >> >>> > can introduce SSD journals.  This is, however, the first time
>>> >> >>> > we've
>>> >> >>> > had
>>> >> >>> > pgs
>>> >> >>> > not return to an active+clean state after a couple days.  As far
>>> >> >>> > as
>>> >> >>> > I
>>> >> >>> > can
>>> >> >>> > tell, our cluster is no longer making progress on the backfill
>>> >> >>> > operations,
>>> >> >>> > and I'm looking for advice on how to get things moving again.
>>> >> >>> >
>>> >> >>> > Here's a dump of the stuck pgs:
>>> >> >>> >
>>> >> >>> > ceph pg dump_stuck
>>> >> >>> > ok
>>> >> >>> > pg_stat state   up      up_primary      acting  acting_primary
>>> >> >>> > 33.151d active+undersized+degraded+remapped+backfilling
>>> >> >>> > [424,546,273,167,471,631,155,38,47]     424
>>> >> >>> > [424,546,273,167,471,631,155,38,2147483647]     424
>>> >> >>> > 33.6c1  active+undersized+degraded+remapped+backfilling
>>> >> >>> > [453,86,565,266,338,580,297,577,404]    453
>>> >> >>> > [453,86,565,266,338,2147483647,297,577,404]     453
>>> >> >>> > 33.17b7 active+undersized+degraded+remapped+backfilling
>>> >> >>> > [399,432,437,541,547,219,229,104,47]    399
>>> >> >>> > [399,432,437,541,547,219,229,104,2147483647]    399
>>> >> >>> > 33.150d active+undersized+degraded+remapped+backfilling
>>> >> >>> > [555,452,511,550,643,431,141,329,486]   555
>>> >> >>> > [555,2147483647,511,550,643,431,141,329,486]    555
>>> >> >>> > 33.13a8 active+undersized+degraded+remapped+backfilling
>>> >> >>> > [507,317,276,617,565,28,471,200,382]    507
>>> >> >>> > [507,2147483647,276,617,565,28,471,200,382]     507
>>> >> >>> > 33.4c1  active+undersized+degraded+remapped+backfilling
>>> >> >>> > [413,440,464,129,641,416,295,266,431]   413
>>> >> >>> > [413,440,2147483647,129,641,416,295,266,431]    413
>>> >> >>> >
>>> >> >>> > Based on a review of previous postings about this issue, I
>>> >> >>> > initially
>>> >> >>> > suspected that crush couldn't map the pg to an OSD (based on
>>> >> >>> > MAX_INT
>>> >> >>> > in
>>> >> >>> > the
>>> >> >>> > acting list), so I increased set_choose_tries from 50 to 200, and
>>> >> >>> > then
>>> >> >>> > again
>>> >> >>> > to 250 just to see if it would do anything.  These changes had no
>>> >> >>> > effect
>>> >> >>> > that I could discern.
>>> >> >>> >
>>> >> >>> > I next reviewed the output of ceph pg <pgid> query, and I see
>>> >> >>> > something
>>> >> >>> > similar to the following for each of my stuck pgs:
>>> >> >>> >
>>> >> >>> > {
>>> >> >>> >     "state": "active+undersized+degraded+remapped+backfilling",
>>> >> >>> >     "snap_trimq": "[]",
>>> >> >>> >     "epoch": 25211,
>>> >> >>> >     "up": [
>>> >> >>> >         453,
>>> >> >>> >         86,
>>> >> >>> >         565,
>>> >> >>> >         266,
>>> >> >>> >         338,
>>> >> >>> >         580,
>>> >> >>> >         297,
>>> >> >>> >         577,
>>> >> >>> >         404
>>> >> >>> >     ],
>>> >> >>> >     "acting": [
>>> >> >>> >         453,
>>> >> >>> >         86,
>>> >> >>> >         565,
>>> >> >>> >         266,
>>> >> >>> >         338,
>>> >> >>> >         2147483647,
>>> >> >>> >         297,
>>> >> >>> >         577,
>>> >> >>> >         404
>>> >> >>> >     ],
>>> >> >>> >     "backfill_targets": [
>>> >> >>> >         "580(5)"
>>> >> >>> >     ],
>>> >> >>> >     "actingbackfill": [
>>> >> >>> >         "86(1)",
>>> >> >>> >         "266(3)",
>>> >> >>> >         "297(6)",
>>> >> >>> >         "338(4)",
>>> >> >>> >         "404(8)",
>>> >> >>> >         "453(0)",
>>> >> >>> >         "565(2)",
>>> >> >>> >         "577(7)",
>>> >> >>> >         "580(5)"
>>> >> >>> >     ]
>>> >> >>> >
>>> >> >>> > In this case, 580 is a valid OSD on the node that lost the 3 OSDs
>>> >> >>> > (node
>>> >> >>> > 7).
