Linux

Environment: Red Hat 4.8.3-9Software dependencies: NoneUse reason: Request 100G virtual machine, but DF view found only 20GTo view existing partitions hanging in the situation:[[Email protected] ~]$ df -h File System                    capacity   

For people who frequently use Linux systems, the RZ/SZ command is a convenient means of uploading local files to the server or downloading files from the server, but many Linux systems do not initially have these two commands. Today, we will briefly

First, start:the process of learning, compliance 4w1h Law:Why: Why doWhe n: When to do itW hat: What is the purpose of doingwhere: Where to startHow: what to doIi.What is a Linux system1. Foundation (Reference books)RHCE: RH033, RH133, RH253RHCA: RH4

So Baidu, there are a lot of solutions. The principle is that to enter single user mode, to change the root password:1. Reboot the system, select Linux boot, then press and hold E to display the following interface;Press E to show the following

15. System Virtual Machine Management# # # #1. Installation # # ##!/bin/bash # #命令运行环境的指定virt-install \ # #安装虚拟机--name \ # #虚拟机名称指定, representing the first string of characters after the script--ram # #内存--file/var/lib/libvirt/images/$1.img \ #

Unit three of the second book1. System Delay Task Initiation command[[email protected] mnt]# at 11:03at> touch/mnt/file{1..10} # #要执行的命令at> # #任务发起Job 2 at Sat Nov 7 11:03:00 2015650) this.width=650; "src="

Enter Guestos:#/sbin/ifconfigView Inet addr:10.0.2.15Then go to Hostos, look at the control Panel, look at the network and Sharing center of VirtualBox Host-onlyIP address of the IPv4 property: 192.168.56.1Ready enough, the following decisive

Character processing commandsTR: Character conversion or character deletion command-D: Delete all characters that appear in the character setBash and its featuresShell: ShellGui:gnome, KDE, XfaceCli:sh, CSH, ksh, bashThe difference between a program

Virtual Machine Automatic1Kickstart overviewWith kickstart, system administrators can create a file that contains answers to all common problems during installation to automatically install Red Hat Enterprise LinuxKickstart an unattended

If you want to recover, the premise is that the Nginx service is not restarted.The first step is to introduce the next/proc directory./proc is a virtual directory that does not occupy the actual storage space, but actually exists in the system's

Aegis:AgentwatchAliyun-utilAtdAuditdBlk-availabilityCrond: If you have a mission plan, you must open it.Ip6tablesIptablesiSCSIIscsidLvm2-monitorMdmonitorMysqldNetfsNetwork: Internet-related programs must be turned onNtpdRsyslog: Log related programs,

Linxu shell script to see the source code, can understand the meaning. Encryption is also critical.01. Install SHC Encryptionhttp://www.datsi.fi.upm.es/~frosal/sources/# # #下载源码Baidu Cloud: HTTP://PAN.BAIDU.COM/S/1SKIEIG1Tar zxf

system path Join commandThis address: Http://blog.csdn.net/caroline_wendy1. Create the Bin folder in the root folder:$mkdir bin2. Change ". Bash_profile":$vi ~/.bash_profile3. Join the system path in ". Bash_profile":Path=

Linux, the general user will run the sudo command when the error message appears:such as Vurtne is isn't in the sudoers file. This incident would be reported. here, Vurtne is the generic user name and then causes the sudo command to be unable to

Centos6.8 install redis (1) and centos6.8 install redis Recently, I have been learning about session sharing configuration. One of them is the session sharing configuration of nginx + redis + tomcat. before recording the session sharing

Build local yum service and yum Service1. Prepare the linux ISO system image file (for example: rhel-server-5.5-i386-dvd.iso) 2. linux Virtual Machine (centos 7 192.168.50.24), start sshd service systemctl start httpd. service3, place the

Vim string replacement and vim string replacement In the project test of the company, you need to modify the multi-path in the vi editing. At this time, you have used the string replacement knowledge. Here I have sorted it out myself. I. Basic

Vsftpd3.0 anonymous user configuration, vsftpd3.0 anonymous user Sometimes, to facilitate file upload and download, you do not want to add users to the system and create passwords for users. In this case, you can use anonymous users to build an FTP

Rsync synchronizes local files from time to time, and rsync synchronizes files Real-Time Synchronization:Implement real-time synchronization (that is, when the content in the source directory changes, it will trigger synchronization to achieve the

TFTP service installation and tftp service1. Install tftp-server Sudo apt-get install tftpd-hpa Sudo apt-get install tftp-hpa (if you do not need a client, do not install it)   2. Configure the tftp Server Step 2: Modify the/etc/default/tftpd-hpa