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1, The first driver under Linux The drive is divided into four parts: Header file Inlet and outlet of drive module Declaration information Function realization The first step includes the header file 1 #include<linux/init. h> Header file containing macro definition 2 #include<linux/module. h> Header file containing initialization l ...

8. Renting ECs and configuration environment 8.1 introduction Role of cloud platform Store the docker container and let the calculation be carried out in the cloudGet the public IP address so that others can access our services Select any cloud platform and configure it as follows 1-core 2GB (it can be dynamically expanded in the later sta ...

This article is basically CentOS 6 10,postfix2. eleven point one one postfix client based access control Client based access control postfix has built-in various anti spam mechanisms, including the restriction of "client" sending e-mail. The client discrimination mechanism can set a series of discrimination conditions for customer i ...

Reprint: https://blog.csdn.net/lvyibin890/article/details/82193900 PCB (progress control block), process control block. Let's not discuss what PCB is. In fact, the concept of process itself is a concept that is difficult to understand. When an executable program is executed by the system, it becomes a process. So what is there in this process, ...

1 Nginx server overview Nginx is a kind of server software. Its main and basic function is that it can be combined with server hardware (computer), so that programmers can publish programs on nginx server, so that thousands of users can browse. In addition, Nginx is also a high-performance HTTP and reverse proxy server, as well as a proxy mai ...

This article is an official article on nginx If is Evil... when used in location context Translation and understanding. 1. Introduction There is a problem with the if instruction in the location block. In some cases, the if instruction will not work as we expected, but may develop in a completely different direction and even cause errors. T ...

The first version of Clusterpedia ， Clusterpedia ， 0.1.0 ， was officially released and will enter the version iteration stage from now on. Compared with the initial 0.0.8 and 0.0.9-alpha, 0.1.0 added many functions and made some incompatible updates. If you upgrade from 0.0.9-alpha, you can refer to 0.1.0 upgrade to clusterpedia https: ...

6.k8s component configuration (different from point 4)All k8s nodes create the following directoriesmkdir -p /etc/kubernetes/manifests/ /etc/systemd/system/kubelet.service.d /var/lib/kubelet /var/log/kubernetes6.1. Create apiserver (all master nodes)6.1.1master01 node configurationcat > /usr/lib/systemd/system/kube-apiserver.service << ...

Purpose of interprocess communication Data transfer: one process needs to send its data to another process.Resource sharing: multiple processes share the same resources.Notification event: a process needs to send a message to another process or group of processes to notify it (them) of an event (such as notifying the parent process when th ...

preface This blog will introduce how to deploy and access an nginx service in a k8s cluster. This article is a brief introduction to the following five concepts. The details are in the subsequent blog posts of the column. Namespace introduce Namespace is a very important resource in k8s system. Its main function is to realize resource i ...