>>> >> >>> > For the other five pgs, the situation is the same -- the backfill
>>> >> >>> > target
>>> >> >>> > is
>>> >> >>> > a valid OSD on node 7.
>>> >> >>> >
>>> >> >>> > If I dig further into the 'query' output, I encounter the
>>> >> >>> > following:
>>> >> >>> >
>>> >> >>> >     "recovery_state": [
>>> >> >>> >         {
>>> >> >>> >             "name": "Started\/Primary\/Active",
>>> >> >>> >             "enter_time": "2016-07-24 18:52:51.653375",
>>> >> >>> >             "might_have_unfound": [],
>>> >> >>> >             "recovery_progress": {
>>> >> >>> >                 "backfill_targets": [
>>> >> >>> >                     "580(5)"
>>> >> >>> >                 ],
>>> >> >>> >                 "waiting_on_backfill": [
>>> >> >>> >                     "580(5)"
>>> >> >>> >                 ],
>>> >> >>> >                 "last_backfill_started":
>>> >> >>> > "981926c1\/default.421929.15_MY_OBJECT",
>>> >> >>> >                 "backfill_info": {
>>> >> >>> >                     "begin":
>>> >> >>> > "391926c1\/default.9468.416_0080a34a\/head\/\/33",
>>> >> >>> >                     "end":
>>> >> >>> >
>>> >> >>> >
>>> >> >>> >
>>> >> >>> > "464b26c1\/default.284327.111_MBS-b965c481-4320-439b-ad56-9e4212c2fe8f\/CBB_WWTXPVDHCP\/C:\/Windows\/WinSxS\/amd64_wialx00a.inf_31bf3856ad364e35_6.3.9600.17415_none_b2e446f1befcebe5\/LXAA2DeviceDescription.xml:\/20150924104532\/LXAA2DeviceDescription.xml\/head\/\/33",
>>> >> >>> >                     "objects": [
>>> >> >>> >                         {
>>> >> >>> >                             "object":
>>> >> >>> > "391926c1\/default.9468.416_0080a34a\/head\/\/33",
>>> >> >>> >                             "version": "5356'86333"
>>> >> >>> >                         },
>>> >> >>> > ...
>>> >> >>> >
>>> >> >>> > Trying to understand what was going on, I shut off client traffic
>>> >> >>> > to
>>> >> >>> > the
>>> >> >>> > cluster and set debug_osd 20 debug_ms 1 on osd.580.  I see the
>>> >> >>> > following
>>> >> >>> > section repeated ad infinitum:
>>> >> >>> >
>>> >> >>> > === BEGIN LOG ===
>>> >> >>> >
>>> >> >>> > 2016-07-25 15:56:12.682241 7f262e8ed700  1 --
>>> >> >>> > 10.54.10.27:6818/913781
>>> >> >>> > <==
>>> >> >>> > osd.453 10.54.10.28:7010/1375782 236358 ==== pg_scan(get_digest
>>> >> >>> > 33.6c1s5
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT-0//0//33 e 25226/25226) v2
>>> >> >>> > ====
>>> >> >>> > 309+0+0
>>> >> >>> > (3953350617 0 0) 0x3a11d700 con 0x3656c420
>>> >> >>> > 2016-07-25 15:56:12.682273 7f262e8ed700 10 osd.580 25226
>>> >> >>> > handle_replica_op
>>> >> >>> > pg_scan(get_digest 33.6c1s5
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT-0//0//33 e
>>> >> >>> > 25226/25226) v2 epoch 25226
>>> >> >>> > 2016-07-25 15:56:12.682278 7f262e8ed700 20 osd.580 25226
>>> >> >>> > should_share_map
>>> >> >>> > osd.453 10.54.10.28:7010/1375782 25226
