ohmyzsh/plugins/systemadmin

Systemadmin plugin

This plugin adds a series of aliases and functions which make a System Administrator's life easier.

To use it, add systemadmin to the plugins array in your zshrc file:

plugins=(... systemadmin)

Aliases

Alias	Command	Description
ping	ping -c 5	Sends only 5 ICMP Messages
clr	clear;echo "Currently logged in on $(tty), as $USER in directory $PWD."	Clears the screen and prings the current user, TTY, and directory
path	echo -e ${PATH//:/\\n}	Displays PATH with each entry on a separate line
mkdir	mkdir -pv	Automatically create parent directories and display verbose output
psmem	ps -e -orss=,args= | sort -b -k1,1n	Display the processes using the most memory
psmem10	ps -e -orss=,args= | sort -b -k1,1n| head -10	Display the top 10 processes using the most memory
pscpu	ps -e -o pcpu,cpu,nice,state,cputime,args|sort -k1 -nr	Display the top processes using the most CPU
pscpu10	ps -e -o pcpu,cpu,nice,state,cputime,args|sort -k1 -nr | head -10	Display the top 10 processes using the most CPU
hist10	print -l ${(o)history%% *} | uniq -c | sort -nr | head -n 10	Display the top 10 most used commands in the history

Named Functions

These are used by some of the other functions to provide flexibility

Function	Description
retval	Returns the first argument or a '.' if no arguments are specified
retlog	Returns the first argument or /var/log/nginx/access.log if no arguments are specified

Unamed Functions

These functions are closer to aliases with complex arguments simplified (in most cases) into one line

Function	Description
dls	List only directories in the current directory
psgrep	List all processes that match the pattern input after the command
killit	xargs sudo kill
tree	List contents of directories in a tree-like format (if tree is installed)
sortcons	Sort connections by state
con80	View all 80 Port Connections
sortconip	On the connected IP sorted by the number of connections
req20	List the top 20 requests on port 80
http20	List the top 20 connections to port 80 based on tcpdump data
timewait20	List the top 20 time_wait connections
syn20	List the top 20 SYN connections
port_pro	Output all processes according to the port number
accessip10	List the top 10 accesses to the ip address in the nginx/access.log file or another log file if specified as an argument
visitpage20	List the top 20 most visited files or pages in the nginx/access.log file or another log file if specified as an argument
consume100	List the top 100 of Page lists the most time-consuming (more than 60 seconds) as well as the corresponding page number of occurrences
webtraffic	List website traffic statistics in GB from tne nginx/access.log file or another log file if specified as an argument
c404	List statistics on 404 connections in the nginx/access.log file or another log file if specified as an argument
httpstatus	List statistics based on http status in the nginx/access.log file or another log file if specified as an argument
d0	Delete 0 byte files recursively in the directory specified (or current directory if none is specificied)
geteip	Gather information regarding an external IP address
getip	Determine the local IP Address with ip addr or ifconfig
clrz	Clear zombie processes
conssec	Display the number of concurrent connections per second in the nginix/access.log file or another log file if specified as an argument