[ceph-users] Anybody worked with collectd and Luminous build? help please

2017-07-24 Thread Yang X
The perf counter dump added a "avgtime" field for which collectd-5.7.2 ceph plugin does not understand and put out a warning and exit. ceph plugin: ds %s was not properly initialized.", Anybody knows a patch to collectd which might help? Thanks, Yang

Re: [ceph-users] Help! Access ceph cluster from multiple networks?

2017-07-21 Thread Yang X
Our existing setup is as follows and we won't be able to change the network configuration due to security limitations: client 1: rbd devices on 153.64.X.X network (1GE network) client 2: rbd devices on 10.25.X.X network (10GE fast switch) single monitor and MDS server multihomed on both 153.64.

[ceph-users] Use of legacy bobtail tunables and potential performance impact to "jewel"?

2016-06-22 Thread Yang X
Our ceph client is using bobtail legacy tunable and in particular, "chooseleaf_vary_r" is set to 0. My question is how it would impact CRUSH and hence performance in deploying "jewel" on the server side and also the experimental "bluestore" backend. Does it only affect data placement or does it a

[ceph-users] What's the minimal version of "ceph" client side the current "jewel" release would support?

2016-05-12 Thread Yang X
See title. We have Firefly on the client side (SLES11SP3) and it does not seem to work well with the "jewel" server nodes (CentOS 7) Can somebody please provide some guidelines? Thanks, Yang ___ ceph-users mailing list ceph-users@lists.ceph.com http:/

[ceph-users] Permission problem when "ceph-disk activate" with ceph-osd-10.2.0-0.el7.x86_64

2016-05-06 Thread Yang X
Hi, I am following the documentation on how to prepare and activate ceph-disk and ran into the following problem: command_check_call: Running command: /usr/bin/ceph-osd --cluster ceph --mkfs --mkkey -i 8 --monmap /var/lib/ceph/tmp/mnt.RxRUd8/activate.monmap --osd-data /var/lib/ceph/tmp/mnt.RxRUd8