>>> >> >>> > 2016-07-25 15:56:12.682284 7f262e8ed700 15 osd.580 25226
>>> >> >>> > enqueue_op
>>> >> >>> > 0x3d503600 prio 127 cost 0 latency 0.000051 pg_scan(get_digest
>>> >> >>> > 33.6c1s5
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT-0//0//33 e 25226/25226) v2
>>> >> >>> > 2016-07-25 15:56:12.682325 7f26724d1700 10 osd.580 25226
>>> >> >>> > dequeue_op
>>> >> >>> > 0x3d503600 prio 127 cost 0 latency 0.000092 pg_scan(get_digest
>>> >> >>> > 33.6c1s5
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT-0//0//33 e 25226/25226) v2
>>> >> >>> > pg
>>> >> >>> > pg[33.6c1s5( v 25226'149584 (5459'139410,25226'149584] lb
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT local-les=5635 n=33203
>>> >> >>> > ec=390
>>> >> >>> > les/c
>>> >> >>> > 5635/25223 25224/25225/25001)
>>> >> >>> >
>>> >> >>> >
>>> >> >>> >
>>> >> >>> > [453,86,565,266,338,580,297,577,404]/[453,86,565,266,338,2147483647,297,577,404]
>>> >> >>> > r=-1 lpr=25225 pi=5460-25224/117 luod=0'0 crt=25226'149584
>>> >> >>> > active+remapped]
>>> >> >>> > 2016-07-25 15:56:12.682353 7f26724d1700 10 osd.580 pg_epoch:
>>> >> >>> > 25226
>>> >> >>> > pg[33.6c1s5( v 25226'149584 (5459'139410,25226'149584] lb
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT local-les=5635 n=33203
>>> >> >>> > ec=390
>>> >> >>> > les/c
>>> >> >>> > 5635/25223 25224/25225/25001)
>>> >> >>> >
>>> >> >>> >
>>> >> >>> >
>>> >> >>> > [453,86,565,266,338,580,297,577,404]/[453,86,565,266,338,2147483647,297,577,404]
>>> >> >>> > r=-1 lpr=25225 pi=5460-25224/117 luod=0'0 crt=25226'149584
>>> >> >>> > active+remapped]
>>> >> >>> > handle_message: pg_scan(get_digest 33.6c1s5
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT-0//0//33 e 25226/25226) v2
>>> >> >>> > 2016-07-25 15:56:12.682366 7f26724d1700 10 osd.580 pg_epoch:
>>> >> >>> > 25226
>>> >> >>> > pg[33.6c1s5( v 25226'149584 (5459'139410,25226'149584] lb
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT local-les=5635 n=33203
>>> >> >>> > ec=390
>>> >> >>> > les/c
>>> >> >>> > 5635/25223 25224/25225/25001)
>>> >> >>> >
>>> >> >>> >
>>> >> >>> >
>>> >> >>> > [453,86,565,266,338,580,297,577,404]/[453,86,565,266,338,2147483647,297,577,404]
>>> >> >>> > r=-1 lpr=25225 pi=5460-25224/117 luod=0'0 crt=25226'149584
>>> >> >>> > active+remapped]
>>> >> >>> > do_scan pg_scan(get_digest 33.6c1s5
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT-0//0//33 e 25226/25226) v2
>>> >> >>> > 2016-07-25 15:56:12.682377 7f26724d1700 10 osd.580 pg_epoch:
>>> >> >>> > 25226
>>> >> >>> > pg[33.6c1s5( v 25226'149584 (5459'139410,25226'149584] lb
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT local-les=5635 n=33203
>>> >> >>> > ec=390
>>> >> >>> > les/c
>>> >> >>> > 5635/25223 25224/25225/25001)
>>> >> >>> >
>>> >> >>> >
>>> >> >>> >
>>> >> >>> > [453,86,565,266,338,580,297,577,404]/[453,86,565,266,338,2147483647,297,577,404]
>>> >> >>> > r=-1 lpr=25225 pi=5460-25224/117 luod=0'0 crt=25226'149584
