Linux CentOS7 Web Services

Web Services Web service is one of the most popular and popular services for Internet applications. It is a platform for information release, data query, data processing, network office and distance education. 1, Introduction to Web Services Web server, also known as WWW server, is mainly used to provide online information browsing serv ...

Added by nerya on Thu, 24 Feb 2022 06:42:37 +0200

Docker [2] | take you to quickly install docker

Hello, I'm Mr. Jiao ya (o^^o) After understanding how Docker is different and such a talent, we will explain it step by step from the basis of Docker. 1, Basic composition of Docker 1. Docker server and client Before explaining the basic composition of Docker, we need to understand that Docker is a client server (C/S) architecture prog ...

Added by Swerve1000 on Thu, 24 Feb 2022 03:45:23 +0200

Embedded Linux Development - root file system NFS network mount

1. Preface The root file system is the first file system mounted after the Linux kernel is started. As described in the previous article, how to use busybox to make the root file system. This article introduces how to make the kernel find the file system after the root file system is successfully made, complete the mount, and enter the system ...

Added by dv_evan on Wed, 23 Feb 2022 18:43:27 +0200

Using nginx to build audio and video on demand service -- Based on DASH protocol

   in the previous paragraph, I studied the on-demand service under HLS protocol, which is the same as the nginx module used to build under DASH protocol introduced in this paper. You can refer to it Building an audio and video on demand server using nginx -- Based on HLS protocol 1. 1 DASH streaming media protocol    ...

Added by sherry on Wed, 23 Feb 2022 17:19:53 +0200

Linux series installs a new hard disk on the server and mounts it to the specified directory

edge Recently, the server's hard disk has reached 91. In order to prevent the disk from hanging up due to insufficient storage, we plan to mount some things that are not commonly used and occupy more memory elsewhere. In order to keep consistent with the original path, you may need to add a soft connection or hard connection. In order to preve ...

Added by Scotty2024 on Wed, 23 Feb 2022 12:45:11 +0200

WinDbg setting debugging symbol path and debugging symbol download (one article is enough)

preface Debugging symbols are convenient for reverse analysts to quickly find the key position when analyzing the program, and also help reverse analysts understand the function and code logic of the program. It is a powerful tool for people engaged in dynamic analysis of winbg. WinDbg symbol settings The first step in using WinDbg is natura ...

Added by jorje on Wed, 23 Feb 2022 12:26:26 +0200

pprof actual combat - memory leak

scene Multiple services are running in one server. After running for a period of time (less than one day), it is found that a process occupies more than 50% of memory resources, resulting in server exceptions Solution First, start pprof performance analysis in the code runtime.SetBlockProfileRate(1) go func() { log.Println(http.ListenAnd ...

Added by shaoen01 on Wed, 23 Feb 2022 10:21:02 +0200

Netty starts from 0 --- section 3: chat demo based on netty

1. Requirements of chat program Through the previous study, we can see that the client and server can interact normally, so can we make a chat applet ourselves? Now we can define some requirements ourselves, such as: 1. After the server receives a message from the client establishment request, we need to push the message to other clients, whic ...

Added by nashsaint on Wed, 23 Feb 2022 05:11:35 +0200

Simulation and implementation of simple Shell under Linux

Simulation and implementation of simple Shell under Linux Full code: https://github.com/JiaZhengJingXianSheng/Linux_Shell 1, fork Fork system call is used to create a new process, called a child process, which runs simultaneously with the process (called the process of system call fork). This process is called the parent process. After creat ...

Added by n1tr0b on Tue, 22 Feb 2022 13:21:43 +0200

awk report generator for Linux text processing three swordsmen

catalogue 1, awk 1. General 2. Working principle: 3.awk built in variables 4. Other built-in variables 2, Examples awk operation: Fuzzy matching: Comparison between numeric value and string: Logical operation & & and |: 3, Advanced usage of awk 1. Define reference variables 2. Conditional statements 4, Other examples ...

Added by ploppy on Mon, 21 Feb 2022 15:49:31 +0200