[checkmk-commits] Check_MK Git: check_mk: aix_memory: new check for RAM and SWAP on AIX

Module: check_mk Branch: master Commit: 1ae3f62efd6dcfd04c1f4ae20fc6f78fd725c046 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=1ae3f62efd6dcf… Author: Mathias Kettner &lt;mk(a)mathias-kettner.de&gt; Date: Wed Jul 2 16:04:34 2014 +0200 aix_memory: new check for RAM and SWAP on AIX --- .werks/1041 | 8 +++ ChangeLog | 5 +- agents/check_mk_agent.aix | 3 +- checkman/aix_memory | 39 ++++++++++++++ checkman/mem.used | 2 +- checks/aix_memory | 94 +++++++++++++++++++++++++++++++++ pnp-templates/check_mk-aix_memory.php | 1 + web/plugins/perfometer/check_mk.py | 1 + 8 files changed, 149 insertions(+), 4 deletions(-) diff --git a/.werks/1041 b/.werks/1041 new file mode 100644 index 0000000..6cc46cd --- /dev/null +++ b/.werks/1041 @@ -0,0 +1,8 @@ +Title: aix_memory: new check for RAM and SWAP on AIX +Level: 2 +Component: checks +Version: 1.2.5i5 +Date: 1404309861 +Class: feature + + diff --git a/ChangeLog b/ChangeLog index dfa3ed5..561e058 100644 --- a/ChangeLog +++ b/ChangeLog @@ -4,7 +4,7 @@ NOTE: Please refer to the migration notes! * 1038 Massive speedup of cmk --snmptranslate * 1035 FIX: Do not fail on errors in *.mk files anymore - except in interactive mode... - * 0174 FIX: FIX: Fixed appending of --keepalive-fd parameters to checkhelps... + * 0174 FIX: Fixed appending of --keepalive-fd parameters to checkhelpers... Checks & Agents: * 0168 f5_bigip_pool: Added Wato configuration... @@ -12,9 +12,10 @@ * 0169 websphere_mq_channels,ebsphere_mq_queues: New Checks to monitor IBM Websphere MQ Queues and Channels... * 1034 Always provide also 64 bit version of Windows agent * 0170 hp_proliant_power: New check to monitor the Power Meter on Prolaint Servers and iLO Boards - * 0997 New checks and an special agent for ALLNET IP Sensoric devices... * 0172 zfsget: Check is now usable in cluster_mode... * 1039 aix_diskiod: new check for disk IO on AIX + * 0997 New checks and an special agent for ALLNET IP Sensoric devices... + * 1041 aix_memory: new check for RAM and SWAP on AIX * 0994 FIX: agent plugin smart: fixed syntax error * 0989 FIX: logwatch.ec: Fix forwarding multiple messages via syslog/TCP... * 0943 FIX: if.include: fixed incorrect traffic percentage values in the check output of if checks... diff --git a/agents/check_mk_agent.aix b/agents/check_mk_agent.aix index 401b858..b6f97ca 100755 --- a/agents/check_mk_agent.aix +++ b/agents/check_mk_agent.aix @@ -74,7 +74,8 @@ echo '<<<aix_diskiod>>>' iostat -d | tr -s ' ' | grep hdisk echo '<<<aix_memory>>>' -vmstat -v | tr -s ' ' | cut -d " " -f 2 +vmstat -v | tr -s ' ' +swap -s echo '<<<mpstat_aix>>>' mpstat -a | tail -n1 diff --git a/checkman/aix_memory b/checkman/aix_memory new file mode 100644 index 0000000..6297d00 --- /dev/null +++ b/checkman/aix_memory @@ -0,0 +1,39 @@ +title: Usage of physical and virtual RAM +agents: aix +catalog: os/kernel +license: GPL +distribution: check_mk +description: + This check measures the current usage of physical RAM and + virtual memory used by processes on AIX. You can define a warning + and critical level for the usage of virtual memory, + {not} for the usage of RAM. + + This check uses the same logic as {mem.used} - the memory check + for Linux. Please see details there. + +inventory: + One check is created if a non-empty {<<<aix_memory>>>} section is + present in the agent output. + +perfdata: + Three variables are stored: the physical RAM, + the used swap space and the sum of both. Maximum + values for both variables are also transmitted, so that + they can be visualized. All values are in Megabytes (1024 * 1024 bytes). + + The template for PNP4Nagios that is shipped with Check_MK + stacks swap usage on top of RAM usage und thus shows + the amount of virtual RAM that is used by processes. + +[parameters] +parameters (dict): + {"levels"}: A pair of two int or float values: if these are + float it means the the percentage of virtual memory used + by processes at which WARNING/CRIT state is triggered. If the + two numbers are defined as an integer value then they are interpreted + as an absolute value in megabytes. + + {"average"}: This key is optional. If set (integer), it means + a number of minutes. The levels are then applied to the + averaged value over that time horizon. diff --git a/checkman/mem.used b/checkman/mem.used index 9d469fd..0284cc5 100644 --- a/checkman/mem.used +++ b/checkman/mem.used @@ -71,7 +71,7 @@ perfdata: If averaging is turned on, then a value {memusedavg} is added. [parameters] -parameters (dict): The check previous used a pair of +parameters (dict): The check previously used a pair of two numbers as a parameter. While this is internally still supported, the new format is a dictionary with the following keys: diff --git a/checks/aix_memory b/checks/aix_memory new file mode 100644 index 0000000..78e8412 --- /dev/null +++ b/checks/aix_memory @@ -0,0 +1,94 @@ +#!