Days ago, I got a dell server, it has 4T spaces, but when I used a tool to migrate a ubuntu operating system to the server, it only used 100G of the disk, today I used some commands to expanded the space.
I installed a vmware in windows11, because sometimes I need to use linux to compile the program. After I installed the rocky linux, I added a share folder on vmware, and I installed some applicaitons in that folder, but when I restarted the linux operating system, the share folder disappeared, I tried to remove the […]
Today I updated my server to ubuntu 24.04, but I cannot connect the screen on the server forever, it’s not convenient to manage the server, so I researched how to install rdp server on ubuntu. When I tried to connect the ubuntu server, it showed a black screen. After searching some information, I setted the […]
Recently, I want to research rocky linux, today, I installed it on vmware. But when I tried to install some rpm packages, it showed errors. First, I installed epel with the following command. When I finished to execute that commands, I execute the following command to search packages. And I get the package name which […]
Use rsa certificate to login linux is more safty than username and password. So I tried to research how to use it today. First, I generated my own rsa certificate. Now I get two files, id_git and id_git.pub, the public key is in id_git.pub file. I moved the two files into ~/.ssh, of course you […]
When I start to use let’s encrypt ssl certificate, I should renew it per 3 months manually, if I forgot it sometimes, the website would show safty warnings. Today I want to research how to renew the certificate automatically. First, I should download aliyun tool. Set certbot-dns-aliyun. Save these codes into alidns.sh, and use chmod […]
