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#!/usr/bin/python
#
# Intel GPU Top data analyser
#
import sys
import os
def collect(command):
"""Collects statistics for a given command"""
print "Running %s" % command
fd = os.popen("intel_gpu_top -o - -e \"%s\"" % command)
results = {'time': [],
'utime': [],
'stime': [],
'power': [],
'render': [],
'bitstr': [],
'bitstr2': [],
'blitter': []
}
while True:
line = fd.readline()
if not line:
break
line.strip()
if line[0] == "#":
continue
data = line.split()
results['time'].append(float(data[0]))
results['utime'].append(float(data[1]))
results['stime'].append(float(data[2]))
results['power'].append(float(data[3]))
results['render'].append(float(data[4]))
results['bitstr'].append(float(data[6]))
results['bitstr2'].append(float(data[8]))
results['blitter'].append(float(data[10]))
return results
def analyse(results):
"""Analyses intel_gpu_top results"""
minpower = min(results['power'])
maxpower = max(results['power'])
avgpower = sum(results['power']) / len(results['power'])
print "Power: min %f, max %f, avg %f" % (minpower, maxpower, avgpower)
for iter in results:
pass
if __name__ == "__main__":
if len(sys.argv) < 2:
print "Usage: %s <command to profile>" % sys.argv[0]
sys.exit(1)
results = collect(sys.argv[1])
analyse(results)
print results
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