Re: [ceph-users] Ceph luminous repo not working on Ubuntu xenial

2017-10-01 Thread Stefan Kooman
Quoting Kashif Mumtaz (kashif.mum...@yahoo.com): > Dear, Thanks for help. I am able to install on single node.  Now going > to install on multiple nodes. Just want to clarify one small thing. > Is Ceph key and Ceph repository need to add on every node or it is > required only on admin node  where w

Re: [ceph-users] Ceph luminous repo not working on Ubuntu xenial

2017-10-01 Thread Kashif Mumtaz
Dear, Thanks for help. I am able to install on single node.  Now going to install on multiple nodes. Just want to clarify one small thing. Is Ceph key and Ceph repository need to add on every node or it is required only on admin node  where we execute ceph-deploy command ? On Friday, Septemb

Re: [ceph-users] rados_read versus rados_aio_read performance

2017-10-01 Thread Maged Mokhtar
On 2017-10-01 16:47, Alexander Kushnirenko wrote: > Hi, Gregory! > > Thanks for the comment. I compiled simple program to play with write speed > measurements (from librados examples). Underline "write" functions are: > rados_write(io, "hw", read_res, 1048576, i*1048576); > rados_aio_write(i

Re: [ceph-users] nfs-ganesha / cephfs issues

2017-10-01 Thread David
Cephfs does have repair tools but I wouldn't jump the gun, your metadata pool is probably fine. Unless you're getting health errors or seeing errors in your MDS log? Are you exporting a fuse or kernel mount with Ganesha (i.e using the vfs FSAL) or using the Ceph FSAL? Have you tried any tests dire

Re: [ceph-users] rados_read versus rados_aio_read performance

2017-10-01 Thread Alexander Kushnirenko
Hi, Gregory! Thanks for the comment. I compiled simple program to play with write speed measurements (from librados examples). Underline "write" functions are: rados_write(io, "hw", read_res, 1048576, i*1048576); rados_aio_write(io, "foo", comp, read_res, 1048576, i*1048576); So I consecutively