Merge pull request ceph#43217 from k0ste/fix_52656

mgr: prometheus: use nsec unit in desc for RBD _read_latency and _write_latency metrics

Reviewed-by: Kefu Chai <[email protected]>

Author: tchaikov

src/pybind/mgr/prometheus/module.py

@@ -637,9 +637,9 @@ def __init__(self, *args: Any, **kwargs: Any) -> None:
                 'read_bytes': {'type': self.PERFCOUNTER_COUNTER,
                                'desc': 'RBD image bytes read'},
                 'write_latency': {'type': self.PERFCOUNTER_LONGRUNAVG,
-                                  'desc': 'RBD image writes latency (msec)'},
+                                  'desc': 'RBD image writes latency (nsec)'},
                 'read_latency': {'type': self.PERFCOUNTER_LONGRUNAVG,
-                                 'desc': 'RBD image reads latency (msec)'},
+                                 'desc': 'RBD image reads latency (nsec)'},
             },
         }  # type: Dict[str, Any]
         global _global_instance