Hello,  

I’ve take a look to this documentation (which help a lot) and if I understand 
right, when I set a profile like:

===
ceph osd erasure-code-profile set isilon k=8 m=2 ruleset-failure-domain=host
===

And create a pool following the recommendations on doc, I’ll need (100*16)/2 = 
800 PGs, I’ll need the sufficient number of hosts to support create total PGs?  

Regards.

Italo Santos
http://italosantos.com.br/


On Wednesday, December 17, 2014 at 2:42 PM, Loic Dachary wrote:

> Hi,
>  
> Thanks for the update : good news are much appreciated :-) Would you have 
> time to review the documentation at 
> https://github.com/ceph/ceph/pull/3194/files ? It was partly motivated by the 
> problem you had.
>  
> Cheers
>  
> On 17/12/2014 14:03, Italo Santos wrote:
> > Hello Loic,
> >  
> > Thanks for you help, I’ve take a look to my crush map and I replace "step 
> > chooseleaf indep 0 type osd” by "step choose indep 0 type osd” and all PGs 
> > was created successfully.
> >  
> > At.
> >  
> > *Italo Santos*
> > http://italosantos.com.br/
> >  
> > On Tuesday, December 16, 2014 at 8:39 PM, Loic Dachary wrote:
> >  
> > > Hi,
> > >  
> > > The 2147483647 means that CRUSH did not find enough OSD for a given PG. 
> > > If you check the crush rule associated with the erasure coded pool, you 
> > > will most probably find why.
> > >  
> > > Cheers
> > >  
> > > On 16/12/2014 23:32, Italo Santos wrote:
> > > > Hello,
> > > >  
> > > > I'm trying to create an erasure pool following 
> > > > http://docs.ceph.com/docs/master/rados/operations/erasure-code/, but 
> > > > when I try create a pool with a specifc erasure-code-profile 
> > > > ("myprofile") the PGs became on incomplete state.
> > > >  
> > > > Anyone can help me?
> > > >  
> > > > Below the profile I created:
> > > > root@ceph0001:~# ceph osd erasure-code-profile get myprofile
> > > > directory=/usr/lib/ceph/erasure-code
> > > > k=6
> > > > m=2
> > > > plugin=jerasure
> > > > technique=reed_sol_van
> > > >  
> > > > The status of cluster:
> > > > root@ceph0001:~# ceph health
> > > > HEALTH_WARN 12 pgs incomplete; 12 pgs stuck inactive; 12 pgs stuck 
> > > > unclean
> > > >  
> > > > health detail:
> > > > root@ceph0001:~# ceph health detail
> > > > HEALTH_WARN 12 pgs incomplete; 12 pgs stuck inactive; 12 pgs stuck 
> > > > unclean
> > > > pg 2.9 is stuck inactive since forever, current state incomplete, last 
> > > > acting [4,10,15,2147483647,3,2147483647,2147483647,2147483647]
> > > > pg 2.8 is stuck inactive since forever, current state incomplete, last 
> > > > acting [0,2147483647,4,2147483647,10,2147483647,15,2147483647]
> > > > pg 2.b is stuck inactive since forever, current state incomplete, last 
> > > > acting [8,3,14,2147483647,5,2147483647,2147483647,2147483647]
> > > > pg 2.a is stuck inactive since forever, current state incomplete, last 
> > > > acting [11,7,2,2147483647,2147483647,2147483647,15,2147483647]
> > > > pg 2.5 is stuck inactive since forever, current state incomplete, last 
> > > > acting [12,8,5,1,2147483647,2147483647,2147483647,2147483647]
> > > > pg 2.4 is stuck inactive since forever, current state incomplete, last 
> > > > acting [5,2147483647,13,1,2147483647,2147483647,8,2147483647]
> > > > pg 2.7 is stuck inactive since forever, current state incomplete, last 
> > > > acting [12,2,10,7,2147483647,2147483647,2147483647,2147483647]
> > > > pg 2.6 is stuck inactive since forever, current state incomplete, last 
> > > > acting [9,15,2147483647,4,2,2147483647,2147483647,2147483647]
> > > > pg 2.1 is stuck inactive since forever, current state incomplete, last 
> > > > acting [2,4,2147483647,13,2147483647,10,2147483647,2147483647]
> > > > pg 2.0 is stuck inactive since forever, current state incomplete, last 
> > > > acting [14,1,2147483647,4,10,2147483647,2147483647,2147483647]
> > > > pg 2.3 is stuck inactive since forever, current state incomplete, last 
> > > > acting [14,11,6,2147483647,2147483647,2147483647,2,2147483647]
> > > > pg 2.2 is stuck inactive since forever, current state incomplete, last 
