what rrd

1, Ganglia Introductionganglia consists of three parts, Gmond, Gmetad and Gweb.Gmond (Ganglia monitoring Daemon) is a lightweight service that is installed on each node host that needs to collect metrics data. Gmond completes the actual data

Background:Using Spark is primarily the magic of using spark Streaming,spark streaming: 1. 流式处理，如今是一个流处理时代，一切与流不相关的都是无效的数据。 2. 流式处理才是真正的对大数据的印象。Spark Streaming的流式处理非常强大的一个功能是可以在线处理，ML，Spark SQL等流进来的数据，这也是Spark提供的一体化，多元化的技术架构设计带来的优势。 3.

Wen/Huawei EsdkBefore introducing DevOps tools, follow the code flower to understand: what is DevOps?Devops= "Development" + "Operations".In short, devops is used primarily for development, testing, communication between operations, collaboration

Walk Through SquaresTime limit:4000/2000 MS (java/others) Memory limit:65535/65535 K (java/others)Total submission (s): 944 Accepted Submission (s): 277Problem Description On the beaming day of 60th anniversary of Njust, as a military

RedHat Linux is installed by default, Yum software, but because of the reason for the activation of the authentication RedHat can not directly do yum install some software, if we need to install the software under the RedHat yum, we only use the

Kirin Open-Source fortress team after efforts to release the V1.31 version, version of the main function of the embedded network management monitoring function, can be downloaded in the company's official website, the network management part of the

Use Popen of PHP to achieve dynamic output of RRDTOOL plotting. A closer look at how RRDTOOL is structured. The syntax is indeed cumbersome, but not too difficult. Each time the command line is executed, it must be output as a file. We hope to make

Ganglia is an open source cluster monitoring project initiated by UC Berkeley, designed to measure thousands of nodes. The core of ganglia consists of Gmond, Gmetad, and a web front end. Mainly used to monitor the performance of the system, such as:

Cacti is an excellent open source monitoring software, using PHP implementation, the main feature is to use the SNMP service to obtain data, and then use RRDtool to store and update the data, when the user view the data, RRDtool generate a chart to

#!/bin/bashlocal_ip= '/sbin/ifconfig |grep ' inet addr: ' |grep-ev ' 127.0.0.1 ' | Cut-d:-f2|awk ' {print $} ' |head-n 1 '#install Epel RepoRPM-UVH

Webpage: http://repoforge.org/use/ Download the RPM package: # Wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el5.rf.x86_64.rpm Install the RPM package: # Rpm-uvh rpmforge-release-0.5.3-1.el5.rf.x86_64.rpm Install

Software Features:Monitor the performance data collected from KVM VMS with COLLECTD software, including cpu,memory, disk IO, network traffic, etc.Draw graphics from the collected data by Visage software.Installation:System Environment:

Recently the company's new engine room relocation, the need to test the network performance between the new engine room and the computer room, selected smokeping This network performance testing tool, deployment of the time reference to many

Look at a little bit rrdtool how to draw, grammar is really cumbersome, but not too difficult. When executed at the command line, the output is required to be a file each time. We want to do an application, be able to dynamically generate charts,

How to extract data from SNMP in cacti recently, the company is working on a cactiez-based project. Cactiez has a function that generates an alarm when the host goes down, for example, when the memory exceeds the threshold (or hard disk, traffic,

Monitoring host 192.168.24.69, the following with a for the monitored host 192.168.24.79, the following with a B logo, A host cacti 1. Import the XML template in Tomcatstat 2. Copy tomcatstats.pl from Tomcatstat to/var/www/html/cacti/srcipts

First, CACTI monitoring introduction1, Cacti IntroductionCacti is a set of graphical analysis tools for network traffic monitoring based on PHP,MYSQL,SNMP and RRDtool development.Simply put, cacti is a PHP program. It uses the SNMP protocol to

View historical data for network traffic in OssimEstablishing a baseline in a monitoring network segment is an important measure in network monitoring, and there is no baseline flow without a comparison criterion, which can be used to detect the

Smokeping ConstructionEnvironment: centos6.5The firewall is off. SELinux DisableYum Source: 163,epelRPM–UVH http://mirrors.neusoft.edu.cn/epel/6/i386/epel-release-6-8.noarch.rpmInstall dependent packagesYum install libxml2-devel libpng-devel pango

In combination with PHP to connect to the Oracle database, this time with the rrdtool drawing tool, to draw some custom monitoring charts, although Oracle EM is already perfect, but often according to the industry In combination with PHP to connect