/usr/bin/python +# -*- encoding: utf-8; py-indent-offset: 4 -*- +# +------------------------------------------------------------------+ +# | ____ _ _ __ __ _ __ | +# | / ___| |__ ___ ___| | __ | \/ | |/ / | +# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / | +# | | |___| | | | __/ (__| < | | | | . \ | +# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ | +# | | +# | Copyright Mathias Kettner 2013 mk(a)mathias-kettner.de | +# +------------------------------------------------------------------+ +# +# This file is part of Check_MK. +# The official homepage is at http://mathias-kettner.de/check_mk. +# +# check_mk 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 in version 2. check_mk is distributed +# in the hope that it will be useful, but WITHOUT ANY WARRANTY; with- +# out even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. See the GNU General Public License for more de- +# ails. You should have received a copy of the GNU General Public +# License along with GNU Make; see the file COPYING. If not, write +# to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, +# Boston, MA 02110-1301 USA + +# Example output from agent: +# <<<aix_memory>>> +# 32702464 memory pages +# 31736528 lruable pages +# 858141 free pages +# 4 memory pools +# 6821312 pinned pages +# 80.0 maxpin percentage +# 3.0 minperm percentage +# 90.0 maxperm percentage +# 8.8 numperm percentage +# 2808524 file pages +# 0.0 compressed percentage +# 0 compressed pages +# 8.8 numclient percentage +# 90.0 maxclient percentage +# 2808524 client pages +# 0 remote pageouts scheduled +# 354 pending disk I/Os blocked with no pbuf +# 860832 paging space I/Os blocked with no psbuf +# 2228 filesystem I/Os blocked with no fsbuf +# 508 client filesystem I/Os blocked with no fsbuf +# 1372 external pager filesystem I/Os blocked with no fsbuf +# 88.8 percentage of memory used for computational pages +# allocated = 8257536 blocks used = 1820821 blocks free = 6436715 blocks +# +# The first part is the output of vmstat -v, the last line is the output +# of swap -s and show the swap space usage + +# Parse AIX vmstat output into something compatible with the Linux +# output from /proc/meminfo. AIX speaks of 4k pages while Linux of kilobytes. +def parse_aix_memory(info): + parsed = {} + for line in info: + if line[0] == "allocated": # Swap space + parsed["SwapTotal"] = int(line[2]) * 4 + parsed["SwapFree"] = int(line[10]) * 4 + else: + varname = " ".join(line[1:]) + if varname == "memory pages": + parsed["MemTotal"] = int(line[0]) * 4 + elif varname == "free pages": + parsed["MemFree"] = int(line[0]) * 4 + elif varname == "file pages": + parsed["Cached"] = int(line[0]) * 4 + return parsed + + +def check_aix_memory(_no_item, params, info): + meminfo = parse_aix_memory(info) + return check_memory(params, meminfo) + + +def inventory_aix_memory(info): + meminfo = parse_aix_memory(info) + if "MemFree" in meminfo: + return [(None, {})] + + +check_info['aix_memory'] = { + "check_function" : check_aix_memory, + "inventory_function" : inventory_aix_memory, + "service_description" : "Memory used", + "has_perfdata" : True, + "group" : "memory", + "default_levels_variable" : "memory_default_levels", + "includes" : [ "mem.include" ], +} diff --git a/pnp-templates/check_mk-aix_memory.php b/pnp-templates/check_mk-aix_memory.php new file mode 120000 index 0000000..0a74994 --- /dev/null +++ b/pnp-templates/check_mk-aix_memory.php @@ -0,0 +1 @@ +check_mk-mem.used.php \ No newline at end of file diff --git a/web/plugins/perfometer/check_mk.py b/web/plugins/perfometer/check_mk.py index 549eaa2..ce4958c 100644 --- a/web/plugins/perfometer/check_mk.py +++ b/web/plugins/perfometer/check_mk.py @@ -206,6 +206,7 @@ def perfometer_check_mk_mem_used(row, check_command, perf_data): return "%d%%" % (100 * (virt_used / ram_total)), h perfometers["check_mk-mem.used"] = perfometer_check_mk_mem_used +perfometers["check_mk-aix_memory"] = perfometer_check_mk_mem_used perfometers["check_mk-hr_mem"] = perfometer_check_mk_mem_used def perfometer_check_mk_mem_win(row, check_command, perf_data):