checks/cpu_load.include

   1 #!/usr/bin/python
   2 # -*- encoding: utf-8; py-indent-offset: 4 -*-
   3 # +------------------------------------------------------------------+
   4 # |             ____ _               _        __  __ _  __           |
   5 # |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
   6 # |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
   7 # |           | |___| | | |  __/ (__|   <    | |  | | . \            |
   8 # |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
   9 # |                                                                  |
  10 # | Copyright Mathias Kettner 2014             mk@mathias-kettner.de |
  11 # +------------------------------------------------------------------+
  12 #
  13 # This file is part of Check_MK.
  14 # The official homepage is at http://mathias-kettner.de/check_mk.
  15 #
  16 # check_mk is free software;  you can redistribute it and/or modify it
  17 # under the  terms of the  GNU General Public License  as published by
  18 # the Free Software Foundation in version 2.  check_mk is  distributed
  19 # in the hope that it will be useful, but WITHOUT ANY WARRANTY;  with-
  20 # out even the implied warranty of  MERCHANTABILITY  or  FITNESS FOR A
  21 # PARTICULAR PURPOSE. See the  GNU General Public License for more de-
  22 # tails. You should have  received  a copy of the  GNU  General Public
  23 # License along with GNU Make; see the file  COPYING.  If  not,  write
  24 # to the Free Software Foundation, Inc., 51 Franklin St,  Fifth Floor,
  25 # Boston, MA 02110-1301 USA.
  26
  27 # Common code for all CPU load checks. Please do not mix this up
  28 # with CPU utilization. The load is at any time the current number
  29 # of processes in the running state (on some systems, like Linux,
  30 # also Disk wait is account for the load).
  31
  32
  33 # load is a triple of three floats: average load of
  34 # the last 1, 5 or 15 minutes
  35 def check_cpu_load_generic(params, load, num_cpus=1):
  36     # Prepare performance data
  37     if isinstance(params, tuple):
  38         warn, crit = [p * num_cpus for p in params]
  39     else:
  40         warn, crit = None, None
  41
  42     perfdata = [('load' + str(z), l, warn, crit, 0, num_cpus)
  43                 for (z, l) in [(1, load[0]), (5, load[1]), (15, load[2])]]
  44
  45     state, infotext, perf = check_levels(
  46         load[2], 'load15', params, factor=num_cpus, infoname="15 min load")
  47     perfdata += perf[1:]
  48     if num_cpus > 1:
  49         infotext += " at %d Cores (%.2f per Core)" % (num_cpus, load[2] / num_cpus)
  50     return state, infotext, perfdata