Guide
Linux has very powerful capabilities in network and system monitoring, and offers a range of solutions that track the performance of these systems and devices and provide trending performance analysis. When some problems occur, you can call the police. While some tools can trigger some actions in the alarm, here, organized and collected some open source tools
Jconsole can monitor the memory usage of Java processes on the remote host. This article explains how to use Jconsole to monitor WebLogic and Tomcat on a remote host.First, the environment1. Native Environment: Windows Xp+jconsole (jdk1.6)2. Remote Environment 1:sunos (Solaris, jdk1.6) +weblogic3, Remote Environment 2:redhat (jdk1.6) +tomcatThis article will describe the configuration of the two environments, the configuration is basically the same, t
Javamelody, a good tool for monitoring applications, has been introduced before, and has complete functions.Slightly smaller, specifically designed for Tomcat. The following describes the usage:
1 download:Http://www.lambdaprobe.org/downloads/1.7/probe.1.7b.zip2. After decompression, put probe. War under Tomcat's webapps and set server. xmlContext3. Set the user as follows in tomcat_user.xml.VI/usr/local/
the same time, a little bit less functionality, the monitoring resources require a single user can experience the Pigoss monitoring system for freePigoss BSM Usage Issues:Does the weblgic and WebSphere Configuration monitor configuration require a reboot?WebSphere configuration requires a reboot because the module needs to be added, WebLogic does not need to be restarted, and JBoss Tmocat needs to be resta
Linux monitoring (OS, MySQL, Tomcat, Apache), tomcatapache
My Opinion on gradually moving away from the development position has been approved by the boss. My next major job is "O M + database management". I would like to thank Jie Minmin and Xiao Ma for accepting my harassment and then harassing them. I will also harass Ye Dong, Mr. Xiaogang, zhishen, and pig. Thank you. At the same time, I would like to
For system and network administrators, it is a heavy task to monitor and debug the performance of Linux systems on a daily basis. After 5 years working as an administrator in the IT field as a Linux system, I gradually realized how difficult it was to monitor and keep the system up and running. For this reason, we have written a list of the 18 most commonly used command-line tools that will help each Linux/unix system administrator work. These command
7 command-line tools for monitoring Linux systems: "DepthOne of the best things about Linux is that you can drill into the operating system to explore how it works and look for opportunities to fine tune performance or diagnose problems. Here are some basic command-line tools that allow you to explore and manipulate Linux more easily. Most of these commands are a
software is a powerful drawing engine, and many languages can call rrdtool for drawing.
(Round robin database ):
Official Address: http://oss.oetiker.ch/rrdtool/
Some database tools created by Tobi Oetiker. He is also designed to process time series data such as bandwidth, temperature, CPU load, etc. This data is stored in some column databases, so the system storage footprint is sufficient to continue
Advantages: 1. rrdtool is a data recorder with e
Spring Developer Tools Source Analysis
Spring DevTools Introductionhttps://blog.csdn.net/isea533/article/details/70495714
Spring Developer Tools, hereafter referred to as devtools, this tool not only useful, but also in the source code of this tool, there are many very learning value of the design, this series will be analyzed Devtools, finally make reading this article readers can not only understand The
Spring Developer Tools Source Analysis
Introduction to Spring Devtoolshttps://blog.csdn.net/isea533/article/details/70495714
Spring Developer Tools, hereafter referred to as devtools, this tool is not only easy to use, but also in the source code of this tool, there are many very valuable to learn the design, this series will be analyzed Devtools, and finally make reading this reader can not only understan
-disable monitoring of all servicesUnmonitor name-only Disable monitoring ofthe named serviceReload-reinitialize MonitStatus-print Full status information for each serviceSummary-print Short status information for each serviceQuit-kill monit Daemon ProcessValidate-check all services and start if not running(Action arguments operate on servicesdefined in the control file)Note: Detailed Help files can be view
1, first download the Linux and Windows installation softwareHttps://www.ej-technologies.com/download/jprofiler/files2. Upload the jprofiler_linux_8_0_7.tar.gz to the linux/opt directory for decompression3, configure catalina.sh in the Tomcat bin directoryIn #-----Execute The requested Command-----------------------------------------this line addsjava_opts= "$JAVA _opts-agentpath:/opt/jprofiler8/bin/linux-x86/libjprofilerti.so=port=8849"Where,-agentpa
First, Glances website
The code is as follows
Copy Code
Tool Address: Https://github.com/nicolargo/glances
If we need to install the Glances tool on a Linux VPS server, we need to ensure that more than Python2.6, psutil2.0 version.
Second, glances monitoring tool installation
1, automatic installation
The code is as follows
Copy Code
capacity of Eden District 88.2072462755091% used # Eden area usage from Space: # s Urvior1 Zone capacity = 71303168 (68.0MB) # Survior1 area capacity used = 3952576 (3.76947021484375MB) # Surviror1 zone used Situation free = 67350592 (64.23052978515625MB) # Surviror1 area remaining capacity 5.543338551240809% used # Survior1 area use proportional to Space: # Survior2 Zone capacity = 71303168 (68.0MB) # Survior2 area capacity used = 0 (0.0M B) # Survior2 area Use
Learn linux system monitoring tools 1. Learn linux
Make full use of the built-in linux system monitoring tools to quickly and conveniently understand the system performance and other issues, so as to facilitate system analysis and debugging.
Learning articles: Every system administrator needs to know 30 Linux system
Overview
When the system bugs need to locate the problem, knowledge, experience is the key foundation, the data is the basis, the tool is the use of knowledge processing data means. The data mentioned here include: Run log, exception stack, GC log, thread snapshot (threaddump/javacore file), heap dump Snapshot (heapdump/hprof file), etc. Using the appropriate virtual machine monitoring and analysis tools c
1, Jdb (the Java debuger)JDB is used to debug core files and running Java processes in real-time, with rich commands to help you debug, and its functionality is very similar to the DBX in Sun Studio, but JDB is specifically designed for Java applications.Now it should be said that the daily development of the jdb is seldom used, because now the IDE has been packaged for us, such as the use of Eclipse Invoke program is very convenient, as long as in very specific circumstances may use this comman
Application Software Learning Summary
Directory
SVN deployment and use
One-Health installation Zabbix
Ansible automatic operation and Maintenance tool installation and use
PPTP server-side deployment to client connections using
Fail2ban installation Configuration
KVM Installation Use
Lvs+keepalived Construction
KEEPALIVED+LVS Maintenance skills and tuning
Introduction of the concept type of LVS and three kinds of working modes and 10 scheduling algorithms
Redis Single
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