How do I check my specs on Linux?

How do I check my specs on Linux?

Basic Linux Commands to Check Hardware and System Information

1. Printing Machine Hardware Name (uname –m uname –a)
2. lscpu.
3. hwinfo- Hardware Information.
4. lspci- List PCI.
5. lsscsi-List sci devices.
6. lsusb- List usb buses and device details.
7. lsblk- List block devices.
8. df-disk space of file systems.

How many GB is my RAM Linux?

Linux

1. Open the command line.
2. Type the following command: grep MemTotal /proc/meminfo.
3. You should see something similar to the following as output: MemTotal: 4194304 kB.
4. This is your total available memory.

How do I find server information in Linux?

Once your server is running at init 3, you can start using the following shell programs to see what’s happening inside your server.

1. iostat. The iostat command shows in detail what your storage subsystem is up to.
2. meminfo and free.
3. mpstat.
4. netstat.
5. nmon.
6. pmap.
7. ps and pstree.
8. sar.

How do I check memory and CPU on Linux?

How to Check Memory Usage in Linux, 5 Simple Commands

1. cat Command to Show Linux Memory Information.
2. free Command to Display the Amount of Physical and Swap Memory.
3. vmstat Command to Report Virtual Memory Statistics.
4. top Command to Check Memory Use.
5. htop Command to Find Memory Load of Each Process.

What is Dmidecode command in Linux?

Dmidecode is a tool or command which is used to retrieve the useful information of your system’s hardware components in human readable format. Dmidecode is available for all the Linux like systems (RHEL, CentOS, Debian and SUSE).

How do I check my specs on Ubuntu?

Hit Super (Start button in windows) , Type and and open System Monitor . For full details system information use HardInfo : Click to install. HardInfo can display information about both your system’s hardware and operating system.

What is swap Linux?

Swap is a space on a disk that is used when the amount of physical RAM memory is full. When a Linux system runs out of RAM, inactive pages are moved from the RAM to the swap space. In most cases, when running Linux on a virtual machine, a swap partition is not present, so the only option is to create a swap file.

What does du command do in Linux?

The du command is a standard Linux/Unix command that allows a user to gain disk usage information quickly. It is best applied to specific directories and allows many variations for customizing the output to meet your needs.

How find IP address Linux?

The following commands will get you the private IP address of your interfaces:

1. ifconfig -a.
2. ip addr (ip a)
3. hostname -I | awk ‘{print $1}’
4. ip route get 1.2.
5. (Fedora) Wifi-Settings→ click the setting icon next to the Wifi name that you are connected to → Ipv4 and Ipv6 both can be seen.
6. nmcli -p device show.

What is use of SAR command in Linux?

sar (System Activity Report) is a system utility command used to collect and report different metrics such us system load, CPU activity, memory ( sar -r ), paging ( sar -B ), swap ( sar -S ), disk (sar -d), device load and network.

What is Linux Lscpu command?

lscpu gathers CPU architecture information from sysfs, /proc/cpuinfo and any applicable architecture-specific libraries (e.g. librtas on Powerpc). The command output can be optimized for parsing or for easy readability by humans.

What are the commands for Linux?

Linux provides a command-line interface. To be able to use it properly you need to know what commands to use. Linux commands are case-sensitive. The following is a list of linux commands. Sudo stands for substitute user do and can be used to execute a single command as root.

How to check the OS version in Linux?

Open the terminal application (bash shell)

For remote server login using the ssh: ssh user@server-name.

Type any one of the following command to find os name and version in Linux: cat/etc/os-release lsb_release -a hostnamectl.

Type the following command to find Linux kernel version: uname -r.

What is the command line for Linux?

Under Linux, the command line is very useful. On desktop Linux systems, although the command line is optional, you will often see people have a command line window open alongside other application windows. On Internet servers, and when Linux is running in a device, the command line is often the only way to interact directly with the system.

What are Linux shell commands?

A shell is an environment in which we can run our commands. A program called ‘bash’ acts as the shell program in most Linux systems. The prompt, $, which is called command prompt, is issued by the shell. While the prompt is displayed, you can type a command. The shell reads your input after you press Enter.