There are various ways for checking ports in Linux. I'll share two of my favorite methods in this quick tip. Method 1: Checking open ports in the currently logged in Linux system using lsof command If you are logged into a system, either directly or via SSH, you can use the lsof comm...
List Network Ports in Linux 43. nslookup Command The ‘nslookup command‘ is a network utility program used to obtain information about domain names, IP addresses, and other DNS records. It allows users to look up information such as the IP address associated with a domain name, or the dom...
Linux Commands Help man, help, apropos, whereis, whatis, which: commands that give help about a given command. man -k text: searches for commands that contain the given text in their description. mandb: updates the man pages with the latest updates. updatedb: updates the database so that...
case - Matches each pattern successively against the word and run the commands when the first match is found. cat - Shows files and can also combine several files into one file. cc - Is the C and C++ Compiler for Linux. See gcc or g++ for complete information. cd, chdir - Changes...
So, are you planning to switch from Windows to Linux or have you recently made the switch to Linux? Oops! What am I asking? Why else would you be here? [ You might also like: How I Switched from Windows to Linux Mint ] In my earlier experience as a newcomer, Linux commands and te...
Resizes the CLI terminal settings (to match with real terminal). type Sets the terminal type. Possible values: ansi, console, dumb, linux, screen, vt52, vt100, vt102, vt220, xterm. width Sets the width of this terminal in characters. Range: 34-999 Default N/A Configurati...
Query the ID of an LSI SAS3108 RAID controller card. Format storcli64 show Example # Query the LSI SAS3108 RAID controller card ID. [root@localhost ~]# ./storcli64 show CLI Version = 007.0409.0000.0000 Nov 06, 2017 Operating system = Linux3.10.0-693.el7.x86_64 Status Code = 0 Status...
To turn off the LEDs on all ports on a device, use the disable ports leds Global Configuration mode command. To set the LEDs of all the ports on the device to their current operational status of the port, use the no disable ports leds command. Syntax...
Configures the number of ports in the basic mapping rule in a MAP domain. show map-domain Displays information about Mapping Address and Port (MAP) domains. start-port Configures the starting port for the basic mapping rule in a MAP domain. show memory To display a summary o...
As oppose to VSZ ( Virtual Set Size ), RSS is a memory currently used by a process. This is a actual number in kilobytes of how much RAM the current process is using. 简单的说VSZ 代表的是虚拟记忆体的使用量,RSS代表实体记忆体的使用量。但是这里RSS的值,是包括shared memory的。Linux会把一...