change ram util metric

Metric 'memory.usage' depends on balloon driver,
and shows the memory usage inside guest-os,
while 'memory.resident' represents volume of RAM
used by the instance on the physical machine
So, it is more reasonable to use 'memory.resident'
when calculating node utilization
by gathering instances utilization of the node.

Change-Id: I12dff5176bcf6cb103aa44cafd54f9ecd7170864
This commit is contained in:
suzhengwei
2017-07-14 14:30:48 +08:00
parent 728acc091b
commit d2f70f9d6f
4 changed files with 15 additions and 7 deletions

View File

@@ -87,7 +87,7 @@ class FakeCeilometerMetrics(object):
return self.get_node_cpu_util(resource_id)
elif meter_name == "cpu_util":
return self.get_instance_cpu_util(resource_id)
elif meter_name == "memory.usage":
elif meter_name == "memory.resident":
return self.get_instance_ram_util(resource_id)
elif meter_name == "disk.root.size":
return self.get_instance_disk_root_size(resource_id)
@@ -169,7 +169,7 @@ class FakeGnocchiMetrics(object):
return self.get_node_cpu_util(resource_id)
elif metric == "cpu_util":
return self.get_instance_cpu_util(resource_id)
elif metric == "memory.usage":
elif metric == "memory.resident":
return self.get_instance_ram_util(resource_id)
elif metric == "disk.root.size":
return self.get_instance_disk_root_size(resource_id)