Best command line tools used to measure the load and performance of your Linux system

1. Find the load and average load of the system: “w”.
 

w displays  information about the users currently on the machine, and their processes.  The header shows, in this order, the current time, how long the system has been running, how many users are currently logged  on.

 The following entries are displayed for each user: login name, the tty name, the remote host, login time,id ... Read more »

script - Creates typescript or saves terminal session

FORMAT:
     script [-a] [-c COMMAND] [-f] [-q] [-t] [file]

DESCRIPTION
     Script makes a typescript of everything printed on y

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Let’s see some archiving and compression tool used in Linux to manage filesystem space. This is free necessaary to recover and fr ... Read more »

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Hello all

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DESCRIPTION
       The xmllint program parses one or more XML files, specified on the command line as XML-FILE (or the standard input if the filename provided is - ). It prints various types of output, depending upon the options selected. It is useful for detecting errors both in XML code and in the XML parser itself.
Mostly used options:
   --format
              Reformat and reindent the output. The XMLLINT_INDENT environment variable controls the indentation. The default value is two spaces " ").
  --noout
              Suppress output. By default, xmllint outputs the result tree.

 --path "PATH(S)& ... Read more »

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       sed - stream editor for filtering and transforming text

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useradd - This command is used to create a new ... Read more »

crontab - A command to manage crontab files for each users and schedule commands ans other scripts.
Format:
crontab [-u user] file
crontab [-u user] [-l | -r | -e]
 

DESCRIPTION
Crontab is the program used to creat, remove or show the tables used to drive the cron(8) daemon in ISC Cron.

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