openstack/aodh
Code Issues Proposed changes

Add a request counter for instance I/O

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Change-Id: Ic34a38e9576278aada5270a6cfd3f9890c8e901d
Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2012-10-04 16:27:27 +02:00
parent ed8d845b49
commit 07a90a2290
1 changed files with 7 additions and 0 deletions
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7
ceilometer/compute/libvirt.py
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@ -114,12 +114,19 @@ class DiskIOPollster(plugin.ComputePollster):
self.LOG.exception(err)
else:
bytes = 0
requests = 0
for disk in disks:
stats = conn.block_stats(instance.name, disk)
self.LOG.info(self.DISKIO_USAGE_MESSAGE,
instance, disk, stats[0], stats[1],
stats[2], stats[3], stats[4])
bytes += stats[1] + stats[3] # combine read and write
requests += stats[0] + stats[2]
yield make_counter_from_instance(instance,
name='disk.io.requests',
type=counter.TYPE_CUMULATIVE,
volume=requests,
)
yield make_counter_from_instance(instance,
name='disk.io.bytes',
type=counter.TYPE_CUMULATIVE,