Linux

This "Linux kernel cultivation of the road" has been on sale (online links for: excellence, when, china-pub), although serious literature, but in order to ensure fluency, most of the text I also are the words of the burning sentence, repeated read a

The Linux boot bootloader installs the Linux operating system and installs the boot boot to the hard drive to boot the operating system from the hard disk read mode. The bootstrapper is divided into 2 types: Lilo: The function is relatively simple,

CentOS and Redhat Adjust the size of the Exchange partition is the same way, I have done;The first step, you want to make sure that there is enough space on your disk to do swap partition, swap partition really find an empty space on the disk to

Explain the output of the free command on Linux.Here is the result of the free run, with a total of 4 rows. For convenience, I added a column number. This can be seen as a two-dimensional array fo (free output). For example: FO[2][1] = 24677

First, prefaceBecause I have worked on Linux2.6.23 for many years, I am very emotional about this version (aside from emotional factors, should have chosen longterm 2.6.32 version to analyze, ^_^), This article mainly describes what fixes are

to view the parameters of a client MountForce Uninstallhigh concurrency can be achieved by explicitly adding noatimeto improve the performance of optimized I/ORo: Mount a file system in read-only modeRW: mount a file system in a writable

Today we will talk about the memory mechanism of Linux.First, let's take a look at the conceptFirst, what is the memory mechanism of Linux?We know that reading and writing data directly from physical memory is much faster than reading and writing

We take the high-pass IPQ4019 chip as an example to illustrateStep1 the situation of Iomem_resource in/proc/iomem[[Email protected]:~]# Cat/proc/iomem060f8800-060f88ff:qscratch_baseThe 078AF000-078AF1FF:MSM_SERIAL_HSL//step1 78af000 is the physical

Directory1. Tree-like directory structure diagram2./catalogue3./etc/Catalogue4./usr/Catalogue5./var/Catalogue6./proc/Catalogue7./dev/CatalogueThis article mainly comes from the network to organize.Directory Structure Reference

Linux Learning Chat (ii)--SVN version control supplements(Reproduced please attach this article link--linhxx)First, the conceptThe warehouse (repository) is where the code is always stored, and the working copy (working copy) is used by each

1 Build the DNS master-slave server.1.1 Environmental Requirements:Centos 6.5 x86_641.2 Hardware configuration:NameIP planningCpuMemoryHard diskPrimary server192.168.0.244 cores8G80GFrom the server192.168.0.344 cores8G80G1.3 Package

ObjectiveStepping out of the ivory tower, into the company, because all the company's products are Linux, it is necessary for this period of time in their own work machine to learn first. Project code is to use the source insight to view, always

This article was tested in Ubuntu 16.04 in Win7+vmware.Run the following command:sudo Install git sudo adduser git # Create a separate user for GogsOfficial download Install file compression package, I am install from binary, I am currently released

[[email protected] ~]# crontab-e writing a task planNo crontab for root-using an empty one1 echo "OK" >/root/cron.log on January 29 (Monday) 11:20 execution: echo "OK" >/root/cron.logThe command crontab-e actually opens the/var/spool/cron/username

gedit EditorGedit is a text editor in a Linux environment, like a WordPad program under Windows, which is appropriate for a basic text editor without the need for a particularly complex programming environment.sublime EditorSublime text is a code

Original1. Download a single filewget http://down.51cto.com/download.php?do=attachment&aid=1131994&k= 93d6cda54d8d1931041744ccb9fd54a7&t=1367300615&c=12. Download all files in a directorywget -r-np-nd

In shell, what is the use of quotation marks ($ "string" and $ 'string') and shellstring? Sometimes you can see $ "$ string" in some service management scripts. After some tests, it is found that $ is the same as $ outside the quotation marks. I

Summary of common linux commands and common linux commands I. Summary of common linux commands Cd: Open the Directory Cd/home to the '/home' directory' Cd .. back to the upper-level directory Cd... returns the last two levels of directories.

Zabbix installation ConfigurationIntroduction Zabbix is a software that monitors various network parameters and server health and integrity. Zabbix uses a flexible notification mechanism that allows you to configure email-based alarms for almost any

Solution to dependency error reported by openssh-server Installation in ubuntu,System Environment Linux user #50~14.04.1-Ubuntu SMP Wed Jul 13 01:06:37 UTC 2016 i686 i686 i686 GNU/LinuxError reported Run the following command to install