serviio increase jvm heap

adjust eclipse jvm heap size

In the run of the run configuration, there is one argument option in the vm argument input box enter: -Xms256m -Xmx1024m Jvm's heap size can be set a minimum 256m, maximum 1024m

hadoop increase the heap memory

hadoop in the settings file, mainly in $ HADOOP_HOME / conf / hadoop_env.sh in # Set Hadoop-specific environment variables here. # The only required environment variable is JAVA_HOME. All others are # optional. When running a distributed configuratio

View JVM heap memory the distribution of objects

1. Use JConsole to collect the memory info 0) Goto jdk \ bin to start jconsole. 1) Listen to the started Java Application 2) Navigate to Tab MBeans> com.sun.management> HotspotDiagnostic> Operations> dumpHeap 3) Fill the output file name

Eclipse Memory management: still bear jvm heap memory overflow friends over here

Adjust eclipse memory in the online search method have pointed out that in eclipse.ini file can be set jvm parameters. But still found time to run the program memory has not changed, not the set of 1024M, but is still 107M (eclipse in the jvm default

(Continued) WEBLOGIC configuration practice

Trackback URI: http://publishblog.blogchina.com/blog/tb.b?diaryID=5937361 Keywords: (continued) WEBLOGIC configuration practice news page news, permanent consumption of server memory, unless the opening page. News page is a news release of permanent and n

jvm memory in different situations and how to increase the PermGen space-related

1, set the environment variable set JAVA_OPTS =-Xms32m-Xmx512m 2, java-Xms32m-Xmx800m className Is in the implementation of the JAVA class file with this parameter, which is the need to perform really className the class name. (Including the package name)

JVM in the connection pool. Stack and heap

JVM's stack and heap: Stack (stack): store the basic types and object references. Rate second only to register. Data can be shared. Pile (heap): Storage object. There is a string JVM connection pool, which there are a lot of String objects can be

JVM Tuning summary

Reference URL http://pengjiaheng.spaces.live.com/blog/cns!2DAA368B386E6AEA!770.entry This talk about a more comprehensive, comparative Getting Started http://blog.csdn.net/Peart_Boy/archive/2006/10/01/1313413.aspx Talk about the basic concepts of good, al

java virtual machine jvm memory settings on the tuning

java virtual machine jvm memory settings on the tuning JVM memory settings for the principle of The default java virtual machine, the size of the relatively small, in the large data processing java will throw an error: java.lang.OutOfMemoryError. Set jvm

Tomcat Performance Tuning and code java.lang.OutOfMemoryError: PermGen space and the Java heap space and their solutions

java.lang.OutOfMemoryError: PermGen space and their solutions 1, PermGen space stands for Permanent Generation space, refers to the memory of the permanent preservation areas OutOfMemoryError: PermGen space on the surface that is out of the memory benefit

In-depth analysis on the JVM PermGen space

PermGen space stands for Permanent Generation space, refers to the memory of the permanent preservation areas OutOfMemoryError: PermGen space on the surface that is out of the memory benefit, the solution must also be to increase the memory. Why talk abou

Common Errors in Setting Java Heap Size

Two JVM options are often used to tune JVM heap size: -Xmx for maximum heap size, and -Xms for initial heap size. Here are some common mistakes I have seen when using them: * Missing m, M, g or G at the end (they are case insensitive). For example, java -

java.lang.OutOfMemoryError: Java heap space solution

Explained: Heap size settings JVM heap setting refers to the java program is running during the JVM memory space can be used to deploy the settings. JVM at startup time will be automatically set Heap size of the value of its initial space (ie-Xms) is ...

The GC jvm summary of some learning

1: java memory area of a brief introduction 1, heap (Heap) JVM memory management, called the heap. In 32Bit operating system limits have 1.5G-2G, and 64Bit's not. Initial allocation of memory from the JVM-Xms specified, the default is the physica ...

JVM memory tuning parameters

Heap memory (heap) is a Java virtual machine control and management, therefore, in terms of these parameters on the JVM has a default value, but in some cases, the default values of these parameters is not optimal, which requires us through adjust th ...

java.lang.OutOfMemoryError: Java heap space error and Treatment

java.lang.OutOfMemoryError: Java heap space ================================================== = Using the Java program from the database query exception when large amounts of data: java.lang.OutOfMemoryError: Java heap space If the JVM in 98% of the time

Application Server JVM memory management and optimization of the SUN JVM memory management (under)

Analysis: Jason SHChen How to adjust the JVM parameters of the system in a specific hardware configuration to achieve optimal performance. Part SUN JVM through the memory management mechanism of introduction, we all know that the SUN JVM memory into perma

