Cloud Applications

Some time ago, I read "deep understanding of Linux kernel" and spent a lot of time on memory management. However, there are still many problems that are not very clear. Recently I spent some time reviewing them, here, I will record my understanding

This chapter provides a detailed explanation of how to batch delete files and empty files in linux" Delete a file or directory command rm (remove) in linux) Function description: delete a file or directory. Syntax: rm [-dfirv] [-- help] [-- version]

This article mainly introduces the linux performance monitoring tool. For more information, see 1. uptime This command intuitively shows the average load of the server in the past 15 minutes, 5 minutes, and 1 minute 2.Vmstat Output vmstat

Scp is the most powerful file transfer command in linux. it can easily transfer files from local to remote and remote to local. Svn deletes all. Svn fileFind.-name. svn-type d-exec rm-fr {}\; Name: cp Permission: all users Usage: Cp [options] source

Cthis article mainly introduces how to install and configure lvs in centos. all of the following operations need to disable Selenge and iptables. for details, refer to CentOS. I. lvs-nat mode Network configuration:Copy codeThe code is as follows:Lvs-

The Linux release is not just a Linux kernel. All Linux distributions contain necessary software packages except the kernel, such as the Grub boot program, Bashshell, GNUshell tool software, Daemon, X.org graphics server, and desktop environment.

There are multiple installation methods in Linux: HD, USB, CDROM, PXE, and remote management card. During our system O & M career, operating systems are often installed. However, we only maintain one or two machines, the average number of enterprise

Install ubuntu12.04 there today. it is always stuck when flash is installed, and it cannot be switched off. it is only mandatory. However, the dpkg lock error is always reported if you disable it and install it again. The solution is as follows:

This article introduces the solution to disable Ubuntu crontab execution. you can add the following sentence in the second line of the script file. For more information, see Ubuntu. Add the following sentence to the second line of the script

This article describes how to solve the vsftpd local user logon password error. For more information, see VSFTP. Today, I found that my virtual machine's vsftp could not be logged on using the local user name, so I re-configured it, but it failed

How can I quickly retrieve the linuxroot password after I forget the linux root password? Linux root password retrieval method 1Step 2: use passwd root to change the status of a single user. Step 2: use the CD to boot the system and run linux rescue

Vi is a powerful text editor that is included in most Linux systems, and even has vi in embedded Linux. Sometimes you have to edit the text on a system without a more friendly text editor, so it is necessary to know more about vi. And Nano Vi is a

This article describes how to install and configure the pptpvpn server in centos. For more information, see CentOS. Note: Server operating system: CentOS 5.X 64-bit Server IP address: 192.168.21.128 Purpose: to install and configure pptp on the

This article mainly introduces how to set command alias in linux. For more information, see Recently, a Django site needs to frequently enter the/var/www/site/mycitsm/Directory. it is troublesome and time-consuming to enter this long string of paths

This article mainly introduces how to install git online in centos. if you need it, refer to the following tag: CentOS Before installing Git, you need to install some dependent packages. before installing the dependent packages, you can check

This article mainly introduces how to install the flash plug-in for the Firefox browser ubuntu12.04. if you need it, refer to the following tag: Ubuntu After Ubuntu12.04 is installed, I use the Firefox browser to watch videos. Result the browser

Many new users do not know how to switch the linux input method? In fact, it is very easy to switch between Chinese and English with CTRL + space key, and other with SHIFT + CTRL In fact, the linux system's input method is the same as the windows

The cat command is used to connect a file or standard input and The cat command is used to connect files or standard input and print. This command is often used to display the file content, connect several files, or read and display the content from

UNIX has its own dialect, and its command vocabulary is very large. However, you do not need to master all the content at a time. This article introduces many command line combinations to facilitate your understanding of the UNIX language. When you

This article mainly introduces how to display Chinese garbled characters in the command line of the CentOS terminal, as well as the test method and the solution when the Chinese font is missing. if you need it, refer to the following tag: