Linux

Installing PostgreSQL under Linux There are two installation methods for binary format installation and source installation, which is installed in binary format. Each version of Linux has a built-in PostgreSQL, so it can be installed directly from

In the case of Windows Explorer to see memory usage, if the usage reaches more than 80%, then run the large program can feel the system is not smooth, because in the case of memory shortage using swap partition, frequently swapping out from disk to

Recently the company's CactiEZ server often down, in order to find the cause and solve the problem, began to learn linux,0 Foundation Oh, a little bit every day, some of the content has its own understanding, if you see the wrong place please

1.cifs Network File system access1. Install the shared access clientYum Install Samba-client-y2. Identify shared server shared directorySmbclient-l//172.25.254.2533. Accessing the ShareAccess directly with commandsSmbclient//....-O

Scheduled tasks Everyone has said, it is like your phone alarm clock, to the designated time will ring. Today, when the Redis cache is scheduled to be stored in a single operation, found some details, write bad. Everyone will see it,First of all, a

The content originates from the people's post and Telecommunications press "Linux command Application big dictionary"tell 729 commands, 1935 examplesLearn about the Linux system's reference books, desk book, encountered the command or command not

Add Zabbix Users and GroupsGroupadd zabbixuseradd-g Zabbix ZabbixUnzip and compile the installationTar XF zabbix-3.2.1.tar.gzcd zabbix-3.2.1./configure--prefix=/usr/local/zabbix--enable-agentmake && make InstallProvide init script for zabbix_agentCP

Unit 14th Linux Network principles and basic settingsThree types of network card mode diagramUse the Ifconfig command to maintain the networkfeatures of the ifconfig commandexamples of the use of IFCONFIG commandsTo start and stop a network card

Two different ways:One, use passwd command and/etc/shadow file to control password policyDescription of the/etc/shadow file:Root:$6$fxqlc6mg$uzcxdaiptjrrea/k3mf999beith/cnozyncshwxfcxknwktybvopng7cpopwxlnatxw7ezv5svav1aiexohja1 :

Unit 16th Yum Management RPM PackageFeatures of YumLocal Yum configurationCD mount and mirrored MountLocal Yum configurationNetwork Yum ConfigurationNetwork Yum Configurationuse of the yum commandinstalling software with Yumusing Yum to remove

We just need to click on the app icon to run the program, but before we do, we have to start our system. Before we do, we must have some programs to guide the kernel of our system, which are kernel boot programs such as Lilo, GRUB, U-boot, Redboot.

# #cifs网络文件系统 # #1. Install the shared access serverYum Install Samba-client-y2. Identify the shared Access server directorySmbclient-l//IP3. Accessing the Share(Command Access)Smbclient//ip/sharename(Mount Access)Mount//ip/sharename/mountpoint-o

Recently the company's CactiEZ server often down, in order to find the cause and solve the problem, began to learn linux,0 Foundation Oh, a little bit every day, some of the content has its own understanding, if you see the wrong place please

The article starts at the vast first Sen blog1. Get the serial numberIn the Linux system everything is a file, so the serial port number is no exception, are in the form of device files. This means that we can access them using commands that access

Chapter III Rights Management for users1 a computer system at the bottom of the hardware is the hardware on the core, the kernel control hardware to do basic operations, in the kernel is the system call, the so-called system call is to be some

concepts of procedures and processesa program may have only one, but a process can have multiple , the equivalent of a process is a copy of the programFor:root and user Two users are logged into the system, all two users have bash processes, but

1. Text Processing command and tar command1) Merge user information database files and group information database files vertically into one file/1.txt (overwrite)Cat/etc/passwd/etc/group >1.txt2) Merge user information database files and user

Linux boot process at a glanceOverall process:1.BIOS: Load BIOS hardware information and self-test, get the first bootable device according to the setup2.MBR: Read and execute the first boot loader3.grub: Read/boot/grub recognition System

Buildroot:https://buildroot.org/download.htmlPut it under the Linux file and unzip it.Use make menuconfig for configuration-related things.Before using this command, the first thing to install is related.Run the following command to install the

Build and use Linunx svn and set up linunxsvn Set up and enable Linunx svn ........ Pure hand ..1. Preparations before installation 1.1 configure the yum Library 1) attach a cd   2) Go to the/etc/yum. repo. d directory. 3) Copy rhel-debuginfo.repo