Java Virtual Machine (JVM) in the memory settings Xiangjie

In larger-scale applications, Java Virtual Machine (JVM) memory settings is particularly important to achieve good efficiency in the project, GC (garbage collection) set is the first step. PermGen space: full name is PermanentGenerationspace. That is a pe

eclipse can not open, jvm terminated.Exit code =- 1

Initial allocation of memory from the JVM-Xms specified, the default is the physical memory of 1 / 64; JVM maximum memory allocated by the-Xmx specified, the default is the physical memory of 1 / 4. The default heap memory is less than 40% of spare time,

jvm arguments detailed

For example, heap size common configuration settings JVM heap size of the largest of three limitations: the data model related to the operating system (32-bt or 64-bit) limits; system available virtual memory limit; system available physical memory l

Tomcat's JVM settings and connection settings

A, Tomcat's JVM memory overflow Tips View% TOMCAT_HOME% \ logs folder, log files have memory overflow error Second, modify the JVM Tomcat 1, error: java.lang.OutOfMemoryError: Java heap space Tomcat can use the default memory to 128MB, the application

Java Virtual Machine (JVM) in the memory settings Xiangjie (Goodfellas)

In some slightly larger scale applications, Java Virtual Machine (JVM) memory settings is particularly important, to obtain a good efficiency in the project, GC (garbage collection) the setting is the first step. PermGen space: full name is the Permanent

(All) JVM tuning Summary (change)

Original Source: http://pengjiaheng.spaces.live.com/blog/cns!2DAA368B386E6AEA!770.entry Recently concluded a number of things, is basically a summary of some of the information online. 1, related concepts Basic recovery algorithm Reference count (Ref

Java Virtual Machine (JVM) is reproduced in the memory settings Xiangjie

In larger-scale applications, Java Virtual Machine (JVM) memory settings is particularly important to achieve good efficiency in the project, GC (garbage collection) set is the first step. PermGen space: full name is the Permanent Generation space. That i

[Change] Java Virtual Machine (JVM) in the memory settings Xiangjie

Java Virtual Machine (JVM) in the memory settings Xiangjie This article introduces you to the Java virtual machine, that is, how to set JVM memory, the GC to achieve good efficiency. In larger-scale applications, Java Virtual Machine (JVM) memory settings

SUN JVM memory management and server memory allocation and optimization of non-

Part for a briefing on SUN JVM memory management mechanism. This mainly explains the JVM with performance-related parameters, how to use tools to monitor JVM memory allocation and how the use of JVM parameters to adjust the system in a specific hardware c

JVM Tuning summary-Xms-Xmx-Xmn-Xss

This article is reproduced from: http://unixboy.javaeye.com/blog/174173 Heap size is set JVM heap size of the largest of three limitations: the data model related to the operating system (32-bt or 64-bit) limits; system available virtual memory limit

How to configure Tomcat's JVM virtual machine memory size

Tomcat itself does not directly run on computers need to rely on hardware-based operating system and a java virtual machine. You can choose your own need to select different operating systems and the corresponding JDK version (as long as is consisten

When prompted to start the eclipse directly error: Could not reserve enough space for object heap

When prompted to start the eclipse directly error: Could not reserve enough space for object heap, the solution is to modify the eclipse.ini configuration. The underlying reason is jvm memory allocation. 1, in accordance with the jvm's design rul

JAVA Performance Tuning-Sun Hotspot JDK JVM parameter

(Transfer from: http://www.hashei.me/2009/05/tuning-the-sun-hotspot-jdk.html ) Mainly based on this PDF ( GCTuningGuidelines ) written. The first is the introduction of the new JDK1.5 features Ergonomic Settings (automatic optimization of parameters)

JVM memory models, and garbage collection

<Switch> JVM memory models, and garbage collection <! - / Title -> Time: 2010-08-30 14:56 Source: Author: Love Life hits: <script src = "/ alicms / plus / count.php? View = yes & aid = 105 & mid = 21" type = "text / j

Comprehensive understanding of Eclipse in the JVM memory settings

Eclipse in the JVM memory settings you are familiar with, according to the official statement: "Java virtual machine has a heap, the heap is the runtime data area, all class instances and arrays of memory are allocated from here." Here to tell y

How to set Tomcat's JVM memory size of virtual machine

Tomcat itself does not directly run on a computer, you need to depend on the hardware basis * for the system and a java virtual machine. You can choose your own need to select a different * for the system and the corresponding JDK version (as long as they

Adjust the JVM switches to improve performance

http://blog.csdn.net/petehero/archive/2005/10/28/518261.aspx JVM provides a variety of used to adjust the memory allocation and garbage collection of standard switches and non-standard switch. Some of these settings can improve the performance of IDE

