查看后端单个OSD IOPS/带宽等后端
ceph daemonperf osd.{OSD_ID} 例如: #ceph daemonperf osd.10 -----objecter------ -------------osd------------- actv rd wr rdwr|ops wr rd l rop pgs | 0 0 0 0 |281 1.1M 0 2 0 47 0 0 0 0 |212 868k 0 2 0 47 0 0 0 0 |244 999k 0 3 0 47
查看磁盘latencycode
ceph osd perf
查看IO各路径时延object
ceph daemon osd.{OSD_ID} perf dump