Operation and Maintenance
CentOS
Teach you how to mount a new hard drive on CentOS Pagoda in three minutes
Teach you how to mount a new hard drive on CentOS Pagoda in three minutes
This article brings you relevant knowledge about centos, which mainly introduces the issues related to CentOS pagoda mounting a new hard drive. Let’s take a look at how to operate it. I hope it will help Everyone is helpful.
Recommended tutorial: "centos Learning Tutorial"
If the server has data, please back it up first Data in action!
#If the server has data, please back up the data before operating!
#If the server has data, please back up the data before operating!
Idea:
First copy all the data of the pagoda under www and rename it www_bak
Mount the new hard disk in the www directory (At the same time, the data in www will be cleared). After restoring the backed up www_bak data to www, the mounting ends!
Copy the www folder and change the name to www_bak
1. First check whether our new hard drive has been loaded successfully
fdisk -l
The newly added hard disk of my server is called vdb. Please modify the corresponding name according to your actual situation
2. Format partition
mkfs.ext4 /dev/vdb
3. Add partition mounting information to the startup mount
echo "/dev/vdb /www ext4 defaults 0 0" >> /etc/fstab
Please back up the www folder first
4. Remount All partitions
mount -a
5. Check whether the mounting is successful
df
6. Copy the previously backed up www_bak to www, the mounting is successful !
Recommended tutorial: "centos tutorial"
The above is the detailed content of Teach you how to mount a new hard drive on CentOS Pagoda in three minutes. For more information, please follow other related articles on the PHP Chinese website!
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
AI Hentai Generator
Generate AI Hentai for free.
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
1376
52
How to input Chinese in centos
Apr 07, 2024 pm 08:21 PM
Methods for using Chinese input in CentOS include: using the fcitx input method: install and enable fcitx, set shortcut keys, press the shortcut keys to switch input methods, and input pinyin to generate candidate words. Use iBus input method: Install and enable iBus, set shortcut keys, press the shortcut keys to switch input methods, and input pinyin to generate candidate words.
How to read USB disk files in centos7
Apr 07, 2024 pm 08:18 PM
To read U disk files in CentOS 7, you need to first connect the U disk and confirm its device name. Then, use the following steps to read the file: Mount the USB flash drive: mount /dev/sdb1 /media/sdb1 (replace "/dev/sdb1" with the actual device name) Browse the USB flash drive file: ls /media/sdb1; cd /media /sdb1/directory; cat file name
How to enter root permissions in centos7
Apr 02, 2024 pm 08:57 PM
There are two ways to enter the root authority of CentOS 7: use the sudo command: enter sudo su - in the terminal and enter the current user password. Log in directly as the root user: Select "Other" on the login screen, enter "root" and the root password. Note: Operate carefully with root privileges, perform tasks with sudo privileges, and change the root password regularly.
SCP usage tips-recursively exclude files
Apr 22, 2024 am 09:04 AM
One can use the scp command to securely copy files between network hosts. It uses ssh for data transfer and authentication. Typical syntax is: scpfile1user@host:/path/to/dest/scp -r/path/to/source/user@host:/path/to/dest/scp exclude files I don't think you can when using scp command Filter or exclude files. However, there is a good workaround to exclude the file and copy it securely using ssh. This page explains how to filter or exclude files when copying directories recursively using scp. How to use rsync command to exclude files The syntax is: rsyncav-essh-
What to do if you forget your password to log in to centos
Apr 07, 2024 pm 07:33 PM
Solutions for forgotten CentOS passwords include: Single-user mode: Enter single-user mode and reset the password using passwd root. Rescue Mode: Boot from CentOS Live CD/USB, mount root partition and reset password. Remote access: Use SSH to connect remotely and reset the password with sudo passwd root.
How to enable root permissions in centos7
Apr 07, 2024 pm 08:03 PM
CentOS 7 disables root permissions by default. You can enable it by following the following steps: Temporarily enable it: Enter "su root" on the terminal and enter the root password. Permanently enabled: Edit "/etc/ssh/sshd_config", change "PermitRootLogin no" to "yes", and restart the SSH service.
How to obtain root permissions in centos7
Apr 07, 2024 pm 07:57 PM
There are several ways to gain root privileges in CentOS 7: 1. Run the command using "su". 2. Use "sudo" to run a single command. 3. Enable the root user and set a password. NOTE: Be cautious when using root privileges as they may damage the system.
How to enter root permissions in centos
Apr 07, 2024 pm 08:06 PM
There are two ways to perform tasks with root privileges in CentOS: 1) Use the sudo command to temporarily obtain root privileges; 2) Log in directly using the root user password. Extreme caution should be used when using root privileges and it is recommended to only use them when necessary.
