Linux

Linux VMware Tools Installation steps the simple Linux VMware Tools installation estimate is a bit difficult, and I've seen many versions of Linux installing VMware Tools on the Web, all in the same way. But in the installation process, still

Configuring the Linux iSCSI San Client4.1. Installing ISCSI (Starter) serviceThis installation package is in the system's installation package. Find the ISCSI-INITIATOR-UTILS-6.2.0.871-0.10.EL5.X86_64.RPM package. The installation.[Email protected] ~

Some shortcut keys for the bash command line:Ctrl +a: Jump to the beginning of the commandCtrl+e: Jump to the end of the command lineCtrl+d: Delete keyCtrl+u: Delete cursor to the beginning of commandCTRL +K: Delete cursor to end of command lineCtrl+

0. Prepare knowledgeHyper-Threading Technology (hyper-threading): Using special hardware instructions, the two logical cores (CPU core) are simulated into two physical chips,Allows a single processor to use thread-level parallel computing, which is

The most important thing in a Linux system is the root password, as long as you know the root password, you have all the permissions, and even kill yourself.For normal users, root can directly modify the gas password, usually passwd username[Email

Some basic commands for system administration commandsAPMD Advanced Power Management (APMD command is responsible for BIOS Advanced Power Management (APM) related records, warnings, and administrative work)APMD "Options" "percent change" "percent

ls command:-list directory contents Command Description: List Directory contentsCommon Command Options-L: Use a list of detailed formats.-A: Lists all files and directories (used to display hidden files that begin with.).-A: Displays all files and

IntroductionAwk is a powerful text analysis tool, with the search for grep and the editing of SED, which is especially powerful when it comes to analyzing data and generating reports. To put it simply, awk reads the file line-by-row, using spaces as

1. Show only Current directoryVim ~/.BASHRCFind Location:if " $color _prompt " Then PS1= ' Else PS1 = ' ' fiReplace the two lowercase w with the upper case W, then source ~/.BASHRC2. Terminal color beautificationVim ~/.BASHRC then this

1. Command format:mkdir [ options ] directory ...2. Command function:Passmkdircommand can be implemented at the specified location to create aDirName (the specified file name)the named folder or directory. The user who creates the folder or

In order to simplify the SSH process, the use of the certificate method, the SSH login to avoid the need to enter the account password process, the specific operation is as follows:One, on the machine where the SSH server1. Log in as root, change

First, the diagram of each file in the process of generating configureSecond, Detailed introductionAutoScan: Scan the source code to search for common portability issues, such as checking compilers, libraries, header files, etc., generating file

The work queue is another form of deferred work, which differs from Tasklet. The work queue can be pushed back to a kernel thread to execute, that is, the lower part can be executed in the context of the process. In this way, code executed through

iptables IntroductionNetfilter/iptables (referred to as iptables) constitutes a packet filtering firewall under the Linux platform, like most Linux software, this packet filtering firewall is free, it can replace expensive commercial firewall

I. Users and user groupsowner (owner): Generally the creator of the file, who created the file, naturally becomes the owner of the file, each file owner (master) has and only one. You can see the owner of the file with the LL command. owning Group

Kick off a user pkill-kill-t from a terminal connection pts/0--------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------------Use of W

Install and configure mariadb in centos7, centos7mariadb Open hosts Http://mirrors.aliyun.com/mariadb/yum/10.3/centos7-amd64/ Create a daily vip and qq1100009519 for The Source thunder instance, and access 58jiasu.com through the vpn for

Shell Process Control and shell Process Unlike Java, PHP, and other languages, sh process control cannot be blankIf elseif statement syntax format: if conditionthen command1 command2 ... commandN fiWrite a line (applicable to terminal

Unable to obtain lock/var/lib/dpkg/lock, vardpkgProblem When you use apt-get install, the following message is displayed: E: unable to obtain the lock/var/lib/dpkg/lock-open (11: The resource is temporarily unavailable)E: The management directory (

Install mysql warning: mysql-community-server-5.7.19-1.el6.x86_64.rpm: Header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY, headerv3dsanokey Red HatWarning: MySQL-server-5.5.46-1.linux2.6.x86_64.rpm: Header V3 DSA/SHA1 Signature, key ID 5072e1f5: