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- Summary of 100 knowledge points that Linux operation and maintenance & network engineers should know!
- A link is a connection between two devices. It includes the cable types and protocols used for one device to communicate with another device.
- Linux Operation and Maintenance 1042 2023-08-01 16:26:40
- 7 Linux operating systems with beautiful looks!
- There are many Linux distributions, here are 7 beautiful Linux distributions.
- Linux Operation and Maintenance 1050 2023-08-01 16:19:58
- RISC-V Linux assembly startup process analysis
- The assembly startup part of RISC-V Linux is relatively simple and not too complicated. There are two core parts: page table creation and redirection. Page table creation is written in C language. Today we will analyze the assembly part first. We will first take you to analyze the overall assembly startup process, and then analyze redirection.
- Linux Operation and Maintenance 1403 2023-08-01 15:40:40
- RISC-V Linux startup page table creation analysis
- The page table creation when RISC-V Linux starts is relatively easy to understand. It is created in C language and has relatively little code. The main two page table creation functions are setup_vm() and setup_vm_final(). After understanding some of the address formats of sv39, it will be easier to analyze the source code.
- Linux Operation and Maintenance 1497 2023-08-01 15:39:36
- Practical combat | RISC-V Linux entry address 2M reserved memory optimization
- The previous article analyzed the page table creation for RISC-V Linux startup. It was mentioned that the RISC-V Linux entry address must be 2M aligned. Today I will talk about how to solve the 2M alignment problem, or how to optimize part of the memory.
- Linux Operation and Maintenance 911 2023-08-01 15:37:59
- The system obviously has a lot of memory, but it cannot allocate a large piece of memory?
- Today’s question: The system obviously has a lot of memory, but it can’t allocate a large piece of memory? Why is this? This problem involves an aspect of memory management - memory fragmentation.
- Linux Operation and Maintenance 1187 2023-08-01 15:37:08
- RISC-V SiFive U54 core - detailed explanation of interrupts and exceptions
- The interrupt latency for the U54 core is four external_source_for_core_N_clock cycles, calculated as the number of cycles required from sending the interrupt signal to hart to the first instruction fetch of the handler.
- Nginx 1204 2023-08-01 15:36:13
- A few tips you must know when compiling the Linux kernel
- To compile Linux, you usually only need to run make menuconfig to configure the modules to be compiled, and then run make. Linux defaults to local compilation, which means compiling the kernel used by the local machine. In embedded development, cross compilation is often required. To do cross compilation, you need to add macro definitions after the make command, such as cross compilation to the arm target.
- Linux Operation and Maintenance 1161 2023-08-01 15:30:06
- Linux driver | Create sysfs interface in driver
- In some Linux development boards, you can often see the echo method to directly control the hardware or modify the driver. In fact, this is because the sysfs interface is provided in the driver for users to use, so that users can view it through cat or echo commands. and modify the values of some variables in the driver.
- Linux Operation and Maintenance 1018 2023-08-01 15:28:30
- Linux driver | procfs interface creation
- The previous article introduced the creation of the sysfs interface in the Linux driver, and today we will introduce the creation of the procfs interface. procfs: can implement operations similar to cat /proc/cpuinfo.
- Linux Operation and Maintenance 1186 2023-08-01 15:26:10
- How to use Docker containers for efficient development and testing on Linux?
- How to use Docker containers for efficient development and testing on Linux? Introduction: In the software development process, efficient development and testing are the keys to improving productivity and quality. The emergence of Docker container technology provides developers with a convenient, portable and low-cost development and testing environment. This article will introduce how to use Docker containers for efficient development and testing on Linux. We will cover the following aspects: using Docker to create development and test environments, publishing and sharing Doc
- Linux Operation and Maintenance 924 2023-08-01 15:05:14
- Recommended log analysis tools under Linux
- Recommended log analysis tools under Linux With the rapid development of the Internet, people generate more and more data in their daily lives. Server logs are an important part of the data, which record various activities and events during the operation of the server. It is very important for server administrators and developers to analyze and understand these logs to help them ensure the normal operation of the server and detect potential problems. In the Linux environment, there are many powerful log analysis tools that can help us process and analyze server logs. Book
- Linux Operation and Maintenance 2471 2023-08-01 10:41:36
- Docker container monitoring under Linux: How to analyze and optimize the running efficiency of containers?
- Docker container monitoring under Linux: How to analyze and optimize the running efficiency of containers? Introduction: With the rapid development of container technology, more and more enterprises are beginning to use Docker to build and deploy applications. However, due to the characteristics of containers, container monitoring and performance optimization have become an important task. This article will introduce how to monitor and optimize the performance of Docker containers under Linux to improve the running efficiency of the containers. 1. Docker container monitoring tools: Under Linux, there are many tools
- Linux Operation and Maintenance 1202 2023-08-01 10:21:16
- Docker and Linux: How to optimize container performance?
- Docker and Linux: How to optimize container performance? Introduction: With the rapid development of container technology, how to optimize the performance of containers has become the focus of container users and operation and maintenance personnel. This article will introduce some tips and strategies for optimizing container performance, focusing on how to use the features provided by Linux to optimize container performance when using Docker containers. 1. Use an appropriate base image. The base image is the starting point of the container. It determines the container environment and the versions of some basic components. Choosing a suitable base image is very important
- Linux Operation and Maintenance 1373 2023-08-01 10:19:58
- How to build a highly available MySQL container cluster on Linux?
- How to build a highly available MySQL container cluster on Linux? With the rise of cloud computing and container technology, more and more enterprises are beginning to use containers to build applications. As one of the most commonly used relational databases, MySQL can also achieve high availability through containerization. In this article, we will introduce how to build a highly available MySQL container cluster on Linux and provide relevant code examples. Step 1: Prepare the environment. First, you need a Linux host to build a MySQL container cluster. Make sure the host
- Linux Operation and Maintenance 737 2023-08-01 10:13:15
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