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 班級規(guī)模及環(huán)境--熱線:4008699035 手機:15921673576( 微信同號) |
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每期人數(shù)限3到5人。 |
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上課時間和地點 |
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上課地點：【上海】：同濟大學(滬西)/新城金郡商務樓(11號線白銀路站) 【深圳分部】：電影大廈(地鐵一號線大劇院站)/深圳大學成教院 【北京分部】：北京中山學院/福鑫大樓 【南京分部】：金港大廈(和燕路) 【武漢分部】：佳源大廈（高新二路） 【成都分部】：領館區(qū)1號（中和大道） 【沈陽分部】：沈陽理工大學/六宅臻品 【鄭州分部】：鄭州大學/錦華大廈 【石家莊分部】：河北科技大學/瑞景大廈 【廣州分部】：廣糧大廈 【西安分部】：協(xié)同大廈
最近開課時間(周末班/連續(xù)班/晚班）：2020年3月16日 |
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實驗設備 |
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★實驗設備請點擊這兒查看★ |
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質(zhì)量保障 |
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1、培訓過程中，如有部分內(nèi)容理解不透或消化不好，可免費在以后培訓班中重聽；
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3、培訓合格學員可享受免費推薦就業(yè)機會。 |
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課程大綱 |
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課程介紹：
本課程將使學員掌握Oracle Weblogic server問題的癥狀及原因，掌握問題的檢查方法及在不同環(huán)境中解決問題的方法，該課程有助于顯著提高運營企業(yè)的效率。
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在管理WLS的時候 識別、檢查和解決問題。
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用工具診斷和解決問題。
課程對象： 網(wǎng)站管理員
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課程大綱：
??????? Introduction to Diagnostic Patterns
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?Overview of Patterns
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?What is a Pattern
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?Identifying Support Pattern Methodology
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?Why Use Support Patterns
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?Identifying Support Pattern Resources
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Common Diagnostic Tools
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?JVM Management: Java SE 6.0 Monitoring and Management Architecture
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?Identifying Processes and Threads
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?Obtaining a Thread Dump Using WLS
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?Memory: Define Java Heap
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?Garbage Collection Review
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?Configuring JRockit Heap
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Server Core Dump Pattern
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?Identifying Server Core Dump Pattern
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?Symptoms and Causes of a Server Core Dump
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?Identifying Why Core File is Not Produced
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?Investigating Causes of Server Core Dump
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?Overview of Investigation
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?Overview of Core File Tools
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?Overview of Standard Investigation Tools
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?Creating Troubleshooting Checklist
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Generic Server Hang Pattern
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?Symptoms and Causes of a Server Hang
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?Investigation of Server Hang
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?Basic Investigation Steps
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?View the Execute Threads
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?Thread Dump on a Running Server
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?Analysis and Troubleshooting Investigation Results
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?Setting Server Thread Counts
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?Troubleshooting Strategy
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Identifying High CPU Usage Pattern and Describing Resolution Steps
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?Identifying High CPU Usage Pattern
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?Review: Processes and Threads
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?Investigating High CPU Usage: On Solaris, Linux, and Windows OS
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?Analyzing the Server Instance to Determine What Threads are Causing the Issue
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?Using the Analyzed Information to Identify Areas Where Performance Tuning is Required
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Analyzing and Diagnosing Out of Memory/Memory Leak Patterns
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?Review of General Memory Concepts: Java Heap, Native Memory, and Memory Leaks
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?Investigating Java Heap Out of Memory Errors
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?Review Garbage Collection and Object References
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?Symptoms, Causes, and Troubleshooting of Out of Memory in Java Heap
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?Investigating Out of Native Memory Conditions
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?Review: Process Size, Virtual vs. Physical Memory
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?Symptoms, Causes, and Troubleshooting of Native Out of Memory Conditions
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Generic JDBC Pattern
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?Understanding Generic JDBC Pattern
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?Review: JDBC Database, Datasources, Connection Pool, and Statement Cache
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?Investigating JDBC Problems
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?Server Startup: Failed Pool Creation
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?Causes of Resource Exceptions
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?Overview of Insufficient Connections
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?Troubleshooting WebLogic Server Crashes
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?Troubleshooting WebLogic Server or Application Hangs and Memory Leaks
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Troubleshooting Too Many Open Files Pattern
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?Symptoms, Causes, and Troubleshooting of Too Many Open Files Problem
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?Identifying a WebLogic System That Has Too Many Files Open
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?Using Available Tools to Determine Which Component Has Too Many Files Open and What the Files Are
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Describing and Diagnosing Class Exception Patterns
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?Describing Class Cast Exception Pattern
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?Investigating Class Exceptions and Errors
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?Adding Application Code Diagnostics
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?Identifying Different Class Loaders
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?Describing Known WLS Issues
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?Understanding and Troubleshooting Class Casting Issues
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?Understanding and Troubleshooting Basic Class Loader Issues
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Understanding Symptoms, Causes, and Tools to Troubleshoot Multicast Patterns
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?Reviewing a WebLogic Server Cluster and Clustered Server Communication
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?Describing Multicast Problems and Investigation
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?Configuration Errors and Physical Network Problems
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?Multicast Timeouts
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?Clustering Heartbeat Problems and Multicast Storms
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?Testing and Debugging Multicast Patterns
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?Discussing Some of the Potential Multicast Issues that Can Occur in a WebLogic Server Cluster
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?Understanding the Processes Involved in Identifying and Resolving the Issues
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General Diagnostics for Proxy Plug-ins Pattern
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?Diagnosing and Troubleshooting Proxy Plug-ins Pattern
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?Gathering Plug-in Diagnostics
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?Switching on Debugging for the WebLogic Server Proxy
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?Knowing Where to Look in the WebLogic Server Console and Proxy Logs for Issues
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Identifying, Investigating, and Diagnosing HTTP Session Replication Failures Pattern
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?Reviewing HTTP Session Replication Failures Pattern
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?Causes, Symptoms, and Examples of HTTP Session Replication Failure
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?Investigating HTTP Session Replication Failures
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?Gathering Diagnostics: Enable Debug
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?Understanding How the WebLogic Server Proxy Server Works with Respect to HTTP Session Replication and Failover
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?Discussing Various Aspects of HTTP Session Replication Configuration and Operation
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