>>> >> >>> > active+remapped]
>>> >> >>> > scan_range from 981926c1/default.421929.15_MY_OBJECT
>>> >> >>> > 2016-07-25 15:56:12.694086 7f26724d1700 10 osd.580 pg_epoch:
>>> >> >>> > 25226
>>> >> >>> > pg[33.6c1s5( v 25226'149584 (5459'139410,25226'149584] lb
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT local-les=5635 n=33203
>>> >> >>> > ec=390
>>> >> >>> > les/c
>>> >> >>> > 5635/25223 25224/25225/25001)
>>> >> >>> >
>>> >> >>> >
>>> >> >>> >
>>> >> >>> > [453,86,565,266,338,580,297,577,404]/[453,86,565,266,338,2147483647,297,577,404]
>>> >> >>> > r=-1 lpr=25225 pi=5460-25224/117 luod=0'0 crt=25226'149584
>>> >> >>> > active+remapped]
>>> >> >>> > got 0 items, next 981926c1/default.421929.15_MY_OBJECT
>>> >> >>> > 2016-07-25 15:56:12.694113 7f26724d1700 20 osd.580 pg_epoch:
>>> >> >>> > 25226
>>> >> >>> > pg[33.6c1s5( v 25226'149584 (5459'139410,25226'149584] lb
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT local-les=5635 n=33203
>>> >> >>> > ec=390
>>> >> >>> > les/c
>>> >> >>> > 5635/25223 25224/25225/25001)
>>> >> >>> >
>>> >> >>> >
>>> >> >>> >
>>> >> >>> > [453,86,565,266,338,580,297,577,404]/[453,86,565,266,338,2147483647,297,577,404]
>>> >> >>> > r=-1 lpr=25225 pi=5460-25224/117 luod=0'0 crt=25226'149584
>>> >> >>> > active+remapped]
>>> >> >>> > []
>>> >> >>> > 2016-07-25 15:56:12.694129 7f26724d1700  1 --
>>> >> >>> > 10.54.10.27:6818/913781
>>> >> >>> > -->
>>> >> >>> > 10.54.10.28:7010/1375782 -- pg_scan(digest 33.6c1s0
>>> >> >>> >
>>> >> >>> >
>>> >> >>> >
>>> >> >>> > 981926c1/default.421929.15_MY_OBJECT-981926c1/default.421929.15_MY_OBJECT e
>>> >> >>> > 25226/25226) v2 -- ?+4 0x3a7b7200 con 0x3656c420
>>> >> >>> > 2016-07-25 15:56:12.694233 7f26724d1700 10 osd.580 25226
>>> >> >>> > dequeue_op
>>> >> >>> > 0x3d503600 finish
>>> >> >>> >
>>> >> >>> > === END LOG ===
>>> >> >>> >
>>> >> >>> > I'm in the process of digging through the OSD code to understand
>>> >> >>> > what's
>>> >> >>> > going on here, but I figured I would reach out to the community
>>> >> >>> > in
>>> >> >>> > the
>>> >> >>> > hopes
>>> >> >>> > that someone could point me in the right direction.  If anyone
>>> >> >>> > has
>>> >> >>> > seen
>>> >> >>> > this
>>> >> >>> > before and can recommend a course of action, I'm all ears.  And
>>> >> >>> > if
>>> >> >>> > there's
>>> >> >>> > any other information I can provide, please let me know what else
>>> >> >>> > would
>>> >> >>> > be
>>> >> >>> > helpful.
>>> >> >>> >
>>> >> >>> > Many thanks to any who can lend a hand or teach a man to fish.
>>> >> >>> >
>>> >> >>> > Brian Felton
>>> >> >>> >
>>> >> >>> > _______________________________________________
>>> >> >>> > ceph-users mailing list
>>> >> >>> > ceph-users@xxxxxxxxxxxxxx
>>> >> >>> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>>> >> >>> >
>>> >> >>
>>> >> >>
>>> >
>>> >
>>
>>

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