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Environment Configuration Linux 0 .vimrc #Create a new file in your own directory (~). vimrc vim ~/.vimrc #Add a text configuration (as follows... #Indicates how many spaces a tab shows by default 8 set tabstop=2 #Represents the length of the indentation that falls back when the backspace key is pressed in edit mode set softtabstop=2 #Re ...

linux bg and fg commands Under linux, if we want a task or program to be executed in the background, we can use &. In fact, linux also provides commands for other task scheduling. bg: change a command suspended in the background to continue execution; [background background background]fg: transfer the command in the background to the fore ...

CL236 configure IP failover – configure NFS Ganesha In this chapter, learn how to configure NFS Ganesha to solve the problem of high availability. RHCA column address: https://blog.csdn.net/qq_41765918/category_11532281.html NFS Ganesha feature NFS Ganesha is a user mode file server for NFS. It supports NFSv3, NFSv4 and NFSv ...

1, Document management 1. ls command – displays the content and attribute information under the specified working directory Options and parameters: -a: All files are listed together with hidden files (files starting with). Commonly used)-d: List only the directory itself, not the file data in the directory (common)-l: Long data s ...

CL236 configuring IP failover – CTDB This section describes how to configure IP failover. This chapter studies CTDB, mainly to solve the problem of high availability of NFS and Samba. RHCA column address: https://blog.csdn.net/qq_41765918/category_11532281.html High availability cluster NAS (this section is extracted from Pro ...

1 Introduction to route reflector The role of routing reflector (RR) is mainly to simplify the configuration of IBGP neighbors. After using the reflector, the reflector is allowed to send the routing information from IBGP neighbors to another or a group of IBGP neighbors. The router allows the router configured as a routing reflector to transm ...

catalogue 1, Create from an existing image 1.1 first start an image and make modifications in the container 1.2 then submit the modified container as a new image. You need to use the ID number of the container to create a new image 2, Create based on local template 2.1 import as image 3, Create based on Dockerfile Federated file system ( ...

1. Mount the CD mkdir /mnt/cdrom mount /dev/cdrom /mnt/cdrom vim /etc/fstab /dev/cdrom /mnt/cdrom iso9660 defaults 0 0 2. Create yum source [root@centos7-1 xwk]# yum-config-manager --add-repo=file:///mnt/cdrom Plug in loaded: fastestmirror, langpacks adding repo from: file:///mnt/cdrom Cannot add repo from file:///m ...

libselinux is a very important dependency package in the Linux system. Many software rely on this package, such as OpenSSL, OpenSSL devel, systemd and so on. If this package is missing, it will cause disastrous consequences. For example, the basic commands such as ls, cp and mv cannot be used, and the yum command cannot be used normally. Howeve ...

Basic concepts of LVM logical volumes Logically add different hard disks or partitions to a unified volume groupThe VG volume group is equivalent to a large logical hard diskLV logical volume, equivalent to partition, takes out a certain space from the volume group The creation and management of logical volumes and hard disk partitions are si ...