golang monitoring

In the development of the program we will assume that the external provided interface or data is not trustworthy. For example, the function is always to check the correctness of the parameters, in the unit test to the external interface provided by the shield off and so on. It's hard to make sure that you or someone else can provide an interface without any flaws. Since the interface is written by people, then there is a little bit of thinking about it, and when the interface is called, it is po

This is a creation in Article, where the information may have evolved or changed. Some time ago using Golang to make an HTTP interface, because of the characteristics of the compiled language, modified the code needs to recompile the executable file, close the running old program, and start a new program. For users with a large number of access to the product, the shutdown, restart the process will inevitably appear inaccessible situation, thereby aff

Golang Development of HTTP services that support smooth upgrade (graceful restart)Some time ago using Golang to make an HTTP interface, because of the characteristics of the compiled language, modified the code needs to recompile the executable file, close the running old program, and start a new program. For users with a large number of access to the product, the shutdown, restart the process will inevitab

One650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/74/6A/wKioL1Ycxa2Ajf_oAAFdEL00A3o036.jpg "title=" 2.jpg " alt= "Wkiol1ycxa2ajf_oaafdel00a3o036.jpg"/>Second, Proc.num Description:Official Instructions document Path: https://www.zabbix.com/documentation/2.4/manual/config/items/itemtypes/zabbix_agent Command Description Proc.mem[ Memory used by aprocess. Monitoring the memory consumed by the process, do

http://www.zabbix.com/Abbix (Z?bix) is an enterprise-class open source solution that provides distributed system monitoring and network monitoring capabilities based on a web interface.Zabbix can monitor various network parameters, ensure the safe operation of the server system, and provide a flexible notification mechanism to enable system administrators to quickly locate/resolve various problems.Zabbix co

The first two days to the Nagios under a monitoring item to add monitoring data, found that the monitoring data is there, but later found that the graphics data is not, and suddenly do not know where the problemHere are my steps to troubleshoot the issue:Log on to the Nagios server to see if/home/data/nagios/var/nagios.log has an error, I did not find the relevan

[Rrdtool] Monitoring and automatic drawing, simple monitoring. md, rrdtool. md Now I want to monitor the traffic and concurrency of the service, but I don't have much time to write the system. Other O M systems are unfamiliar, therefore, the existing rrdtool shell is used for a simple monitoring interface. Temporary use is also a small experiment. Rrdtool is

Through Zabbix do web monitoring, not only can monitor the response time of the site, but also according to the status code returned by the site or response time to do alarm settings. Below is a brief introduction to the monitoring settings:1) First create "app set" and "Web scene" in the monitoring hostThe client chooses the browser type for the test site, where

Server environment: centos7.2 64-bit tomcat8.5.6The Tomcat monitoring feature requires a total of two scripts, as follows:initmonitor.sh#!/bin/sh#初始化监控脚本相关变量Export tomcat_name=apache-tomcat-8.5.6export tomcat_home=/usr/local/apache-tomcat-8.5. 6 #测试接口访问地址 export WebUrl=127.0. 0.1:8080/yanglao/sysusercontroller/systest #监控脚本日志路径 export tomcatmonitorlog=/tmp/yanglao/ Tomcatmonitor.logexport [Emailprotected]# Execute Tomcat

Monitoring treasure recommended use of NET-SNMP, so this article also take this as an example. First, we install NET-SNMP. The code is as follows Copy Code Yum Install Net-snmp net-snmp-devel net-snmp-utils Next we start to configure NET-SNMP. Before configuring, we need to confirm that SELinux is turned off (CentOS system attention), and then temporarily stop NE

Description: Webmonitoring is used to monitor Web programs, can monitor the download speed of Web programs, return codes and response time, but also support a set of continuous Web action as a whole to monitor. 1. Access the Web resources of the monitoring host650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/53/BD/wKioL1RutT6Tp0NAAAMb6l3l6v8658.jpg "style=" float: none; "title=" Image 23.png "alt=" Wkiol1rutt6tp0naaamb6l3l6v8658.jpg "/>2. Cr

Percona-zabbix-templates plugin installation and monitoring MySQL and perconamysql monitoring The monitored machine has installed php. 1. Install the mysql monitoring plug-in rpm package on the zabbix Client Rpm-ivh https://www.percona.com/downloads/percona-monitoring-plugins/1.1.6/percona-zabbix-templates-1.1.6-1.noar

Front-end performance monitoring system ShowSlow, monitoring system showslow Author: zhanhailiang Date:1. Introduction ShowSlow is an open-source front-end performance monitoring system that provides the following functions: Frontend performance indicator data collection function: ShowSlow native provides data collection toolsDOM Monster!However, it also suppor

Performance monitoring tool: 1. Task Manager 2. Performance Logs and alarmsI. Task Manager1. Purpose: display applications running on the system Program Process, CPU, memory, and other usage and statistical information.2. Open Mode (local or remote)1> right-click the blank area in the taskbar and select "Task Manager"2> CTRL + ALT + del ctrl + ALT + end3> Ctrl + Shift + ESC3.1> how to end a task and how to create a new task;2> each application has a c

At the beginning of this section, we will begin to configure the multi-dimensional monitoring of SharePoint, the most basic is whether or not the computer online monitoring.SharePoint surveillance ①: Dead and Alive surveillanceAlert content: Server DB1 DB2 APP1 APP2 SCH1 WFE1 WFE2 DB3 DC Watch the dead. Y Y Y Y Y Y Y Y Y

Nagios Introduction: Nagios is an open source free network monitoring tool that can effectively monitor Windows, Linux and UNIX host status, switch routers and other network devices, printers, etc. Send mail or SMS alarm when the system or service status is abnormal the first time to notify the site operators, after the status of the resumption of normal mail or SMS notification. The features that Nagios can monitor are: 1,

the monitoring of the URL of a simple wordThere are many things Zabbix can monitor, and Web services are the most common in the mid-term. For Web services, my monitoring scenario is typically the following:A URL link that gets a specific value that returns a status code.Second, thinkingZabbix Creating a new Web service monitoring entry has the following configura

Original address: Http://aspnet.4guysfromrolla.com/articles/031407-1.aspx Introduced asp.net 2.0 's health monitoring system is used to monitor the operating conditions of ASP.net programs in the operating environment. It works by logging event information to the specified log source. The. NET 2.0 framework contains several built-in events that can be used by health monitoring systems to monitor the start

This is a creation in Article, where the information may have evolved or changed. Support for channel in Golang added the Select keyword, The implementation of channel Select in Golang is referenced by examples such as monitoring, timers, and so on http://blog.csdn.net/kjfcpua/article/details/18263839 The execution process is a bit like a switch case,case after t

This is a creation in Article, where the information may have evolved or changed. Last year, when doing golangserver, the internal comparison of the headache is the online service release, a large number of users of the request will be re-linked at the time of release, in the then also think of n more methods, and finally fell on a GitHub project, One of Facebook's Golang projects, Grace, was a simple research test that could be used directly in the i