[OE-core] [PATCH 08/12] oeqa.buildperf: measure io stat
Markus Lehtonen
markus.lehtonen at linux.intel.com
Mon Aug 29 19:48:27 UTC 2016
Add data from /proc/<pid>/io to system resource measurements.
Signed-off-by: Markus Lehtonen <markus.lehtonen at linux.intel.com>
---
meta/lib/oeqa/buildperf/base.py | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/meta/lib/oeqa/buildperf/base.py b/meta/lib/oeqa/buildperf/base.py
index 5987bfb..95a0abf 100644
--- a/meta/lib/oeqa/buildperf/base.py
+++ b/meta/lib/oeqa/buildperf/base.py
@@ -340,6 +340,11 @@ class BuildPerfTestCase(unittest.TestCase):
ret = runCmd2(cmd, **kwargs)
etime = datetime.now() - start_time
rusage_struct = resource.getrusage(resource.RUSAGE_CHILDREN)
+ iostat = {}
+ with open('/proc/{}/io'.format(os.getpid())) as fobj:
+ for line in fobj.readlines():
+ key, val = line.split(':')
+ iostat[key] = int(val)
rusage = {}
# Skip unused fields, (i.e. 'ru_ixrss', 'ru_idrss', 'ru_isrss',
# 'ru_nswap', 'ru_msgsnd', 'ru_msgrcv' and 'ru_nsignals')
@@ -350,7 +355,8 @@ class BuildPerfTestCase(unittest.TestCase):
data_q.put({'ret': ret,
'start_time': start_time,
'elapsed_time': etime,
- 'rusage': rusage})
+ 'rusage': rusage,
+ 'iostat': iostat})
except Exception as err:
data_q.put(err)
@@ -378,7 +384,8 @@ class BuildPerfTestCase(unittest.TestCase):
'legend': legend}
measurement['values'] = {'start_time': data['start_time'],
'elapsed_time': etime,
- 'rusage': data['rusage']}
+ 'rusage': data['rusage'],
+ 'iostat': data['iostat']}
self.measurements.append(measurement)
# Append to 'times' array for globalres log
--
2.6.6
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