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 be presented to the user. After CentOS7, the default database is MARIADB, which is a branch of MySQL that stores variables and makes calls. The MARIADB database
follows:
Grant process, SUPER, replication client on *. * TO 'cacti' @ '% 'identified '';
3. Add the host on cacti:
3.1 Click Create devices
3.2 click the add button to add a host.
3.3 enter the descriptor and host name or IP address, and click Create in the lower right corner.
3.4 The error message is as follows:
When a monitoring host is added to cacti,
I. Overview of CACTI1Cacti is a software implemented in the PHP language, its main function is to use the SNMP service to obtain data, and then use RRDtool to store and update the data, when the user needs to view the data with the RRDtool to generate a chart presented to the user. Therefore, SNMP and RRDtool are the key to cacti.
Cacti is a set of graphical analysis tools for network traffic monitoring based on PHP,MYSQL,SNMP and RRDtool development.Environment Construction:Cacti Service side: 192.168.20.20Cacti Client: 192.168.20.30The steps for cacti installation configuration are as follows:1. First to install the Epel extension sourceYum Install Epel-release2. (Install lamp environmen
ArticleDirectory
I. Software Packages
I. Software Packages
A) cacti-0.8.7g.tar.gz
B) net-snmp-5.2.6.tar.gz
C) rrdtool-1.4.5.tar.gz
Ii. Installation Steps
A) install and configure the lamp environment first.
B) tar zxvf rrdtool-1.4.5.tar.gz
C)./configure -- prefix =/usr/local/rrdtool -- disable-tcl
D) ln-S/usr/local/rrdtool/bin/*/usr/local/bin/
E) Run rrdtool to check whether th
AccountTo establish a database cacti account on the monitored MySQL server, you need process, SUPER, REPLICATION client permissions, SQL as follows:GRANT PROCESS, SUPER, REPLICATION CLIENT on*.* to ' cacti ' @ '% ' identified by ';3. Add a host above cacti:3.1 Views Create devices3.2 Go in and then click the Add button to add the host3.3 Enter the descriptor and
The first part
First to install the Epel extension sourceYum Install Epel-release
Then install HTTP PHP MySQL separatelyYum install httpd php php-mysql mysql mysql-server mysql-devel php-gd libjpeg libjpeg-devel libpng libpng-devel
Installing cacti NET-SNMP RRDtoolYum install-y cacti Net-snmp net-
Environment and materials required for the experiment1. Ubuntu installation Please refer to: http://2686716.blog.51cto.com/2676716/19559512. SNMP INFORMANT-STD-17 (Note: is a Windows enhanced SNMP plugin that allows cacti to monitor more Windows information): http://down.51cto.com/data/23322013. Cacti Windows monitorin
About 50 pieces of graphs monitored by cacti on the mysql server have been obtained and shown. Some problems have been encountered and the impressive records are as follows:(1 ):Add io monitoring
Click Create Graphs for this Host to Create an IO graph. An error is returned.
This data query returned 0 rows, perhaps there was a problem executing this data query. You can run this data query in debug mode to get more information.
Enter* Turn On Graph De
Use yum lnmp to build cacti in CentOSI. Introduction to cacti network management (such as host load and network traffic monitoring) is an important part of the daily work of system management personnel, many vendors provide their own solutions. One of the most famous early open-source network management software, MRTG, was developed using perl to implement communication between management workstation and de
, zlib, etc.), so need from the http://people.ee.ethz.ch /~ Oetiker/webtools/rrdtool/pub/libs/download these libraries for installation. We recommend that you use version 1.0 for ease of use.
6. Install net-snmp
Snmp is installed on almost all network devices and operating systems by default.
The unix system is installed with net-snmp or ucd-
Cacti installed, you can configure how to monitor!
When the first landing cacti request username is admin Password is admin request Change password
Below we will be on the public network of a running switch to do traffic monitoring (the monitored objects need to open the SNMP service)Click Devices--------then click Add to add
Description: This is the dis
A: Cacti introductionCacti in the English meaning is the meaning of cactus, Cacti is a set of PHP,MYSQL,SNMP and RRDtool based on the development of network traffic monitoring graphical analysis tools. It uses Snmpget to get data, use RRDtool to draw graphics, and you can completely not need to understand RRDtool complex parameters. It provides very powerful data
-end basics are good (such as html, js, jquery, bootstrap, and ajax), based on snmp, then you can develop a Linux host monitoring host by yourself. This is not difficult. The complicated thing is how you process your data, however, we need to look at the needs of everyone or every company.
Bloggers are currently developing related monitoring software, but they are not monitoring Linux Hosts, but other network devices. Although it is a little complicat
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