summaryrefslogtreecommitdiffstats
path: root/python.d/cpufreq.chart.py
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:19:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:20:17 +0000
commita64a253794ac64cb40befee54db53bde17dd0d49 (patch)
treec1024acc5f6e508814b944d99f112259bb28b1be /python.d/cpufreq.chart.py
parentNew upstream version 1.10.0+dfsg (diff)
downloadnetdata-a64a253794ac64cb40befee54db53bde17dd0d49.tar.xz
netdata-a64a253794ac64cb40befee54db53bde17dd0d49.zip
New upstream version 1.11.0+dfsgupstream/1.11.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'python.d/cpufreq.chart.py')
-rw-r--r--python.d/cpufreq.chart.py113
1 files changed, 0 insertions, 113 deletions
diff --git a/python.d/cpufreq.chart.py b/python.d/cpufreq.chart.py
deleted file mode 100644
index 3abde736c..000000000
--- a/python.d/cpufreq.chart.py
+++ /dev/null
@@ -1,113 +0,0 @@
-# -*- coding: utf-8 -*-
-# Description: cpufreq netdata python.d module
-# Author: Pawel Krupa (paulfantom) and Steven Noonan (tycho)
-
-import glob
-import os
-
-from bases.FrameworkServices.SimpleService import SimpleService
-
-# default module values (can be overridden per job in `config`)
-# update_every = 2
-
-ORDER = ['cpufreq']
-
-CHARTS = {
- 'cpufreq': {
- 'options': [None, 'CPU Clock', 'MHz', 'cpufreq', 'cpufreq.cpufreq', 'line'],
- 'lines': [
- # lines are created dynamically in `check()` method
- ]}
-}
-
-
-class Service(SimpleService):
- def __init__(self, configuration=None, name=None):
- prefix = os.getenv('NETDATA_HOST_PREFIX', "")
- if prefix.endswith('/'):
- prefix = prefix[:-1]
- self.sys_dir = prefix + "/sys/devices"
- SimpleService.__init__(self, configuration=configuration, name=name)
- self.order = ORDER
- self.definitions = CHARTS
- self.fake_name = 'cpu'
- self.assignment = {}
- self.accurate_exists = True
- self.accurate_last = {}
-
- def _get_data(self):
- data = {}
-
- if self.accurate_exists:
- accurate_ok = True
-
- for name, paths in self.assignment.items():
- last = self.accurate_last[name]
-
- current = {}
- deltas = {}
- ticks_since_last = 0
-
- for line in open(paths['accurate'], 'r'):
- line = list(map(int, line.split()))
- current[line[0]] = line[1]
- ticks = line[1] - last.get(line[0], 0)
- ticks_since_last += ticks
- deltas[line[0]] = line[1] - last.get(line[0], 0)
-
- avg_freq = 0
- if ticks_since_last != 0:
- for frequency, ticks in deltas.items():
- avg_freq += frequency * ticks
- avg_freq /= ticks_since_last
-
- data[name] = avg_freq
- self.accurate_last[name] = current
- if avg_freq == 0 or ticks_since_last == 0:
- # Delta is either too large or nonexistent, fall back to
- # less accurate reading. This can happen if we switch
- # to/from the 'schedutil' governor, which doesn't report
- # stats.
- accurate_ok = False
-
- if accurate_ok:
- return data
-
- for name, paths in self.assignment.items():
- data[name] = open(paths['inaccurate'], 'r').read()
-
- return data
-
- def check(self):
- try:
- self.sys_dir = str(self.configuration['sys_dir'])
- except (KeyError, TypeError):
- self.error("No path specified. Using: '" + self.sys_dir + "'")
-
- for path in glob.glob(self.sys_dir + '/system/cpu/cpu*/cpufreq/stats/time_in_state'):
- path_elem = path.split('/')
- cpu = path_elem[-4]
- if cpu not in self.assignment:
- self.assignment[cpu] = {}
- self.assignment[cpu]['accurate'] = path
- self.accurate_last[cpu] = {}
-
- if len(self.assignment) == 0:
- self.accurate_exists = False
-
- for path in glob.glob(self.sys_dir + '/system/cpu/cpu*/cpufreq/scaling_cur_freq'):
- path_elem = path.split('/')
- cpu = path_elem[-3]
- if cpu not in self.assignment:
- self.assignment[cpu] = {}
- self.assignment[cpu]['inaccurate'] = path
-
- if len(self.assignment) == 0:
- self.error("couldn't find a method to read cpufreq statistics")
- return False
-
- for name in sorted(self.assignment, key=lambda v: int(v[3:])):
- self.definitions[ORDER[0]]['lines'].append([name, name, 'absolute', 1, 1000])
-
- return True
-