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Zhigang Wang
a9958947e4
This API can be used to get per physical CPU utilization.
Testing:
# python
>>> import xen.lowlevel.xc
>>> xc = xen.lowlevel.xc.xc()
>>> xc.getcpuinfo()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: Required argument 'max_cpus' (pos 1) not found
>>> xc.getcpuinfo(4)
[{'idletime': 109322086128854}, {'idletime': 109336447648802},
{'idletime': 109069270544960}, {'idletime': 109065612611363}]
>>> xc.getcpuinfo(100)
[{'idletime': 109639015806078}, {'idletime': 109654551195681},
{'idletime': 109382107891193}, {'idletime': 109382057541119}]
>>> xc.getcpuinfo(1)
[{'idletime': 109682068418798}]
>>> xc.getcpuinfo(2)
[{'idletime': 109711311201330}, {'idletime': 109728458214729}]
>>> xc.getcpuinfo(max_cpus=4)
[{'idletime': 109747116214638}, {'idletime': 109764982453261},
{'idletime': 109491373228931}, {'idletime': 109489858724432}]
Signed-off-by: Zhigang Wang <zhigang.x.wang@oracle.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
The file test.py here is from the Zope project, and is Copyright (c) 2001, 2002 Zope Corporation and Contributors. This file is released under the Zope Public License, version 2.0, a copy of which is in the file ZPL-2.0.