Linux

Linux Service (ii) 1.NFS service constructionInstallation:Yum Install Rpcbind nfs-utils-yConfiguration:The NFS service configuration file is/etc/exports, which is the primary NFS configuration file, but the system does not have a default value, so

One. Services for NFS1. Installation: Yum install Rpcbind nfs-utils-y2. Configuration: The NFS service configuration file is/etc/exports, this file is the main NFS configuration file, but the system does not have a default value, so this file does

This book is a high-quality Linux technology self-study book written by a number of Red Hat Architects (RHCA) based on the RHEL7 system, each chapter of knowledge points from a practical and strong coherence, ideal for Linux beginners or as a

lsblock: View hard disk partition statusAfter creating a hard drive, you can use echo '---' >/sys/class/scsi_host/host2/scan if you want to display it in addition to rebootingcat/usr/share/dict/words: Dictionary (can be used as a script to crack the

Basic file Typesnormal files : The file contains information that is generated by the user, system, or application input, without any internal modification in the file system, as a purely byte stream.directory : Contains a list of file names and

full description of SSH authentication:https://www.ibm.com/developerworks/cn/linux/security/openssh/part1/Description: Point me to checkToday we only say to generate SSH key, so as to achieve the purpose of password-free landing.Do not know what SSH

ls [-ALIHD] file directory query the contents of the directory:-A: Show all files, including hidden files;-L: Show file details;-I: Display inode;-h: humanized display file size;-d: View Directory propertiesDirectory processing commandsmkdir [-MP]

A simple question to get the current process under Linux. We all know that getting the current process in the kernel can take advantage of the present macro#define get_current () (Current_thread_info ()->task)#define current get_current

File Lookup:Locate:non-real-time, fuzzy matching, lookup is based on the system-wide file database;# UpdateDB, manually generate the file databaseFast Speed Find:Real TimePrecisesupport for many search criteriatraverse all files in the specified

First, the Linux hardwareCPU (COMPUTE, logical judgment, logic Processing), memory (CPU processes data (memory fragments) in memory), IO (read and write operations to disk over time)Block zone cache between CPU and memory (level two cache)CPU High:

Find detailedThe Linux system has two commands to find files on the file system that match the query criteria: Locate Find 1. Locate commandThe locate command is primarily used to find system files with the following operating

Be sure to keep this source Http://mp.weixin.qq.com/s/rVe_8dOQRmGHEkNzIFiJhQ Directory 1. Tree-like directory structure diagram 2./catalogue 3./etc/Catalogue 4./usr/Catalogue 5./var/Catalogue 6./proc/Catalogue 7.

Reprint: https://www.ibm.com/developerworks/cn/linux/l-knldebug/Principle and implementation of dynamic replacement of Linux core functionsWhen debugging a Linux core module, it is sometimes necessary to get real-time access to the execution state

Linux Next alias command specific explanation Description of Use Sets the alias of the command. Assuming that the command is too long and not consistent with the user's habits in a Linux system, we can assign an alias to it.Although

Choosing a command is to analyze a piece of data and take out what we want. or by analyzing the keywords, get the line we want! In general, the selection command is usually for a row of data for analysis, not the entire information analysis.CutThe

ACL permission Assignment1.setfacl command Set file permissionsSetfacl-m U:USER1:RW root.txtsetfacl-m u:user2:rwx root.txt2.getfacl Command View file permissionsGetfacl Root.txt[Email protected] ~]# getfacl text.txt # file:text.txt# owner:root#

################### # # Process Definition # # ###################Whenever an event is triggered, the system defines it as a process and gives the process an ID, called the PID.Process is the work that the CPU does not complete*) distinguish

Install Samba in Ubuntu and add an account; unzip tusamba accountInstall Samba in Ubuntu and add an account: 1. update Source: sudo apt-get update2. install Samba: sudo apt-get install samba samba-common3. create a shared directory and Set

Personal Understanding of epollhup and personal understanding of epollhup 1. Cause Due to the recent test of the asynchronous connect function, it is found that the epollhup event will continuously occur when a socket is added to the epoll

PASS Parameters in Shell: [reprint]. PASS Parameters in shell.PASS Parameters through Shell When executing a Shell script, we can pass parameters to the script. The parameters obtained in the script are in the following format:$ N.NRepresents a