rrd extension

The rrdextension of php was removed from the earlier version of rrdtool two days ago. so is upgraded to the latest rrd. so, when used, it is found that many function calling methods have changed, mainly because the count ($ opts) configuration is

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

The ganglia project was initiated by the University of California and has become a widely used cluster monitoring software. Monitors and displays various status information of nodes in the cluster, such as CPU, mem, hard disk utilization, I/O load,

　　1 grid Pyramid DefinitionPyramids can be used to improve performance. They are a reduced-sample version of the original raster dataset and can contain multiple downsampling layers. Each successive layer of the pyramid is downsampling at a scale of

Article title: use Mrtg to monitor network traffic (for Linux ). Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open

Using the tmpfs File System to quickly optimize ganglia disk I/O performance by 20151203 Recently encountered a problem, Problem: ganglia monitors host system slow response and normal command line operations are stuck, especially when opening and

Java server-Side monitoring scenarios (I. Summary of the article) Instead of octopress, write articles more simple than before, blog access up a lot faster, with this to the past a period of time to summarize the technical accumulation. As a start,

CentOS Linux Monitor the installation C Acti1 ,Cacti Monitoring IntroductionCacti is a graphical analysis tool for network traffic monitoring based on PHP,MySQL,SNMP and RRDTool development. Cacti is a PHP language implementation of a software,

Ubuntu server and desktop are equipped with the PHP lamp environment, the steps are no different, the relevant tutorials online is also a lot, here to put their own configuration process recorded, save every time Google ... For referenceThe entire

The previous two days upgraded PHP's RRD extension from an older version of rrdtool.so to the latest rrd.so However, it is found that many functions are changed in the way they are called, mostly eliminating the configuration of Count ($opts), such