> > > > acting [13,5,11,2147483647,2147483647,3,2147483647,2147483647]
> > > > pg 2.9 is stuck unclean since forever, current state incomplete, last 
> > > > acting [4,10,15,2147483647,3,2147483647,2147483647,2147483647]
> > > > pg 2.8 is stuck unclean since forever, current state incomplete, last 
> > > > acting [0,2147483647,4,2147483647,10,2147483647,15,2147483647]
> > > > pg 2.b is stuck unclean since forever, current state incomplete, last 
> > > > acting [8,3,14,2147483647,5,2147483647,2147483647,2147483647]
> > > > pg 2.a is stuck unclean since forever, current state incomplete, last 
> > > > acting [11,7,2,2147483647,2147483647,2147483647,15,2147483647]
> > > > pg 2.5 is stuck unclean since forever, current state incomplete, last 
> > > > acting [12,8,5,1,2147483647,2147483647,2147483647,2147483647]
> > > > pg 2.4 is stuck unclean since forever, current state incomplete, last 
> > > > acting [5,2147483647,13,1,2147483647,2147483647,8,2147483647]
> > > > pg 2.7 is stuck unclean since forever, current state incomplete, last 
> > > > acting [12,2,10,7,2147483647,2147483647,2147483647,2147483647]
> > > > pg 2.6 is stuck unclean since forever, current state incomplete, last 
> > > > acting [9,15,2147483647,4,2,2147483647,2147483647,2147483647]
> > > > pg 2.1 is stuck unclean since forever, current state incomplete, last 
> > > > acting [2,4,2147483647,13,2147483647,10,2147483647,2147483647]
> > > > pg 2.0 is stuck unclean since forever, current state incomplete, last 
> > > > acting [14,1,2147483647,4,10,2147483647,2147483647,2147483647]
> > > > pg 2.3 is stuck unclean since forever, current state incomplete, last 
> > > > acting [14,11,6,2147483647,2147483647,2147483647,2,2147483647]
> > > > pg 2.2 is stuck unclean since forever, current state incomplete, last 
> > > > acting [13,5,11,2147483647,2147483647,3,2147483647,2147483647]
> > > > pg 2.9 is incomplete, acting 
> > > > [4,10,15,2147483647,3,2147483647,2147483647,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.8 is incomplete, acting 
> > > > [0,2147483647,4,2147483647,10,2147483647,15,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.b is incomplete, acting 
> > > > [8,3,14,2147483647,5,2147483647,2147483647,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.a is incomplete, acting 
> > > > [11,7,2,2147483647,2147483647,2147483647,15,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.5 is incomplete, acting 
> > > > [12,8,5,1,2147483647,2147483647,2147483647,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.4 is incomplete, acting 
> > > > [5,2147483647,13,1,2147483647,2147483647,8,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.7 is incomplete, acting 
> > > > [12,2,10,7,2147483647,2147483647,2147483647,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.6 is incomplete, acting 
> > > > [9,15,2147483647,4,2,2147483647,2147483647,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.1 is incomplete, acting 
> > > > [2,4,2147483647,13,2147483647,10,2147483647,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.0 is incomplete, acting 
> > > > [14,1,2147483647,4,10,2147483647,2147483647,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.3 is incomplete, acting 
> > > > [14,11,6,2147483647,2147483647,2147483647,2,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > > pg 2.2 is incomplete, acting 
> > > > [13,5,11,2147483647,2147483647,3,2147483647,2147483647] (reducing pool 
> > > > ecpool min_size from 6 may help; search ceph.com/docs 
> > > > <http://ceph.com/docs> for 'incomplete')
> > > >  
> > > > At.
> > > >  
> > > > *Italo Santos*
> > > > http://italosantos.com.br/
> > > >  
> > > >  
> > > >  
> > > > _______________________________________________
> > > > ceph-users mailing list
> > > > ceph-users@lists.ceph.com <mailto:ceph-users@lists.ceph.com>
> > > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> > > >  
> > >  
> > >  
> > > --  
> > > Loïc Dachary, Artisan Logiciel Libre
> > >  
> >  
> >  
>  
>  
> --  
> Loïc Dachary, Artisan Logiciel Libre
>  
>  


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