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View Code? Open in Web Editor NEWcommand line interface(CLI) for munin. it seems like snmpwalk.
command line interface(CLI) for munin. it seems like snmpwalk.
================================= Muninwalk Readme ================================ Masahito Zembutsu (@zembutsu) http://github.com/zembutsu/ * What is 'muninwalk'? Muninwalk is CLI(Command-Line interface for Munin). This behavior like snmpwalk. A difference of snmpwalk is to collect data from munin-node(TCP Port4949). This tool written in perl will be useful for your operation. Munin is a a networked resource monitoring tool. http://munin-monitoring.org/ muninwalk の日本語ドキュメントは、こちらのエントリをご覧下さい。 http://pocketstudio.jp/log3/2012/04/13/muninwalk_and_muninget/ * Requirements - OS: Linux - Perl 5.x -- Modules IO::Socket and Time::HiRes - munin-node I'm now developing on Red Hat Enteprise Linux 5. * Usage Most of muninwalk and muninget are the same structure, but roles are different. - muninwalk - to collect the several information of one host - muninget - continue collecting one information from sevral hosts $ muninwalk No hostname specified. USAGE: muninwalk <HOSTNAME[:PORT]> COMMAND [COMMAND...] [OPTION] Version: 0.0.1 Github: http://github.com/zembutsu/ Web: http://pocketstudio.jp/ Email: [email protected] COMMAND: list display node enable plugins nodes dispaly nodes <plugins names> fetch data version display munin-node's version walk walkmode (fetch all plugins data) OPTION: -c[char] change delimiter -d debug mode -h display this help message -v version -z zabbix integrate mode You must spcified target host, then you can see plugins name. $ muninwalk localhost acpi apache_accesses apache_processes .... yum This is as same as 'LIST' over munin protocol. Please, type 'walk'. It's typically working. This is original mode for munin that get LIST and Fetching all data. $ muninwalk localhost walk ## WALKMODE ## localhost::acpi.* = proc localhost::apache_accesses.accesses80 = 16023636 localhost::apache_processes.busy80 = 2 localhost::apache_processes.idle80 = 14 localhost::apache_processes.free80 = 1240 localhost::apache_volume.volume80 = 218319014912 localhost::cpu.user = 102389306 localhost::cpu.nice = 40457009 localhost::cpu.system = 22013272 (snip) If you want to get a value of Load Average, $ muninwalk localhost load localhost::load.load = 0.28 If you want to get a value of Load Average and cpu status, $ muninwalk localhost load cpu localhost::load.load = 0.28 localhost::cpu.user = 102390872 localhost::cpu.nice = 40457009 localhost::cpu.system = 22013642 localhost::cpu.idle = 1975949071 localhost::cpu.iowait = 49672118 localhost::cpu.irq = 262710 localhost::cpu.softirq = 1496958 localhost::cpu.steal = 0 The case, you want to check only 'cpu.iowait': $ muninwalk localhost cpu.iowait localhost::cpu.iowait = 49672379 Note: 'watch' comannd might be helpls you. $ muninget No hostname specified. USAGE: muninget <HOSTNAME[:PORT]> COMMAND [COMMAND...] [OPTION] Version: 0.0.1 Github: http://github.com/zembutsu/ Web: http://pocketstudio.jp/ Email: [email protected] COMMAND: list display enable plugins nodes dispaly nodes <plugins names> fetch data version display version OPTION: -c[char] change delimiter -d debug mode -h display this help message -v version If you want to continue collecting data (ex, load), $ muninget localhost load 12/04/11 21:41:06.084646::localhost::load.load = 0.16 12/04/11 21:41:07.136572::localhost::load.load = 0.16 'Ctrl+C' can stop this script. Do you need several hosts data? (ex, hostname node1 and node2 ) $ muninget node1,node2 load 12/04/11 21:42:51.895727::node1::load.load = 0.67 12/04/11 21:42:51.946590::node2::load.load = 0.13 12/04/11 21:42:53.000443::node1::load.load = 0.66 12/04/11 21:42:53.051397::node2::load.load = 0.13 If you want to change loop interval, you should use '-s' option. $ munin node1,node2 load -s0.5 (-s<sec>) 12/04/11 21:44:55.674071::node1::load.load = 0.57 12/04/11 21:44:55.724940::node2::load.load = 0.12 12/04/11 21:44:56.280103::node1::load.load = 0.57 12/04/11 21:44:56.331063::node2::load.load = 0.12 * Use case - network and server operation - debugging munin plugins * Known bug's - not support hierarchization munin plugins * Tasks/Plans - support hierachization munin plugins - formatting output ( for human readable ) * Feedback - welcome! * History Apr 11, 2011 1st release.
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