IntroductionThis article mainly introduces the installation and deployment of the Linux operating system of the Enterprise Blade machine.first, create RAID
Following this interface, always press F10 to enter the system boot
Go to the server comes with the boot program, the default choice of Simplified Chinese, keyboard type by default
Click OS De
computing was developed, the concept of an operating system came into being. now, operating systems are not proprietary terms in the computer field. mobile phones, TV can be seen everywhere. as human needs increase, I believe that in the future, washing machines, air conditioners, microwave ovens and other household appliances will also be installed with the operating system, now, all electrical appliances
Before giving you a detailed introduction to Linux virtual desktops, first let everyone know about red-flag Linux, and then give a comprehensive introduction to Linux virtual desktops, hoping to be useful to everyone. Updating and replacing the system every day makes you happy. For example, LCD, Nic, input and output d
Article Title: Six secrets of Linux server operating system log management. Linux is a technology channel of the IT lab in China. Including desktop applications, Linux system management, kernel research, embedded systems, open source, and other basic classification appropria
into a single page, on a single core CPU, this is not a problem, but on the multi-core CPU, because each CPU will do such a distribution, and the division of the partner system, The merge operation involves a lot of list operations, and the lock overhead is huge and therefore needs to be optimized!The way the Linux kernel allocates "single page cache per CPU" to the partner system's allocation
Article Title: security settings in the U.S. virtual host linux system. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
Most American VM
Tags:mntsys bytes interfaces current directory Related icegesimage The main partitioning mechanism has MBR and GPT two MBR partitions: The first sector is the most important, with the following: The boot code (Bootstrap codes area) and the partition table (partition table), where Bootstrap code area occupies 446 bytes, and Partition table occupies 16*4 bytes, know the start and end magnetic column of the divider, the last two bytes is the boot identity 55h and AAH can only use a hard disk not
Gnu/linux Powerful and freeWhat is LinuxLinux is a free and open source Unix-like operating system kernel. There are many different Linux distributions that can be installed on a wide variety of computer hardware devices, from phones, tablets, routers and video game consoles, to desktop computers, large computers and supercomputers.
install the program of the Automatic System Tuning package. Yum can automatically help us solve many problems such as package dependency and version selection. It is a limited option for installation and configuration.
Yum has different options for different Linux releases. Red Hat Linux has strict requirements. You c
Recently, Huaqing Vision publicly announced: 2014 embedded system (linuxandroid) development of employment training courses to upgrade again! It is reported that Huaqing Vision has now lasted 10 years, has maintained the course 2 times a year update frequency. Huaqing vision of each course update can bring some new ideas and direction of the industry, this time is no exception. Through the insider, we learned that the huaqing vision of the embedded tr
From Get Linux3.1.1 version of the core source code and build a good reading environment began, to now around two months time, during the Google a large and small article, just clear a little thought and found a reading of the mouth. A good guide for kernel beginners is more important than anything, and the methodology for Linux kernel learning can refer to the Linux kernel practices that FUDAN_ABC writ
the performance and access requirements can be raid5,raid10, or even RAID0 (to have a high-availability or dual-write solution)
style= "line-height:150%;font-family: ' song body '; font-size:12pt;" > monitoring server cacti,nagios
/boot 100-200mSwap 1-2 times the memory/
The importance of general, data requirements are also general.
Single or dual-disc RAID1. Three plates on
Linux Kernel Analysis Eighth Week study summary-process switching and system general execution processHuang (Original works reproduced please specify the source)"Linux kernel Analysis" MOOC course http://mooc.study.163.com/course/USTC-1000029000I. SUMMARY OF KNOWLEDGE
Basic concepts and related knowledge of process scheduling in
In developmentIn socket applications, the first task is to ensure reliability and meet specific requirements. Use the 4TIPS: you can design and develop the socket program to achieve the best performance from the beginning. This article includes the use of sockets APIs and twoSocket options and GNU/Linux optimization.
Follow these skills to develop applications with superior performance:
Minimize the d
Lightweight embedded System C library
High-Configurable: Many features can be lost and enabled to configure the interface via Menuconfig
Intelligent working in Linux/uclinux, working in many embedded architectures
No stable (barn, stables) ABI, different from ABI dependent library configuration
Emphasis is on size and performance
Less compile time
UCLIBC (2)
Introduction to a variety of libraries
The comp
The following describes the 60 required Linux commands that must be mastered by new users. If you have mastered these commands, your technology will be greatly improved, we hope that the technology will be greatly improved after reading this article.
Free1. RoleThe free command is used to display memory usage. The permission is applied to all users.2. FormatFree [-B |-k |-m] [-o] [-s delay] [-t] [-V]3. Main Parameters-B-k-m: The memory usage is displa
. Process Scheduling Sched Process scheduling refers to a system's policy of transitioning between multiple states of a process. There are 3 different strategies for process scheduling under Linux: Sched_other, Sched_fifo, and SCHED_RR. Sehed_other is a time-slice rotation scheduling strategy for ordinary processes. In this strategy, the system assigns a time slice to all the running states of the process,
Linux operating system cluster principle and practical experience-Linux Enterprise Application-Linux server application information. The following is a detailed description. Cluster 1 and Cluster on Linux mainly solve the following problems:
High reliability (HA)
With the cl
20135132 Chen Yuxin + Original works reproduced please specify the source + "Linux kernel analysis" MOOC course http://mooc.study.163.com/course/USTC-1000029000 "The timing analysis of process scheduling and process scheduling1. Process schedulingDifferent types of processes have different scheduling requirements The first kind of classification:I/o-boundFrequent I/OIt usually takes a lot of time to wait
Transplantation of the yaffs2 File System
Editor: The previous file systems are all friendly built-in file systems. The GUI is based on qtopia. This file system has powerful functions. Here we can port a root file system by ourselves, but this is only the most basic system, which helps to understand embedded developmen
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