weblogic performance tuning

Discover weblogic performance tuning, include the articles, news, trends, analysis and practical advice about weblogic performance tuning on alibabacloud.com

GIS image cutting performance tuning and GIS image Performance Tuning

GIS image cutting performance tuning and GIS image Performance TuningStatus Quo and objectives DellR920 Server, virtualized vmware vsphere 5.5 system, Guest System Windows Server 2012 R2. Deploy software ARCGIS 10. Image graph cutting test: the original cut takes 70 hours, And now it takes 17 hours. There is still room for further optimization. Debugging objectiv

Summary of parameters affecting performance in WebLogic __web

1.    Name Parameters Position Role Cache Max-beans-in-cache Weblogic-ejb-jar.xml The size of the entity bean cache space, if the cached space is too small, some beans are stranded in the database and must be reloaded from the database the next time they are called "%java_home%/bin/java"-hotspot-xms512m-xmx512m-classpath%classpath%- startwls.cmd/startwls.sh To achieve high-

I will share 11 practical tips on Java performance tuning and java Tuning

I will share 11 practical tips on Java performance tuning and java Tuning Most developers think that performance optimization is a complicated problem and requires a lot of experience and knowledge. Yes, it is not wrong. It is not easy to optimize the application to achieve the best

Basic knowledge of Java Program Performance Tuning and JDK tuning

A basic knowledge 1.1 What is the performance Before performance tuning, let's first look at what performance is. As for performance, I think everyone who has studied Java can list a few points or even talk about it. In the book "Java TM Platform

SQL Server Performance Tuning methodology and common tools, SQL Server Tuning

SQL Server Performance Tuning methodology and common tools, SQL Server Tuning In earlier articles, we mentioned the DETECT methodology in Performance Tuning. Here we will briefly review the DETECT methodology. Discover the problem: found the problem Lead e the conditions: E

Linux server performance tuning skills, linux Server Tuning

Linux server performance tuning skills, linux Server TuningPerformance tuning skills for 20 Linux servers Guide Linux is an open-source operating system that supports various hardware platforms. Linux servers are world-renowned. The main difference between Linux and Windows is that, by default, a Linux server does not provide a GUI (graphical user int

. Net Performance Tuning 3: tuning tools and methods for yslow-related rules

. Net Performance Tuning Series Article Index of series articles . Net Performance Tuning: Use of ants performance profiler . NET performance optimization 2: Use Visual Studio for code measurement . Net

SQL Server Performance Tuning series (6)-index structure and Tuning

I. Preface Index plays an important role in database performance. The advantages and disadvantages of index design directly affect the efficiency of DB execution. Therefore, when performing DB tuning, some of them will start to process the index. SQL server also provides a good tool for Database Engine Tuning Advisor and provides some advice on index creation and

MySQL performance tuning and Architecture Design-Chapter 1 Basic Principles of scalable design, mysql Tuning

MySQL performance tuning and Architecture Design-Chapter 1 Basic Principles of scalable design, mysql Tuning Chapter 1 Basic Principles of scalable design Preface: With the rapid increase of information, the development of hardware equipment has gradually become unable to keep up with the application system's requirements for processing capabilities. How can we s

SQL Server Tuning Basic Series-Performance tuning Introduction

thickness of the arrow lines indicates the amount of data. In a graphical execution plan, each of the different operators has its own property values, and we can move the mouse over the operator icon to view Of course, you can also right-click on the icon, view the properties, go to the Properties panel and view more detailed property values The detailed indicator values for each operator in this case are described later, but there are a few key values here, which can be said to mention a lit

MySql performance tuning policy and mysql tuning policy

MySql performance tuning policy and mysql tuning policy This topic provides detailed parameter descriptions for my. cnf configuration. The sample configuration is as follows: # Cat my. cnf # MySQL client library initialization. [Client] Port = 3306 Socket =/tmp/mysql. sock Character-set-server = utf8 # The MySQL server [Mysqld] Init_connect = 'set na

JVM principle and Performance Tuning series (tuning tools)

with a graphical performance detection tool. Ability to monitor memory, threads, class loading, virtual machine information, and moreVisual VM is a multi-in-one graphical performance detection tool that integrates a variety of new capability detection tools. Can replace some of the JDK's own tools, if JSTATE,JPS, etc.The Mat full name Memory Analyzer is a powerful Java heap analysis tool capable of analyzi

11 simple Java performance tuning techniques, java Tuning

11 simple Java performance tuning techniques, java Tuning Most developers naturally think that performance optimization is complex and requires a lot of experience and knowledge. Well, it cannot be said that this is completely wrong. Optimizing applications to achieve optimal perfo

Java Performance Tuning---------------------JVM tuning Scheme

The main processes of tuning the JVM are:1. Determine heap memory size (-XMX,-XMS)2, the rational distribution of the new generation and old generation (-xx:newratio,-XMN,-xx:survivorratio)3. Determine the size of the permanent zone (-xx:permsize,-xx:maxpermsiize)4. Select the garbage collector5, the garbage collector to set reasonable6. Disable GC (-XX:+DISABLEEXPLICITGC)7. Disable class Metadata recycling (-XNOCLASSGC)8. Disable class validation (-x

SQL optimization (SQL TUNING) 10-minute completion of billions of data volume performance optimization (SQL tuning)

:16TAB1 small, TAB2 billion level above, two weeks data in tens of millions of.Lan Hua Main 16:13:22Ok.Orchid Island Main 16:16:29So change the SQL:with T1 as (Select count (t.c1), t.c1,t.c2,t.c3,t.c4,t.c5From Tab1 twhere T.c2 not in (' Val1 ', ' val2 ', ' val3 ', ' val4 ', ' VAL5 ')and C1 is not NULLGroup by T.C1, T.C2,T.C3,T.C4,T.C5)Select T1.c1,t1.c2,t1.c3,t1.c4,t1.c5from T1Where NOT EXISTS (Select/*+ Use_hash (m,n) */M.C1, M.C2,M.C3,M.C4,M.C5from T1 m,tab2 Nwhere N.c2 > Sysdate-14and m.c1 =

Database Tuning tutorial (4) Explain performance analysis command, tuning explain

Database Tuning tutorial (4) Explain performance analysis command, tuning explain In the previous chapter, we learned how to find slow queries and record statements into logs. How can we know where statement problems occur after slow queries are found. This chapter describes how to use the database performance analysis

The principle of performance analysis and tuning

Recently it has been a tangle of performance analysis and tuning how to start with hardware first, or from code or database first. From the operating system (CPU scheduling, memory management, process scheduling, disk I/O), Network, Protocol (HTTP, TCP/IP), or from application code, database tuning, middleware configuration and so on.Single middleware also sub-we

Become a Java GC expert (5)-Java Performance Tuning principle, gc Tuning

Become a Java GC expert (5)-Java Performance Tuning principle, gc Tuning Not every program needs optimization. If the performance of a program is the same as expected, you don't have to put extra effort into improving its performance. However, after the program debugging is

Tuning methods for Linux network performance tuning

Article title: Overview of tuning methods for Linux network performance tuning. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Author: Yao Ye He Xiaoyu Yang bangqing Hongyun    In two articles:

MySQL Performance bottleneck analysis, performance indicators, metrics collection methods and performance analysis tuning tools

Label:This paper mainly explains MySQL performance bottleneck analysis, performance indicators, performance index information collection tools and methods, analysis of the use of tuning tools.The article has not been completed, the following is an outline.Performance bottlenecks:SlowPerformance Index:Frequency of Visit

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