JVM - parameter settings

1. Set JVM parameters in the eclipse open eclipse-Window - Preferences-Java-installed JRE (in the current development environment for running java programs are effective, which is running in the eclipse java program) to edit the current use of the JRE , e

JAVA Performance Tuning-IBM JDK JVM parameters

This article describes the IBM JDK under the common parameter settings. -Xms: minimum heap size -Xmx: maximum heap size -Xminf and-Xmaxf: GC (garbage collection) of free space after the minimum and maximum values -Xmine and-Xmaxe: minimum maximum hea

Java Virtual Machine (JVM) memory settings in the Detailed

Reprinted: http://developer.51cto.com/art/200906/127144.htm In larger-scale applications, Java Virtual Machine (JVM) memory settings is particularly important to achieve good efficiency in the project, GC (garbage collection) setting is the first step. Pe

java jvm parameters-Xms-Xmx-Xmn-Xss tuning Summary

java jvm parameters-Xms-Xmx-Xmn-Xss tuning Summary Common Configuration Example <br /> heap size setting JVM maximum heap size in the three limitations: the data model related to the operating system (32-bt or 64-bit) limits; system of free virtual

MyEclipse memory to talk about the JVM memory (transfer)

[IT168 technical documentation] if not set, then using the MyEclipse often shown as memory prompts. Prompt it very clear: "MyEclipse has detected that less than 5% of the 64MB of Perm Gen (Non-heap memory) space remains." Means that currently on

tomcat outofmemoryerror permgen space java heap space

Keywords: tomcat outofmemoryerror permgen space java heap space Familiar with a recently developed in the project for several years, the need to migrate to mysql database from oracle, the first connection point to the jdbc mysql, tomcat package into which

Understanding java JVM virtual machine option Xms Xmx PermSize MaxPermSize difference

Eclipse crashes, error messages: MyEclipse has detected that less than 5% of the 64MB of Perm Gen (Non-heap memory) space remains. It is strongly recommended that you exit and restart MyEclipse with new virtual machine memory paramters to increase this me

Java Virtual Machine (JVM) configuration parameters

1. Java VM Running on the linux platform on the JVM will be read / etc/sysconfig/i18n to determine the parameters in the output stream of the encoding, if the process of installing the linux system does not select English, JVM will not be able to data enc

JVM memory model, as well as garbage collection strategy for analysis

First of all I wish you all a happy Spring Festival, a few months before the study a bit JVM memory model, sorting learning experiences, sharing them with everyone to discuss progress in learning. A JVM memory model 1.1 Java Stack Java stack is associated

Eclipse in the JVM memory settings

Top of page Top] http://www.3648.com/article/20090902/53401.html eclipse.ini memory settings -vmargs-Xms128M-Xmx512M-XX: PermSize = 64M-XX: MaxPermSize = 128M There are several questions: 1. What is the meaning of each parameter? 2. Why are some mach ...

JVM garbage collection mechanism and GC Adjustment

JVM garbage collection mechanism and GC Adjustment 1, GC Summary: Knowledge of why the JVM heap, said first JVM heap? JVM is a Java object heap space for activities, procedures, objects in the class from which the allocation of space, its stores are runni

Java Virtual Machine (JVM) parameters configuration instructions (turn)

Java Virtual Machine (JVM) parameters configuration instructions In Java, J2EE large-scale applications, JVM configuration of non-standard parameter is directly related to the overall system performance. Non-standard JVM is a JVM parameter refers to the b

(Turn) Java Virtual Machine (JVM) parameters configuration instructions

Java Virtual Machine (JVM) parameters configuration instructions In Java, J2EE large-scale applications, JVM configuration of non-standard parameter is directly related to the overall system performance. Non-standard JVM is a JVM parameter refers to the b

java JVM virtual machine options: Xms Xmx PermSize MaxPermSize difference

java Although automatic recovery of memory, but the applications, in particular, the best server program memory allocation based on business conditions specified limits. Otherwise, they may cause the application to dang out. Illustrate meanings: -Xms ...

JVM (java virtual machine), tuning, GC (garbage collection)

Keywords: JVM (java virtual machine), tuning, GC (garbage collection) JVM GC tuning the JVM GC in order to be able to tune to use in a specific practice, the following will use several examples to illustrate the GC-tuning. Example 1: Heap size settin ...

JVM monitoring tool description (reproduced)

jstatd Start the jvm monitoring services. It is a rmi-based applications, to a remote machine to provide native jvm application information. The default port 1099. Examples: jstatd-J-Djava.security.policy = my.policy my.policy files need to establish thei
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