functionA command-line tool for monitoring the various health status information for a virtual machine. It can display the class load, memory, garbage collection, JIT compiling and other running data in the process of local or remote virtual machine, on the server without GUI graphical interface and only provide plain text console environment, it will be the tool
=8080# database configuration# The DB Host, username password Vault name Db_url=localhostdb _name=drelephantdb_user= "Root" db_password=Other default, no change requiredAnd then the Generalconf.xml.Modify Drelephant.analysis.thread.count, the default is 3, the proposed modification to 10, 3 words from the Jobhistoryserver reading speed is too slow, higher than 10 words and read too fast, will cause great pressure on jobhistoryserver. The following two one is the time period of the read, and the
HTTP protocol monitoring plug-in
When doing web development, the HTTP protocol is generally well encapsulated, and does not directly see the HTTP protocol first-class original content, but these things are often very helpful to us to find the problem. There are two Firefox plugins that can be easily implemented.
Blktrace is a block layer I/O path monitoring and analysis tool. It can be used to gain an in-depth understanding of the I/O path, which is helpful for monitoring and performance tuning. 1. the architecture of blktrace is implemented in two parts: kernel space and user space. In kernel space, tracepoint is mainly added to the key points in the block layer I/O pat
In Unix-like systems, you can use top to view system resources, processes, memory usage, and other information. To view the network status, you can use tools such as netstat and nmap. To view real-time network traffic and monitor TCP/IP connections, you can use iftop. I. What is iftop? Iftop is similar to top... in Unix-like systems, you can use top to view system resources, processes, memory usage, and other information. To view the network status, you can use tools such as netstat and nmap. To
This article mainly introduces the installation and configuration of the Supervisor process monitoring management tool in Mac. the Supervisor is written in Python and is a process monitoring management tool in unix-like operating systems, this article describes the configuration and installation of MAC systems. For mor
PHP uses the monitoring tool to execute automatic tasks of Whmcs. In fact, it is feasible to use Linux to schedule tasks,... No -_-
You can use the timed access feature of the monitoring site to execute the scheduled task of Whmcs.
However, the tangle is coming... The longest monitoring interval of the
Installation: wget http://innotop.googlecode.com/files/innotop-1.8.0.tar.gz# Perl makefile.pl# make InstallSolution can ' t locate term/readkey.pm in @INC error mode as follows# wget http://download.fedora.redhat.com/pub/epel/5/x86_64/perl-TermReadKey-2.30-4.el5.x86_64.rpm# RPM-IVH perl-termreadkey-2.30-4.el5.x86_64.rpmor Perl-mcpan-eshell.Install Term::readkeyInnotop is an interactive
INNOTOP is a monitoring tool that displays MySQL and InnoDB in text mode. INNOTOP is written in PERL, which enables it to be used more flexibly on various operating platforms. it can monitor the running status of MYSQL and INNODB in detail, based on the results of DBA, you can: 1. innotop installation
Reference Official website: http://innotop.googlecode.com/svn/
MySQL Monitoring management tool--innotop1.innotop InstallationReference official website: http://innotop.googlecode.com/svn/html/installing.html# wget http://innotop.googlecode.com/files/innotop-1.9.0.tar.gz# TAR-ZXVF Innotop-1.9.0.tar.gz# CD innotop-1.9.0Installing the Innotop to
Android memory monitoring tool ddms --> heap. Original address
To monitor the memory usage of an application process using heap, follow these steps:1. After eclipse is started, switch to the ddms perspective and confirm that the devices view and heap view are all open;2. Connect your phone to your computer via USB. Make sure that the phone is in "USB debugging" mode instead of "Mass Storage ";3. After the c
Real-time Network traffic monitoring tool under LinuxDaquanFound in the work, often because of business reasons, need to know the traffic of a server network card, although the company also deployed cacti software, but the cacti is five minutes statistics, no instant, and sometimes open the monitoring page inconvenient, personal like to easily enter a command on
IPTraf is a network monitoring tool used in Linux Command lines. It has very practical functions and is really good. You can monitor network traffic information in real time. It is a tool for generating network monitoring and statistics reports. With this tool, you can pay a
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/
DK comes with VM analysis tools JPS, jstat, jmap, jconsole
I. Overview
Several tools in Sun's JDK are very useful. Adhering to the principle of free and commercial use. The following is a brief introduction to these tools. (Note: all the tools in this article are included in the jdk5.0 or a later version of the tool set. Like javac, you do not need to install them specially ).I have found the following four tools: Focus on jconsole and jmap.
1. JPs
Tools for batch monitoring of the MySQLdb layer in Linux are relatively scarce, and SSISDIY is used. use the SSIS package to read the configuration table information to monitor MySQL. Then, send an email to DBA1 to sort out a global information table, including ip addresses and monitoring dimensions. the table creation statement is as follows: CREAT monitoring
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