JMX for DevOps 22 - munzandmore.communzandmore.com/downloads/JMXforDevOps.pdf · 5 MBeans MBeans...

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Oracle WebLogic Devcast Series: JMX for DevOpsDr. Frank MunzOracle Technologist of the Year, Cloud

ORACLE

PRODUCT

LOGO

g ,

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The following is intended to outline our general product direction. It is intended for information purposes only, and may not be incorporated into any contract. I i i d li i l d f i li d h ldIt is not a commitment to deliver any material, code, or functionality, and should not be relied upon in making purchasing decisions. The development, release, and timing of any features or functionality described for Oracleʼs products remains at the sole discretion of Oracle.

Who is this guy?

• Frank Munz• Founded munz & more in 2007• 12+ years WebLogic Server and

Oracle Fusion Middleware• Consulting and High End Training• Consulting and High-End Training• NEW book:

“WebLogic 12c: Advanced Recipes”

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WebLogic 12c: JMX For DevOps

• Download NetBeans projects andadditional links at the end

• “JMX for DevOps” ?

Frank Munz / www.munzandmore.com / Oracle DevCast Slide #5

Agenda

1. Basics2. Tools / Clients3. Programming4. Wrap-upp p


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JMX BASICSJMX BASICS

JMX

• Java Management Extensions (JSR-003)J g (J )+ JMX Remote API (JSR-160)• Supported from Java 5• JMX 1.2 supported since WLS 9.xJ pp• WebLogic 12c: RESTful access


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MBeans

MBeans have attributes, operations, use notifications

W bL i MB l tWebLogic MBeans encapsulate– Configuration Data– Runtime Values


MBean ServersOracle WebLogic JVMJMX

JVM Platform MBean Server

Edit MBean Server

JSR 160 RMI Connector

Edit MBean Server

Runtime MBean Server

DomainRuntime MBean Server

RESTful

MBean

Admin

RMI Client JVM

htt

Frank Munz / www.munzandmore.com / Oracle DevCast

ConnectorMBean MBean

Admin

http

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MBean Object Name

domainPart:listOfPropertiesdomainPart:listOfProperties

com.bea used for Name=…,Type=…WebLogic MBeans [,ParentType1=Parent1Name]

[ ParentType2=Parent2Name] [ ][,ParentType2=Parent2Name] [,…][,Location=serverName]

Example: com.bea:Name=AdminServer,Type=Server


JMX TOOLS / CLIENTSAdmin console, JConsole, WLST, RESTful Management Services, Jolokia.

JMX TOOLS / CLIENTS

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WebLogic Admin Console

WebLogic Scripting Tool

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WebLogic 12c RESTful Management Services

JConsole

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Open Source JMX Shell, RESTful API, Monitoring Plugins

WebLogic 12c Admin Console

• Comfortable and feature-rich graphical JMX clientg p J• All changes from console are done via JMX• Sometimes scripting is preferred-> WLST scripts can be recordedp


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DEMODEMOAdmin ConsoleAdmin Console

WebLogic Scripting Tool (WLST)

• Efficient and versatile. It can replace:p Configuration wizard Template builder Command line deployment: weblogic.Deployerp y g p y Admin console

• Online / offline modeFrank Munz / www.munzandmore.com / Oracle DevCast Slide #20

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WLST

MW_HOME/wlserver_12.1/common/bincontains start script for WLST: wlst.sh

Or run command-line with WL_HOME set and weblogic jar in classpath:weblogic.jar in classpath:

java weblogic.WLST [Script.py]Frank Munz / www.munzandmore.com / Oracle DevCast Slide #21

DEMODEMOWLSTWLST

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WLST Quick Referencels() ls('a') shows attributes , 'c' child MBeans, 'o' operations cd() navigation

domainConfig() change to domain configuration treeserverConfig() change to server config MBeansdomainRuntime() change to domain runtime treeserverRuntime() change to server runtime MBeans custom() change to custom treejndi() change to JNDI tree

edit() change to writable edit treestartEdit() start an edit session, then use set('attribute','value') save() persist changesactivate() / undo() activate / undo changes

configToScript() export domain configuration to WLST scriptfind() find attributeseaseSyntax() switch off python syntax (do not use for scripting!)

WebLogic 12cRESTful Management Service• Enable from admin console• Retrieves cluster, server, deployment and JDBC

http://host:port/management/tenant-monitoring/servers?format=full

• Built-in AJAX client for testing: http://host:port/management/ajaxtest.html


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DEMOORESTful Management

S iService

Jolokia

• HTTP/JSON bridge for remote JMX accessJ g J• -> Avoids JVM overhead on client side• Uses j4p.war or JVM agent on WebLogic• Supports many JEE servers• j4psh JMX shell with tab-completion and

syntax highlighting• Understanding of MBean names required


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DEMODEMOJolokiaJolokia

JMX PROGRAMMINGSpring / Standard Java EE JMX Development

JMX PROGRAMMING

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DEMODEMOSpringSpring

DEMODEMOJConsoleJConsole

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DEMODEMOJMX + Java EEJMX + Java EE

WRAP-UPConclusion and Links

WRAP-UP

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WebLogic 12c Advanced Recipes

http://www amazon comhttp://www.amazon.com/dp/0980798019/

Available Jan 1, 2013


Links

DevOps

http://radar.oreilly.com/2012/06/what-is-devops.html

Oracle WebLogic 12c JMX Documentation

http://docs.oracle.com/cd/E24329_01/web.1211/e24416/toc.htm

RESTful Management Services

http://www.oracle.com/technetwork/articles/soa/oliveira-wls-rest-javafx-1723982.html


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Links

Spring Reference, Chapter 22, JMXhtt // t ti i / i /d /3 0 0 RELEASE/ fhttp://static.springsource.org/spring/docs/3.0.0.RELEASE/reference/html/jmx.html#jmx-exporting

Oracle JMX Tutorialhttp://docs.oracle.com/javase/tutorial/jmx/mbeans/standard.html

Oracle MXBeans explained:http://docs.oracle.com/javase/6/docs/api/javax/management/MXBean.html


Links

Jolokia Web Site:

http://jolokia.org

munz & more http://www.munzandmore.com/blog

http://www.munzandmore.com/newsletter


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Let’s connect


Join the WebLogic Community

Twittertwitter.com/oracleweblogic

Facebookfacebook.com/oracleweblogic

Oracle’s WebLogic blogblogs.oracle.com/weblogicserver

Youtube

Youtube.com/oracleweblogic

Oracle.com/technetwork/weblogic

JMX for DevOps 22 - munzandmore.communzandmore.com/downloads/JMXforDevOps.pdf · 5 MBeans MBeans...

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