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#!/usr/bin/python
#
# Copyright (C) 2014 Canonical
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# This script takes json output from power-calibrate and health-check
# to calculate an esimate of power consumption
#
#
import sys, os, json
if len(sys.argv) != 2:
sys.stderr.write("Usage: " + sys.argv[0] + " smemstat.json\n")
os._exit(1)
try:
file = sys.argv[1]
f = open(file, 'r')
data = json.load(f)
f.close()
except:
sys.stderr.write("Failed to open and parse JSON file " + file + "\n");
os._exit(1)
if not "smemstat" in data:
sys.stderr.write("Failed to find smemstat json data in file " + file + "\n");
os._exit(1)
sm = data["smemstat"]
if "smem-per-process" in sm:
processes = sm["smem-per-process"]
for i in processes:
print str(i["pid"]) + " " + i["user"] + " " + \
str(i["swap"] / 1024) + " " + \
str(i["uss"] / 1024) + " " + \
str(i["pss"] / 1024) + " " + \
str(i["rss"] / 1024) + " " + \
i["command"]
total = sm["smem-total"]
print "Total: " + \
str(total["swap"] / 1024) + " " + \
str(total["uss"] / 1024) + " " + \
str(total["pss"] / 1024) + " " + \
str(total["rss"] / 1024)
if "periodic-samples" in sm:
samples = sm["periodic-samples"]
sn = 0
for s in samples:
sn = sn + 1
print "Sample: " + str(sn)
processes = s["smem-per-process"]
for i in processes:
print " " + str(i["pid"]) + " " + i["user"] + " " + \
str(i["swap"] / 1024) + " " + \
str(i["uss"] / 1024) + " " + \
str(i["pss"] / 1024) + " " + \
str(i["rss"] / 1024) + " " + \
str(i["swap-delta"] / 1024) + " " + \
str(i["uss-delta"] / 1024) + " " + \
str(i["pss-delta"] / 1024) + " " + \
str(i["rss-delta"] / 1024) + " " + \
i["command"]
total = s["smem-total"]
print " Total: " + \
str(total["swap"] / 1024) + " " + \
str(total["uss"] / 1024) + " " + \
str(total["pss"] / 1024) + " " + \
str(total["rss"] / 1024) + " " + \
str(total["swap-delta"] / 1024) + " " + \
str(total["uss-delta"] / 1024) + " " + \
str(total["pss-delta"] / 1024) + " " + \
str(total["rss-delta"] / 1024)
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