Building a monitoring system based on Nagios -- installing Nagios Core
Using Nagios to build the monitoring system of this department, I have only seen this guy's name several times before. This is a real start, and now I have successfully built a test environment, monitored three machines, including the local machine,
The directory where the nagioscgi files are located, that is, the files required to execute the external commandThe directory where the Share Nagios Web page file residesLibexec Nagios External plug-in directoryThe directory where the var nagios log files, lock, and other files resideVar/archives nagios Log Auto A
Nagios®Core™It is an open-source system and network monitoring application that can monitor your specified host and service. When a problem occurs, you are reminded to help you improve the system. Nagios Core initially runs in Linux, but it runs in most other Unix.
Nagios
Nagios Core 4.2.1 was released.This bug fix release includes:(Important: You must also ndoutils to 2.1.1 When you upgrade your core .) )Improved1. Fixed many problems with the UI.2. $ARGN $ macros can now be used in the PerfData command.3. Run nagios-v in just 90+ seconds (bugs are described in the previous release).4.
Nrpe is an extension of Nagios, which is used on monitored servers to provide some local information about the server to the Nagios monitoring platform (Tengyun technology ty300.com). For example, CPU load, memory usage, hard disk usage, and so on. Nrpe can be called the Nagios for Linux client (Basic tutorial qkxue.ne
. NET Core Windows environment installation and configuration tutorial, core installation and configuration tutorial
1. Install. NET Core SDK
It is best to use Visual Studio to develop. NET Core in windows. And installation:
VS201
?Answer: Use good-help/-h parameter
#示例:dotnet --helpdotnet new --helpdotnet restore --helpdotnet new console --helpdotnet new mvc --help
Series name:. NET Core Quick Start Tutorials
Previous article:. NET core QuickStart Tutorial 1, opening: Talk about the things that. NET Core
Next:. NET
ASP. NET Core new project tutorial (3), core new project
ASP. NET Core-create a project
In this chapter, we will discuss how to create a new project in Visual Studio.
If you have installed the. net core tool of Visual Studio 2015, you can start to build a New ASP.net
Visual Studio 2015 and. NET Core installation tutorial, 2015 and core
Install Visual Studio and. NET Core
1. Install Visual Studio Community 2015, select Community to download and execute the default installation. Visual Studio 2015 installation program Homepage
2. Install. NET Cor
must have used 2017.
. Net Core 1.1 Contoso University web program
The following is the text, the original author Rory The word I will not say. The basic is that users can view and modify students, courses, teachers of information.Here's a screenshot:
For this tutorial to focus on how to use EntityFramework, the user interface style of the site is based on the content of the page generated by the VS2015
ASP. NET Core environment variables and startup settings configuration tutorial, core Environment Variables
In this section, we will discuss a new feature in ASP. NET Core: environment variables and startup settings, which makes debugging and testing easier during development. You only need to modify the configuration
In fact, more recently in this article, "iOS Tutorial: Using persistent Data" core data, this is the "iOS Development tutorial: Storyboard Full resolution-Part One" of the follow-up, but it is not completed, first released a persistent data storage tutorial for reference. This is actually a translation of the article,
Typecho plugin compilation tutorial (5): Core code, typecho plugin. Typecho plugin compilation tutorial (5): core code. the typecho plugin is too long-winded before and is now writing core code. Analysis: When publishing an article, we need to compile the typecho plug-in
Typecho Plugin Authoring Tutorial (v): Core code, Typecho plugin
A lot has been said before, now start writing the core code.
Analysis, when publishing the article, we need information is the current article URL, we need to find a way to get him from the $contents, $class.
Currently our plug-in class code is as follows (please note that render was changed to sen
, then the receiver and the sender can be the same port. Because the 2 pin is responsible for sending, the 3 pin is responsible for receiving, the connection can form the loop2 using two computers, connected by serial cable3 using the virtual serial port software, the most simple and easy to use, here we use this method for testing.First software Download: VirtualSerialPortDriver:VirtualSerialPortDriver.rarThis is a fee software, half-month trial period, if necessary, can search under whether th
This is followed by a follow-up tutorial on the iOS Tutorial: Core Data Persistence Storage Essentials tutorial, which is also used in the last production.In the last tutorial, we only made a data model, then we created a table view using the data from the data model, and we
tools
How to create, update, and delete objects managed by core data, and how to Commit Changes to a data store
How to create, update, and delete objects managed by core data, and how to submit and change objects to Data Storage
Important: core data is not an entry-level technology. Before starting to use core data
follows:After saving, the execution sysctl-p takes effect.Note: It is important to note that the Corefiles configured above must have write permissions, otherwise the core dump file cannot be generated and can be created with the following command:
The code is as follows
1
User Soft Core 1024or @group soft
performance, lower costs
Using the ASP. NET Core Development program, you can get the following improvements:
Build and run cross-platform ASP. NET core applications on Windows, Mac, and Linux.
. NET Core-based apps that support true application versioning.
New development tools make it easier to develop.
Both the Web UI and the Web API
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