openstack/ceilometer
Code Issues Proposed changes

use domainListGetStats to get cputime

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info() from domain returns cputime value rounded to tenth of a
second. we should just use domainListGetStats to get full nanosecond
detail.

Change-Id: I8d3f5fa8c683a0cbd9cca7072fa4862b8c00c224
This commit is contained in:
gord chung
2016-11-23 16:47:30 +00:00
committed by gordon chung
parent a91253a810
commit fb6cd01753
2 changed files with 11 additions and 3 deletions
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8
ceilometer/compute/virt/libvirt/inspector.py
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@@ -69,8 +69,12 @@ class LibvirtInspector(virt_inspector.Inspector):
def inspect_cpus(self, instance):
domain = self._get_domain_not_shut_off_or_raise(instance)
dom_info = domain.info()
return virt_inspector.CPUStats(number=dom_info[3], time=dom_info[4])
# TODO(gordc): this can probably be cached since it can be used to get
# all data related
stats = self.connection.domainListGetStats([domain])
dom_stat = stats[0][1]
return virt_inspector.CPUStats(number=dom_stat['vcpu.current'],
time=dom_stat['cpu.time'])
def inspect_cpu_l3_cache(self, instance):
domain = self._lookup_by_uuid(instance)