Commands using dmesg sorted by votes

Commands using dmesg (14)

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dmesg with colored human-readable dates

Use sed to color the output of a human-readable dmesg output
This is sample output - yours may be different.
21

dmesg -T|sed -e 's|$^.*'`date +%Y`']$$.*$|\x1b[0;34m\1\x1b[0m - \2|g'

jlaunay · 2012-07-31 22:21:07 13
Show errors in the kernel ring buffer

Much more useful then parsing syslog
This is sample output - yours may be different.
7

dmesg -xT -l err,crit,emerg

rugina · 2013-12-12 13:57:23 0
send kernel log (dmesg) notifications to root via cron

this is helpful because dmesg is where i/o errors, etc are logged to... you will also be able to see when the system reboots or someone attaches a thumb drive, etc. don't forget to set yourself up in /etc/aliases to get roots email.
This is sample output - yours may be different.
6

(crontab -l; echo '* * * * * dmesg -c'; ) | crontab -

syssyphus · 2009-09-30 18:13:38 0
The proper way to read kernel messages in realtime.
This is sample output - yours may be different.
4

dmesg -wx

wuziduzi · 2018-11-11 00:47:07 0
Check SATA link speed.

Check SATA controller type. 6.0 Gbps - SATA III 3.0 Gbps - SATA II 1.5 Gbps - SATA I Show Sample Output
This is sample output - yours may be different.
```
ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
```
1

dmesg | grep -i sata | grep 'link up'

FadeMind · 2013-04-18 15:41:33 0
Btrfs: Find file names with checksum errors

Btrfs reports the inode numbers of files with failed checksums. Use `find` to lookup the file names of those inodes. The files may need to be deleted and replaced with backups.
This is sample output - yours may be different.
1

dmesg | grep -Po 'csum failed ino\S* \d+' | awk '{print $4}' | sort -u | xargs -n 1 find / -inum 2> /dev/null

Sepero · 2014-03-22 12:22:46 1
View dmesg output in human readable format
This is sample output - yours may be different.
1

dmesg -T

cbergeron · 2019-01-22 04:55:34 1

Bluetooth hardware info

Info about Bluetooth devices. Show Sample Output

hciconfig;hciconfig -a hci0;lsmod |grep bt;dmesg | grep tooth

FadeMind · 2013-08-21 12:29:23 0

easiest way to get kernel version without uname

The dmesg will show the kernel it is booting. No more dependency on files Show Sample Output
This is sample output - yours may be different.
```
# dmesg                                  
Booting Linux on physical CPU 0
Initializing cgroup subsys cpu
Linux version 3.4.67-01422-gd3ffcc7-dirty (digit@tyrion.par.corp.google.com) (gcc version 4.8 (GCC) ) #1 PREEMPT Tue Sep 16 19:34:06 CEST 2014
```
0

dmesg

sagarsakre · 2014-10-22 10:03:56 0
Print dmesg periodically
This is sample output - yours may be different.
0

watch -n 0.1 \"dmesg | tail -n \$((LINES-6))\"

kafka · 2015-06-12 05:40:58 0
dmesg pipe less with color
This is sample output - yours may be different.
0

dmesg -L=always | less -r

pqatsi · 2018-01-19 13:04:43 0
dmesg: follow/wait for new kernel messages

follow/wait for new kernel messages similar to `tail -f` available since util-linux 2.22.
This is sample output - yours may be different.
0

dmesg -w

wodny · 2019-01-05 16:25:57 1
Btrfs: Find file names with checksum errors

Btrfs reports the inode numbers of files with failed checksums. Use `find` to lookup the file names of those inodes.
This is sample output - yours may be different.
-1

dmesg | grep -Po 'csum failed ino\S* \d+' | sort | uniq | xargs -n 3 find / -inum 2> /dev/null

Sepero · 2014-03-20 06:27:15 3
get cpu info from dmesg

get cpu info from dmesg
This is sample output - yours may be different.
-16

dmesg | grep cpu

kingji · 2009-04-03 01:57:04 5

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List 10 largest directories in current directory

Directories listed in human-readable format

add the result of a command into vi

':r!ls -l' results in listing the files in the current directory and paste it into vi

a function to find the fastest DNS server

http://public-dns.info gives a list of online dns servers. you need to change the country in url (br in this url) with your country code. this command need some time to ping all IP in list.

Quick find function

A function that allows you to perform a case-insensitive search in the current directory, and directories in the current directory (but no further), for files containing the first argument anywhere in their names.

List your installed Chromium extensions (with url to each page)

Gives you a list for all installed chrome (chromium) extensions with URL to the page of the extension. With this you can easy add a new Bookmark folder called "extensions" add every URL to that folder, so it will be synced and you can access the names from every computer you are logged in. ------------------------------------------------------------------------------------------------------------------ Only tested with chromium, for chrome you maybe have to change the find $PATH.

recursively change file name from uppercase to lowercase (or viceversa)

or, to process a single directory: $ for f in *; do mv $f `echo $f |tr '[:upper:]' '[:lower:]'`; done

Which processes are listening on a specific port (e.g. port 80)

swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Get all shellcode on binary file from objdump

Tired copy paste to get opcode from objdump huh ? Get more @ http://gunslingerc0de.wordpress.com

fetch all revisions of a specific file in an SVN repository

exported files will get a .r23 extension (where 23 is the revision number)

list files recursively by size

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Commands using dmesg (14)

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