Linux system image backup
Answer: To create an image backup in a Linux system, you can use various tools, the most commonly used of which is the dd command. The following are the steps to use the dd command to create a mirror backup: 1. Determine the name of the C drive device to be backed up. You can use the following command to list the currently connected C drive devices: sudofdisk-l2. Determine the path and name of the backup file. You can use The following command creates a backup file named backup.img: sudoddif=/dev/sdaof=/home/user/...
andycall|1291 people read
How to export the hard disk image file (dd image, Linux system) to run the virtual machine?
Answer: Use UltraISO to convert the files you need into a CD ISO file, and then open the virtual machine and export it to the CD. Another way is to set up a network shared folder between the virtual machine and the local machine
fnngj|1001 people read
Is there any solution to install mysql on linux?
Answer: Although Linux installation is very simple, if you use centos or redhat system, it is recommended to use rpm in the beginner stage to improve learning ability by solving problems. You need to check and install the dependent relationship packages yourself. Some may involve the order of installation linux qq. For understanding the operating mode of the linux system, it is best to linux mirror installation. Just rpm-ivh the package name. In addition, it is the most convenient to use yum to install. You can also manually resolve dependencies. There is a big difference between the 6 series and the 7 series. Linux image installation, the mysql package name under the 6 series is mysql, so install...
MudOnTire|563 people read
How to install windowslinux dual system?
Answer: Of course, whether to install a system from scratch or to install another system from one system (dual system), although it is the same, you need to prepare a USB flash drive first, make a boot disk, and then restart. Press Detele/Esc wildly to enter the BOIS system to change the startup sequence, and the installation is done. (The only difference between installing a single system and a dual system is compressing the volume and mounting it, and it is not difficult to operate according to the prompts.) If you think I am going to talk about Marco Linux, you are wrong. Most people think that installing the system is troublesome because they are afraid of problems in the middle. Even if you get 99% of it done, if an error is reported, it will still not work. Considering that most people use...
gaomysion|1127 people read
How to convert Linux system ISO image file to ghost format?
Answer: Let me talk about the inference first: ISO image and ghost cannot be converted. The ISO image installation system includes the process of booting the system, discovering and driving the hardware system, and installing the software system. Ghost can be understood as compressing the hardware driver and file system together. When using ghost to install again, there is no process of driving the hardware. The two exist in different ways. The Linux iso file contains grub, various drivers and software packages, while the things compressed by ghost are all installed and configured.
olle|1096 people read
What are the differences between Alibaba Cloud database and the one installed on the server? Some people say installation is easy, so why spend money on it?
Answer: Although the benefits of using a cloud database are very simple, to put it bluntly, they save time, effort, and worry. Some people say that installing a database is easy, so why spend money on a cloud database? For example, Mysql itself is free, why don't I install it myself? So let’s take a look at the costs from these points: Hardware server: If you install the database yourself, you must also have a server to install it. Even if you just find a PC to install it, the PC is expensive; you need to purchase these yourself. Computer room, network: where is the installed database? There must be a computer room. Including the network, you need to build it yourself. If you talk about the points inside, usually...
UsherChen|873 people read
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What is the salary of Linux administrator?Apr 17, 2025 am 12:24 AMThe average annual salary of Linux administrators is $75,000 to $95,000 in the United States and €40,000 to €60,000 in Europe. To increase salary, you can: 1. Continuously learn new technologies, such as cloud computing and container technology; 2. Accumulate project experience and establish Portfolio; 3. Establish a professional network and expand your network.
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