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Similar to ipvsxp, the Linux operating system of Ubuntu has a batch of system services started at random. Windows XP users with a slightly understanding of computers will disable unnecessary services to increase the boot speed; now we have installed

In linux, setting the shortcut key to close the screen applies successfully in ubuntu. write a shell and the code is as follows: [plain] #! /Bin/bashgnome-screensaver-command-a then in system settings, select keyboard settings and custom shortcut

Git: view the submission history. this is an operation with a very high level in git. it also has powerful functions to view the submission history in git and provides various filtering and output format customization functions. The simplest way is

To test and replace variables in shell, we often need to determine whether a variable exists at some time point. if a variable exists, use the existing settings. if the variable does not exist, give a common setting. (1) If the variable is not set

Execute scheduled tasks using shell scripts. 1. execute multiple tasks concurrently without affecting each other. use the lock mechanism to avoid overlapping execution of a single task. 2. each task is saved as a separate script and is independent

Linux-based netstat command introduction the Netstat command is used to display various network-related information, such as network connection, route table, interface status (InterfaceStatistics), masquerade connection, and multicast member

In linux, the file search & mdash; typewhereiswhichfindlocate1.type command is used to display the type of the specified command. A command can be of the following type: alias keyword, Shell reserved word function, Shel... search for files in linux -

Svn is so simple 1 & mdash; installation and configuration 1. Subversion has two running modes: ApacheHttpServer and SubversionStandaloneServer. for details, see linuxsvn installation and configuration, does not work with apache. The following is

Linux/proc virtual file system the/proc directory on Linux is a file system, that is, the proc file system. Unlike other common file systems,/proc is a pseudo file system (virtual file system) that stores a series of special files in the current

Install the N-card driver on CentOS and solve the problem of unadjustable screen brightness. First, go to the Nvidia official website to download the corresponding video card driver. Note that the language is English and the Chinese language cannot

Nic eth0, no connection device found Bringingupinterfaceeth0: Error: Nosuitabledevicefound: nodevicefoundforconne environment: win7, VMwareWorkstation9.0, Centos6.4 Error: Entering the VM... nic eth0, No connection device Bringing up interface eth0:

Rsync synchronization art if you are an O & M engineer, you are likely to face dozens, hundreds, or even thousands of servers, in addition to batch operations, environment synchronization and data synchronization are also essential skills. When it

Disk Management & mdash; small experiment 1 lab requirements 1. ensure data security. failure of any disk does not affect data loss. I/O performance should also be considered. partition two independent disk partitions/web and/data3. you can

After logging on to ubuntu, enter the user name and password and jump back to the logon interface RT. Ubuntu12.04 one day after I installed an input method, I logged out and logged on again. this was the case. Enter the correct user password on the

The iptables command can be used to configure Linux packet filtering rules. it is often used to implement firewall and NAT. The configuration of iptables is complex. after you have mastered the rules, it is not difficult to use iptables to complete

Install vsftp1 in centos: install vsftp and run chkconfig -- list to check whether the vsftpd service is installed. run the yum command to directly install: yum-yinstallvsftpd and then create a log file for it: touch/var/log/vsftpd. log2: Enable and

Linux basics: Basic users of Linux users. when using Linux, users must run as one user. Users can restrict the resources that users or processes can use or cannot use. Group to facilitate organization and management. each user has a UserID, which is

Frequently-used host monitoring Shell scripts recently, a friend asked me about server monitoring. besides open source software, for example, cacti, can I write shell scripts on my own outside nagios monitoring? Shell scripts written according to

Sysv-rc-conf sets sudoapt-getinstallsysv-rc-confsysv-rc-conf to be automatically started when ubuntu is started. it is a powerful service management program, the comments from the masses are that sysv-rc-conf is better than chkconfig. Run: #

Install the Desktop on a linux system with only command lines and remotely install the environment: CentOS6.401 # yum-ygroupinstall & quot; XWindowSystem & quot; Desktop & quot; 02 # yuminstall-yyuminstalltigervnc-servertigervn: centOS6.4 01 # yum-y