[LINUX] I tried to summarize the commands often used in business

Introduction

Since I will be doing log surveys in my business, I have summarized the commands that I often use at that time.

grep command

This command searches for a character string in a file.

Basic usage

grep option"Search string"file name

option

Option name Description
-v Search for inconsistencies
-e Use the specified regular expression for match processing

cut command

This command splits a text file horizontally.

Basic usage

You can specify the required number of bytes or get the contents of the file with the delimiter.

cut option filename

option

Option name Description
-v You can specify the delimiter
-e You can specify the required items by the number of items

sort command

A command that allows you to sort the data in ascending order.

Basic usage

sort filename

uniq command

This command allows you to delete duplicate rows in a pre-sorted state with sort.

Basic usage

uniq filename

scp command

This command is used to copy files between a remote machine and a local machine, or between remote machines.

Basic usage

scp [email protected] host name:Remote files you want to copy Local copy destination

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