[ceph-users] About Ceph Performance Counters

Hi, Recently I used performance counters to do some work about monitoring ceph's performance, however , I often got confused by its counter name, I don't know what most counters stat except some counters that I can guess its meaning from literal meaning such as mun_mon. Actually I can't get m

[ceph-users] ceph and collectd

Hi, I use collectd(https://github.com/ceph/collectd-4.10.1) to monitor ceph. But get stuck, the collectd log looks like this: [2014-01-02 17:18:37] [debug] did cconn_prepare(name=osd.0,i=0,st=2) [2014-01-02 17:18:47] [debug] did cconn_prepare(name=osd.0,i=0,st=2) [2014-01-02 17:18:47] [warning] ER