checks/aix_memory

   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 # Example output from agent:
  28 # <<<aix_memory>>>
  29 # 32702464 memory pages
  30 # 31736528 lruable pages
  31 # 858141 free pages
  32 # 4 memory pools
  33 # 6821312 pinned pages
  34 # 80.0 maxpin percentage
  35 # 3.0 minperm percentage
  36 # 90.0 maxperm percentage
  37 # 8.8 numperm percentage
  38 # 2808524 file pages
  39 # 0.0 compressed percentage
  40 # 0 compressed pages
  41 # 8.8 numclient percentage
  42 # 90.0 maxclient percentage
  43 # 2808524 client pages
  44 # 0 remote pageouts scheduled
  45 # 354 pending disk I/Os blocked with no pbuf
  46 # 860832 paging space I/Os blocked with no psbuf
  47 # 2228 filesystem I/Os blocked with no fsbuf
  48 # 508 client filesystem I/Os blocked with no fsbuf
  49 # 1372 external pager filesystem I/Os blocked with no fsbuf
  50 # 88.8 percentage of memory used for computational pages
  51 # allocated = 8257536 blocks used = 1820821 blocks free = 6436715 blocks
  52 #
  53 # The first part is the output of vmstat -v, the last line is the output
  54 # of swap -s and show the swap space usage
  55
  56
  57 # Parse AIX vmstat output into something compatible with the Linux
  58 # output from /proc/meminfo. AIX speaks of 4k pages while Linux of kilobytes.
  59 def parse_aix_memory(info):
  60     parsed = {}
  61     # In case that the system dont have swap configured
  62     parsed["SwapTotal"] = 0
  63     parsed["SwapFree"] = 0
  64     for line in info:
  65         if line[0] == "allocated":  # Swap space
  66             parsed["SwapTotal"] = int(line[2]) * 4
  67             parsed["SwapFree"] = int(line[10]) * 4
  68         else:
  69             varname = " ".join(line[1:])
  70             if varname == "memory pages":
  71                 parsed["MemTotal"] = int(line[0]) * 4
  72             elif varname == "free pages":
  73                 parsed["MemFree"] = int(line[0]) * 4
  74             elif varname == "file pages":
  75                 parsed["Cached"] = int(line[0]) * 4
  76     return parsed
  77
  78
  79 def check_aix_memory(_no_item, params, info):
  80     meminfo = parse_aix_memory(info)
  81     return check_memory(params, meminfo)
  82
  83
  84 def inventory_aix_memory(info):
  85     meminfo = parse_aix_memory(info)
  86     if "MemFree" in meminfo:
  87         return [(None, {})]
  88
  89
  90 check_info['aix_memory'] = {
  91     "check_function": check_aix_memory,
  92     "inventory_function": inventory_aix_memory,
  93     "service_description": "Memory used",
  94     "has_perfdata": True,
  95     "group": "memory",
  96     "default_levels_variable": "memory_default_levels",
  97     "includes": ["mem.include"],
  98 }