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班级规模及环境--热线:4008699035 手机:15921673576/13918613812( 微信同号) |
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坚持小班授课,为保证培训效果,增加互动环节,每期人数限3到5人。 |
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上课时间和地点 |
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上课地点:【上海】:同济大学(沪西)/新城金郡商务楼(11号线白银路站) 【深圳分部】:电影大厦(地铁一号线大剧院站)/深圳大学成教院 【北京分部】:北京中山/福鑫大楼 【南京分部】:金港大厦(和燕路) 【武汉分部】:佳源大厦(高新二路) 【成都分部】:领馆区1号(中和大道) 【沈阳分部】:沈阳理工大学/六宅臻品 【郑州分部】:郑州大学/锦华大厦 【石家庄分部】:河北科技大学/瑞景大厦 【广州分部】:广粮大厦 【西安分部】:协同大厦
近开课时间(周末班/连续班/晚班):即将开课,详情请咨询客服。(欢迎您垂询,视教育质量为生命!) |
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实验设备 |
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☆资深工程师授课
☆注重质量
☆边讲边练
☆合格学员免费推荐工作
★实验设备请点击这儿查看★ |
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质量保障 |
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1、培训过程中,如有部分内容理解不透或消化不好,可免费在以后培训班中重听;
2、课程完成后,授课老师留给学员手机和Email,保障培训效果,免费提供半年的技术支持。
3、培训合格学员可享受免费推荐就业机会。 |
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课程大纲 |
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课程介绍:
本课程将使学员掌握Oracle Weblogic server问题的症状及原因,掌握问题的检查方法及在不同环境中解决问题的方法,该课程有助于显著提高运营企业的效率。
在管理WLS的时候 识别、检查和解决问题。
用工具诊断和解决问题。
课程对象: 网站管理员
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课程大纲:
Introduction to Diagnostic Patterns
•Overview of Patterns
•What is a Pattern
•Identifying Support Pattern Methodology
•Why Use Support Patterns
•Identifying Support Pattern Resources
Common Diagnostic Tools
•JVM Management: Java SE 6.0 Monitoring and Management Architecture
•Identifying Processes and Threads
•Obtaining a Thread Dump Using WLS
•Memory: Define Java Heap
•Garbage Collection Review
•Configuring JRockit Heap
Server Core Dump Pattern
•Identifying Server Core Dump Pattern
•Symptoms and Causes of a Server Core Dump
•Identifying Why Core File is Not Produced
•Investigating Causes of Server Core Dump
•Overview of Investigation
•Overview of Core File Tools
•Overview of Standard Investigation Tools
•Creating Troubleshooting Checklist
Generic Server Hang Pattern
•Symptoms and Causes of a Server Hang
•Investigation of Server Hang
•Basic Investigation Steps
•View the Execute Threads
•Thread Dump on a Running Server
•Analysis and Troubleshooting Investigation Results
•Setting Server Thread Counts
•Troubleshooting Strategy
Identifying High CPU Usage Pattern and Describing Resolution Steps
•Identifying High CPU Usage Pattern
•Review: Processes and Threads
•Investigating High CPU Usage: On Solaris, Linux, and Windows OS
•Analyzing the Server Instance to Determine What Threads are Causing the Issue
•Using the Analyzed Information to Identify Areas Where Performance Tuning is Required
Analyzing and Diagnosing Out of Memory/Memory Leak Patterns
•Review of General Memory Concepts: Java Heap, Native Memory, and Memory Leaks
•Investigating Java Heap Out of Memory Errors
•Review Garbage Collection and Object References
•Symptoms, Causes, and Troubleshooting of Out of Memory in Java Heap
•Investigating Out of Native Memory Conditions
•Review: Process Size, Virtual vs. Physical Memory
•Symptoms, Causes, and Troubleshooting of Native Out of Memory Conditions
Generic JDBC Pattern
•Understanding Generic JDBC Pattern
•Review: JDBC Database, Datasources, Connection Pool, and Statement Cache
•Investigating JDBC Problems
•Server Startup: Failed Pool Creation
•Causes of Resource Exceptions
•Overview of Insufficient Connections
•Troubleshooting WebLogic Server Crashes
•Troubleshooting WebLogic Server or Application Hangs and Memory Leaks
Troubleshooting Too Many Open Files Pattern
•Symptoms, Causes, and Troubleshooting of Too Many Open Files Problem
•Identifying a WebLogic System That Has Too Many Files Open
•Using Available Tools to Determine Which Component Has Too Many Files Open and What the Files Are
Describing and Diagnosing Class Exception Patterns
•Describing Class Cast Exception Pattern
•Investigating Class Exceptions and Errors
•Adding Application Code Diagnostics
•Identifying Different Class Loaders
•Describing Known WLS Issues
•Understanding and Troubleshooting Class Casting Issues
•Understanding and Troubleshooting Basic Class Loader Issues
Understanding Symptoms, Causes, and Tools to Troubleshoot Multicast Patterns
•Reviewing a WebLogic Server Cluster and Clustered Server Communication
•Describing Multicast Problems and Investigation
•Configuration Errors and Physical Network Problems
•Multicast Timeouts
•Clustering Heartbeat Problems and Multicast Storms
•Testing and Debugging Multicast Patterns
•Discussing Some of the Potential Multicast Issues that Can Occur in a WebLogic Server Cluster
•Understanding the Processes Involved in Identifying and Resolving the Issues
General Diagnostics for Proxy Plug-ins Pattern
•Diagnosing and Troubleshooting Proxy Plug-ins Pattern
•Gathering Plug-in Diagnostics
•Switching on Debugging for the WebLogic Server Proxy
•Knowing Where to Look in the WebLogic Server Console and Proxy Logs for Issues
Identifying, Investigating, and Diagnosing HTTP Session Replication Failures Pattern
•Reviewing HTTP Session Replication Failures Pattern
•Causes, Symptoms, and Examples of HTTP Session Replication Failure
•Investigating HTTP Session Replication Failures
•Gathering Diagnostics: Enable Debug
•Understanding How the WebLogic Server Proxy Server Works with Respect to HTTP Session Replication and Failover
•Discussing Various Aspects of HTTP Session Replication Configuration and Operation
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