Categories
Linux kernel & processes

To check a kernel by Linux

Quick tutor how to get data about linux kernel

Categories
CentOS Debian Security Shell

ssh without a password but with key file

it is so comfortable to avoid using a password to get ssh access

Categories
Linux kernel & processes

hunting to Zombie processes

Not so rarely we can see zombie processes, let’s try to solve this issue

Categories
Linux kernel & processes

Linux Login History

If you are willing to observe and to watch what is happening with logins to your Linux system let’s have a look at this article

Categories
Proxmox Windows

Proxmox error “Hyper-V paravirtualized …”

If you are have gotten Proxmox error when trying to launch VM just installed or coped\moved to the new Proxmox server like this one:
"Hyper-V paravirtualized IPI (hv-ipi) is not supported by kernel kvm: kvm_init_vcpu failed: Function not implemented TASK ERROR: start failed: QEMU exited with code 1"

Categories
FTP Server Linux kernel & processes Security Shell

vsftp write permissions enabling

After installation ftp server vsftp we have to make enable users writing permissions

Categories
Linux kernel & processes Shell

Local time settings in Linux

To check the current date and time settings:

Categories
Linux kernel & processes Shell

CLI or Terminal goes to be colour

How to switch on a colored terminal by CLI?

Categories
Debian Linux kernel & processes Shell

Debian buster reboot and shutdown system

Categories
Linux kernel & processes Network Security

Checking open ports

A simple and quite often task to check open ports on a Linux host