Difference between revisions of "Dmesg"

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==Intoduction==
 
==Intoduction==
  
[https://www.freebsd.org/cgi/man.cgi?query=dmesg&apropos=0&sektion=0&manpath=FreeBSD+12.1-RELEASE+and+Ports&arch=default&format=html Dmesg] displays the system message buffer. With other words: If you like to know, which hardware is detected by your system, you can use the command <code>dmesg</code>. This program is stored in [[/sbin/]] and shows  information stored in ''/var/run/dmesg.boot''
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[https://www.freebsd.org/cgi/man.cgi?query=dmesg&apropos=0&sektion=0&manpath=FreeBSD+12.1-RELEASE+and+Ports&arch=default&format=html Dmesg] displays the system message buffer. With other words: If you like to know, which hardware is detected by your system, you can use the command <code>dmesg</code>. This program is stored in [[/sbin/]] and shows  information stored in ''/var/run/dmesg.boot''<br/>
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You can try: <code>cat /var/run/dmesg.boot </code>.
  
 
==The Options are as follows==
 
==The Options are as follows==

Revision as of 13:42, 12 March 2020

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Intoduction

Dmesg displays the system message buffer. With other words: If you like to know, which hardware is detected by your system, you can use the command dmesg. This program is stored in /sbin/ and shows information stored in /var/run/dmesg.boot
You can try: cat /var/run/dmesg.boot .

The Options are as follows

Option Description
-a Show all data in the message buffer. This includes any syslog records and /dev/console output.
-c Clear the kernel buffer after printing.
-M Extract values associated with the name list from the specified core.
-N If -M is also specified, extract the name list from the specified system instead of the default, which is the kernel image the system has booted from.


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