ID WEIGHT   TYPE NAME
-5  1.00000     host osd1
-6  9.09560     host osd2
-2  9.09560     host osd3

The weight allocated to host "osd1" should presumably be the same as
the other two hosts?

Dump your crushmap and take a good look at it, specifically the
weighting of "osd1".


On Wed, Jul 19, 2017 at 11:48 AM, Roger Brown <rogerpbr...@gmail.com> wrote:
> I also tried ceph pg query, but it gave no helpful recommendations for any
> of the stuck pgs.
>
>
> On Tue, Jul 18, 2017 at 7:45 PM Roger Brown <rogerpbr...@gmail.com> wrote:
>>
>> Problem:
>> I have some pgs with only two OSDs instead of 3 like all the other pgs
>> have. This is causing active+undersized+degraded status.
>>
>> History:
>> 1. I started with 3 hosts, each with 1 OSD process (min_size 2) for a 1TB
>> drive.
>> 2. Added 3 more hosts, each with 1 OSD process for a 10TB drive.
>> 3. Removed the original 3 1TB OSD hosts from the osd tree (reweight 0,
>> wait, stop, remove, del osd&host, rm).
>> 4. The last OSD to be removed would never return to active+clean after
>> reweight 0. It returned undersized instead, but I went on with removal
>> anyway, leaving me stuck with 5 undersized pgs.
>>
>> Things tried that didn't help:
>> * give it time to go away on its own
>> * Replace replicated default.rgw.buckets.data pool with erasure-code 2+1
>> version.
>> * ceph osd lost 1 (and 2)
>> * ceph pg repair (pgs from dump_stuck)
>> * googled 'ceph pg undersized' and similar searches for help.
>>
>> Current status:
>> $ ceph osd tree
>> ID WEIGHT   TYPE NAME     UP/DOWN REWEIGHT PRIMARY-AFFINITY
>> -1 19.19119 root default
>> -5  1.00000     host osd1
>>  3  1.00000         osd.3      up  1.00000          1.00000
>> -6  9.09560     host osd2
>>  4  9.09560         osd.4      up  1.00000          1.00000
>> -2  9.09560     host osd3
>>  0  9.09560         osd.0      up  1.00000          1.00000
>> $ ceph pg dump_stuck
>> ok
>> PG_STAT STATE                      UP    UP_PRIMARY ACTING ACTING_PRIMARY
>> 88.3    active+undersized+degraded [4,0]          4  [4,0]              4
>> 97.3    active+undersized+degraded [4,0]          4  [4,0]              4
>> 85.6    active+undersized+degraded [4,0]          4  [4,0]              4
>> 87.5    active+undersized+degraded [0,4]          0  [0,4]              0
>> 70.0    active+undersized+degraded [0,4]          0  [0,4]              0
>> $ ceph osd pool ls detail
>> pool 70 'default.rgw.rgw.gc' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 4 pgp_num 4 last_change 548 flags hashpspool
>> stripe_width 0
>> pool 83 'default.rgw.buckets.non-ec' replicated size 3 min_size 2
>> crush_rule 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 576 owner
>> 18446744073709551615 flags hashpspool stripe_width 0
>> pool 85 'default.rgw.control' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 8 pgp_num 8 last_change 652 flags hashpspool
>> stripe_width 0
>> pool 86 'default.rgw.data.root' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 8 pgp_num 8 last_change 653 flags hashpspool
>> stripe_width 0
>> pool 87 'default.rgw.gc' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 8 pgp_num 8 last_change 654 flags hashpspool
>> stripe_width 0
>> pool 88 'default.rgw.lc' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 8 pgp_num 8 last_change 600 flags hashpspool
>> stripe_width 0
>> pool 89 'default.rgw.log' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 8 pgp_num 8 last_change 655 flags hashpspool
>> stripe_width 0
>> pool 90 'default.rgw.users.uid' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 8 pgp_num 8 last_change 662 flags hashpspool
>> stripe_width 0
>> pool 91 'default.rgw.users.email' replicated size 3 min_size 2 crush_rule
>> 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 660 flags hashpspool
>> stripe_width 0
>> pool 92 'default.rgw.users.keys' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 8 pgp_num 8 last_change 659 flags hashpspool
>> stripe_width 0
>> pool 93 'default.rgw.buckets.index' replicated size 3 min_size 2
>> crush_rule 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 664 flags
>> hashpspool stripe_width 0
>> pool 95 'default.rgw.intent-log' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 4 pgp_num 4 last_change 656 flags hashpspool
>> stripe_width 0
>> pool 96 'default.rgw.meta' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 4 pgp_num 4 last_change 657 flags hashpspool
>> stripe_width 0
>> pool 97 'default.rgw.usage' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 4 pgp_num 4 last_change 658 flags hashpspool
>> stripe_width 0
>> pool 98 'default.rgw.users.swift' replicated size 3 min_size 2 crush_rule
>> 0 object_hash rjenkins pg_num 4 pgp_num 4 last_change 661 flags hashpspool
>> stripe_width 0
>> pool 99 'default.rgw.buckets.extra' replicated size 3 min_size 2
>> crush_rule 0 object_hash rjenkins pg_num 4 pgp_num 4 last_change 663 flags
>> hashpspool stripe_width 0
>> pool 100 '.rgw.root' replicated size 3 min_size 2 crush_rule 0 object_hash
>> rjenkins pg_num 4 pgp_num 4 last_change 651 flags hashpspool stripe_width 0
>> pool 101 'default.rgw.reshard' replicated size 3 min_size 2 crush_rule 0
>> object_hash rjenkins pg_num 8 pgp_num 8 last_change 1529 owner
>> 18446744073709551615 flags hashpspool stripe_width 0
>> pool 103 'default.rgw.buckets.data' erasure size 3 min_size 2 crush_rule 1
>> object_hash rjenkins pg_num 256 pgp_num 256 last_change 2106 flags
>> hashpspool stripe_width 8192
>>
>> I'll keep on googling, but I'm open to advice!
>>
>> Thank you,
>>
>> Roger
>>
>
> _______________________________________________
> ceph-users mailing list
> ceph-users@lists.ceph.com
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>



-- 
Cheers,
Brad
_______________________________________________
ceph-users mailing list
ceph-users@lists.ceph.com
http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Reply via email to