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scripts/buildstats-diff: support optimized rusage values

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Buildstats from oe-build-perf-test results have been optimized to not
have child rusage values at all. There, rusage is the sum of parent and
child rusage values. This patch makes buildstats-diff compatible with
this format.

[YOCTO #11355]

(From OE-Core rev: 496a9dc179fe9dc370c940f4a2f7bcab869a804f)

Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Markus Lehtonen 2017-05-15 14:18:45 +03:00 committed by Richard Purdie
parent d6c437ff6c
commit 35c3e57686
1 changed files with 16 additions and 4 deletions
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scripts/buildstats-diff
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@ -52,8 +52,12 @@ class BSTask(dict):
@property
def cputime(self):
"""Sum of user and system time taken by the task"""
return self['rusage']['ru_stime'] + self['rusage']['ru_utime'] + \
self['child_rusage']['ru_stime'] + self['child_rusage']['ru_utime']
rusage = self['rusage']['ru_stime'] + self['rusage']['ru_utime']
if self['child_rusage']:
# Child rusage may have been optimized out
return rusage + self['child_rusage']['ru_stime'] + self['child_rusage']['ru_utime']
else:
return rusage
@property
def walltime(self):
@ -73,12 +77,20 @@ class BSTask(dict):
@property
def read_ops(self):
"""Number of read operations on the block layer"""
return self['rusage']['ru_inblock'] + self['child_rusage']['ru_inblock']
if self['child_rusage']:
# Child rusage may have been optimized out
return self['rusage']['ru_inblock'] + self['child_rusage']['ru_inblock']
else:
return self['rusage']['ru_inblock']
@property
def write_ops(self):
"""Number of write operations on the block layer"""
return self['rusage']['ru_oublock'] + self['child_rusage']['ru_oublock']
if self['child_rusage']:
# Child rusage may have been optimized out
return self['rusage']['ru_oublock'] + self['child_rusage']['ru_oublock']
else:
return self['rusage']['ru_oublock']
def read_buildstats_file(buildstat_file):