适用范围 SUSE Enterprise Storage 7

7 Troubleshooting networking #

7.1 Identifying OSD networking issues #

Ceph is a distributed storage system that depends on networks to peer with OSDs, replicate objects, recover from faults and check heartbeats. Networking issues can cause OSD latency and flapping OSDs. See 第 4.8 节 “Flapping OSDs” for details.

Ensure that Ceph processes and Ceph-dependent processes are connected and listening.

 ss -a | grep ceph
 ss -l | grep ceph
 sudo ss -p | grep ceph

Check network statistics:

ss -s