openstack/aodh
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Merge "add host meters to doc"

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Jenkins 2014-03-18 18:14:28 +00:00 committed by Gerrit Code Review
commit 39357afff1
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doc/source/measurements.rst
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@ -100,6 +100,29 @@ hypervisors while test coverage was mostly done based on KVM. Contributors
are welcome to implement other virtualization backends' meters or complete are welcome to implement other virtualization backends' meters or complete
the existing ones. the existing ones.
The meters below are related to the host machine.
.. note::
By default, Nova will not collect the following meters related to the host
compute node machine. Nova option 'compute_monitors = ComputeDriverCPUMonitor'
should be set in nova.conf to enable meters.
=============================== ========== ========= ======== ============ ========================
Name Type Unit Resource Origin Note
=============================== ========== ========= ======== ============ ========================
compute.node.cpu.frequency Gauge MHz host ID notification CPU frequency
compute.node.cpu.kernel.time Cumulative ns host ID notification CPU kernel time
compute.node.cpu.idle.time Cumulative ns host ID notification CPU idle time
compute.node.cpu.user.time Cumulative ns host ID notification CPU user mode time
compute.node.cpu.iowait.time Cumulative ns host ID notification CPU I/O wait time
compute.node.cpu.kernel.percent Gauge % host ID notification CPU kernel percentage
compute.node.cpu.idle.percent Gauge % host ID notification CPU idle percentage
compute.node.cpu.user.percent Gauge % host ID notification CPU user mode percentage
compute.node.cpu.iowait.percent Gauge % host ID notification CPU I/O wait percentage
compute.node.cpu.percent Gauge % host ID notification CPU utilization
=============================== ========== ========= ======== ============ ========================
Network (Neutron) Network (Neutron)
================= =================