ModifyCactiInRrdThe file size method is very simple. Let's take a look!
During server monitoring by Cacti, by default, only two days of data records are retained for high-precision data within five minutes. That is to say, we cannot see data within
You can use monitoring programs such as cacti and nagios to monitor nginx servers, but sometimes it is not that complicated. You can use nginx-rrd to monitor connections and requests.
First, compile and install nginx. Pay attention to loading the
By: ysuncn (You are welcome to reprint it. Please indicate the translator)
The structure of the RRD database is different from that of other linear databases. Other databases define tables using columns or other parameters. This definition is
After a long time studying Linux SNMP, you may encounter a Linux SNMP problem. Here we will introduce how to solve the Linux SNMP problem RRD database update instance.
In Quick Start 1), we have introduced the update command: it uses one or more
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
Introduction: Cacti monitoring MySQL server about 50 graphs have been out, also out of the map, which encountered some problems, the impression of a more profound record as follows:(i): Add IO MonitoringClick Create Graphs for the This Host to enter
How to merge two images in Cacti
Cacti is a great open-source network monitoring system that is widely used to display network elements, such as bandwidth, storage, processor, and memory usage. With its Web-based interface, you can easily create and
Nginx+tomcat is the current mainstream Java Web architecture, how to let nginx+tomcat work at the same time, can also say how to use Nginx to reverse proxy tomcat back-end equalization? The direct installation configuration is as follows:
1. JAVA
First, Introduction
1) cacti is a PHP language implementation of a software, its main function is to use the SNMP service to obtain data, and then use RRDtool to store and update data, when the user needs to view the data with the RRDtool to
Cacti we also used for a long time, but its table structure has not been to care about, hollow smoked half the night time, the library table structure is probably looked under, some of the meaning of the field to share with you:Cacti data are stored
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