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 sometimes very complex, especially when the database is large. The rrdtool database is mainly used for monitoring. Therefore, the structure is very simple. The parameters that need to be defined are the var
Import data from RRD database to bitsCN.com in MYSQL
Import data from RRD Database to MYSQL. 1. RRD Database and RRDTOOL indicates Round Robin Database. The design concept is to store data in the round-robin mode. after a period (which can be customized), new data will overwrite the original data. Therefore, RRD databa
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 five minutes for traffic beyond two days. This is in conflict with our existing business requirements. Therefore, we have found some methods to modify the RRD storage cycle, so that we can modify the stora
1, installation RRDtooltar xvzf rrdtool-1.4. 7. Tar . GZCD RRDtool-1.4. 7 . /configure-prefix=/usr/local/rrdtool make make instalAdd the RRDtool library file to the system library file search path when the installation is completeEcho ' /usr/local/rrdtool/lib ' >>/etc/ld.so.conf ldconfig–v/usr/local/rrdtool/bin/rrdtool–v #查看rrdtool版本信息2. Installation Configuration Lvs-rrdtar xvzf lvs-rrd-v0. 7. Tar . GZ MV Lvs-rrd
RRDtool for the graphics show how excellent, presumably understand the people know.
The troops did not move the fodder first. The manual for it is first rrdtool the official manual address http://oss.oetiker.ch/rrdtool/doc/index.en.html also has ailms the "RRDtool Simplified Chinese Course v1.01" The textbook is easy to understand, First of all, worship! The basic view of the Alims tutorial on the RRDtool clear.
I create each host each RRD
Import data from RRD Database to MYSQL. 1. RRD Database and RRDTOOL indicates Round Robin Database. The design concept is to store data in the round-robin mode. After a period (which can be customized), new data will overwrite the original data. Therefore, RRD databases are suitable for storing dynamic data without long-term storage. Because the old data is perio
Now let's take a look at a rrd file article about Zabbix and RRDtool drawing to create each of each of the hosts, and hopefully this example will help you.
RRDtool for the graphics show how excellent, presumably understand the people know.
The troops did not move the fodder first. The manual for it is first rrdtool the official manual address http://oss.oetiker.ch/rrdtool/doc/index.en.html also has ailms the "RRDtool Simplified Chinese Course v1.01"
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 parameters in the format ::. if you know that you can use N to represent the current time, you will be happy. Alternatively, you can use the time function in Perl to specify the time: perl-e 'print time, "\ n"
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 stub_status module. the stub_status module in Nginx is mainly used to view some Nginx status information. this module is not compiled into Nginx by default. if you want to use this module, you must specify ta
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 stub_status module. The stub_status module in Nginx is mainly used to view some Nginx status information.This module is not compiled into Nginx by default. If you want to use this module, you must specify
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 canceled, for example, functions such as rrd_create, rrd_fetch, and rrd_update are originally (s... sy
Two days ago, the rrd extension of php was upgraded from rrd
the point on the graph, that is, every 15 second step, draw a point with a value of 20 Well, when it runs RRDtool fetch/var/lib/ganglia/rrds/myapp/__summaryinfo__/mycount.rrd average-r 60 o'clock, which means 60 seconds of data is counted, This is called aggregation. The aggregation degree has only a few fixed values, so the R parameter is not necessarily the aggregation degree, but depends on how many seconds the resulting step is displayed. I can count the data for a certain amount of time by
Recently in an application, I use the socket to collect the number of servers online and then update the RRD database, but finally did not show that the predecessor has relevant experience please advise, the boss has been urging AH;
The code is as follows:
$ss = socket_create(AF_INET, SOCK_STREAM, SOL_TCP); socket_set_option($ss,SOL_SOCKET,SO_RCVTIMEO,array("sec"=>3, "usec"=>0 ) ); socket_set_option($ss,SOL_SOCKET,SO_SNDTIMEO,array("sec"=
The code is as follows:Url= "/VAR/WWW/HTML/RRA/150/9517.RRD/VAR/WWW/HTML/RRA/256/11345.RRD/VAR/WWW/HTML/RRA/150/9518.RRD" fff= ' echo $url |awk ' {printnf} ' for ((i=1;iThe results of the operation are as follows:[Email protected]]# sh get_in2.35g 2016-04-103.69g 2016-04-096.84g 2016-04-08[[email protected]]#Get cacti rrd
Internet connection to intranet mssql and intranet connection to intranet mssql
Reference: http://www.nat123.com/Pages_8_266.jsp
The method in this article is as follows:
(1) install and enable nat123 on the Intranet, add ing, and use other application types. The Intranet
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The enterprise intranet is the ultimate goal and core goal of network attacks. with powerful boundary protection and protection measures, the enterprise intranet cannot be completely secure in the face of increasingly complicated and large enterpri
In the network code will find that the program is applicable in the local area network, but between the external network and intranet and intranet and intranet is not feasible.The problem is NAT. First, the following NAT is introduced.Nat is the function of NAT (network address Translator), which is the translation of networks. As the name implies, it is a techno
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