`ceph pg dump` should show you something like:
* active+undersized+degraded ... [NONE,3,2,4,1] 3 [NONE,3,2,4,1]
Sam,
Am I wrong? Or is it up to something else?
On Sat, Jan 21, 2017 at 4:22 AM, Gregory Farnum <gfarnum@xxxxxxxxxx> wrote:
> I'm pretty sure the default configs won't let an EC PG go active with
> only "k" OSDs in its PG; it needs at least k+1 (or possibly more? Not
> certain). Running an "n+1" EC config is just not a good idea.
> For testing you could probably adjust this with the equivalent of
> min_size for EC pools, but I don't know the parameters off the top of
> my head.
> -Greg
>
> On Fri, Jan 20, 2017 at 2:15 AM, Muthusamy Muthiah
> <muthiah.muthusamy@xxxxxxxxx> wrote:
>> Hi ,
>>
>> We are validating kraken 11.2.0 with bluestore on 5 node cluster with EC
>> 4+1.
>>
>> When an OSD is down , the peering is not happening and ceph health status
>> moved to ERR state after few mins. This was working in previous development
>> releases. Any additional configuration required in v11.2.0
>>
>> Following is our ceph configuration:
>>
>> mon_osd_down_out_interval = 30
>> mon_osd_report_timeout = 30
>> mon_osd_down_out_subtree_limit = host
>> mon_osd_reporter_subtree_level = host
>>
>> and the recovery parameters set to default.
>>
>> [root@ca-cn1 ceph]# ceph osd crush show-tunables
>>
>> {
>> "choose_local_tries": 0,
>> "choose_local_fallback_tries": 0,
>> "choose_total_tries": 50,
>> "chooseleaf_descend_once": 1,
>> "chooseleaf_vary_r": 1,
>> "chooseleaf_stable": 1,
>> "straw_calc_version": 1,
>> "allowed_bucket_algs": 54,
>> "profile": "jewel",
>> "optimal_tunables": 1,
>> "legacy_tunables": 0,
>> "minimum_required_version": "jewel",
>> "require_feature_tunables": 1,
>> "require_feature_tunables2": 1,
>> "has_v2_rules": 1,
>> "require_feature_tunables3": 1,
>> "has_v3_rules": 0,
>> "has_v4_buckets": 0,
>> "require_feature_tunables5": 1,
>> "has_v5_rules": 0
>> }
>>
>> ceph status:
>>
>> health HEALTH_ERR
>> 173 pgs are stuck inactive for more than 300 seconds
>> 173 pgs incomplete
>> 173 pgs stuck inactive
>> 173 pgs stuck unclean
>> monmap e2: 5 mons at
>> {ca-cn1=10.50.5.117:6789/0,ca-cn2=10.50.5.118:6789/0,ca-cn3=10.50.5.119:6789/0,ca-cn4=10.50.5.120:6789/0,ca-cn5=10.50.5.121:6789/0}
>> election epoch 106, quorum 0,1,2,3,4
>> ca-cn1,ca-cn2,ca-cn3,ca-cn4,ca-cn5
>> mgr active: ca-cn1 standbys: ca-cn2, ca-cn4, ca-cn5, ca-cn3
>> osdmap e1128: 60 osds: 59 up, 59 in; 173 remapped pgs
>> flags sortbitwise,require_jewel_osds,require_kraken_osds
>> pgmap v782747: 2048 pgs, 1 pools, 63133 GB data, 46293 kobjects
>> 85199 GB used, 238 TB / 322 TB avail
>> 1868 active+clean
>> 173 remapped+incomplete
>> 7 active+clean+scrubbing
>>
>> MON log:
>>
>> 2017-01-20 09:25:54.715684 7f55bcafb700 0 log_channel(cluster) log [INF] :
>> osd.54 out (down for 31.703786)
>> 2017-01-20 09:25:54.725688 7f55bf4d5700 0 mon.ca-cn1@0(leader).osd e1120
>> crush map has features 288250512065953792, adjusting msgr requires
>> 2017-01-20 09:25:54.729019 7f55bf4d5700 0 log_channel(cluster) log [INF] :
>> osdmap e1120: 60 osds: 59 up, 59 in
>> 2017-01-20 09:25:54.735987 7f55bf4d5700 0 log_channel(cluster) log [INF] :
>> pgmap v781993: 2048 pgs: 1869 active+clean, 173 incomplete, 6
>> active+clean+scrubbing; 63159 GB data, 85201 GB used, 238 TB / 322 TB avail;
>> 21825 B/s rd, 163 MB/s wr, 2046 op/s
>> 2017-01-20 09:25:55.737749 7f55bf4d5700 0 mon.ca-cn1@0(leader).osd e1121
>> crush map has features 288250512065953792, adjusting msgr requires
>> 2017-01-20 09:25:55.744338 7f55bf4d5700 0 log_channel(cluster) log [INF] :
>> osdmap e1121: 60 osds: 59 up, 59 in
>> 2017-01-20 09:25:55.749616 7f55bf4d5700 0 log_channel(cluster) log [INF] :
>> pgmap v781994: 2048 pgs: 29 remapped+incomplete, 1869 active+clean, 144
>> incomplete, 6 active+clean+scrubbing; 63159 GB data, 85201 GB used, 238 TB /
>> 322 TB avail; 44503 B/s rd, 45681 kB/s wr, 518 op/s
>> 2017-01-20 09:25:56.768721 7f55bf4d5700 0 log_channel(cluster) log [INF] :
>> pgmap v781995: 2048 pgs: 47 remapped+incomplete, 1869 active+clean, 126
>> incomplete, 6 active+clean+scrubbing; 63159 GB data, 85201 GB used, 238 TB /
>> 322 TB avail; 20275 B/s rd, 72742 kB/s wr, 665 op/s
>>
>> Thanks,
>> Muthu
>>
>>
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