dmesg

Write the kernel messages to stdout. More information: <https://manned.org/dmesg>.

Install

All systems
curl cmd.cat/dmesg.sh
Debian Debian
apt-get install util-linux
Ubuntu
apt-get install util-linux
Alpine
apk add util-linux
Arch Arch Linux
pacman -S util-linux
image/svg+xml Kali Linux
apt-get install util-linux
CentOS
yum install util-linux
Fedora
dnf install util-linux
Windows (WSL2)
sudo apt-get update sudo apt-get install util-linux
OS X
brew install util-linux
Raspbian
apt-get install util-linux
Docker
docker run cmd.cat/dmesg dmesg powered by Commando

Write the kernel messages to stdout. More information: <https://manned.org/dmesg>.

  • Show kernel messages:
    dmesg
  • Show kernel error messages:
    dmesg --level err
  • Show kernel messages and keep reading new ones, similar to `tail -f` (available in kernels 3.5.0 and newer):
    dmesg -w
  • Show how much physical memory is available on this system:
    dmesg | grep -i memory
  • Show kernel messages 1 page at a time:
    dmesg | less
  • Show kernel messages with a timestamp (available in kernels 3.5.0 and newer):
    dmesg -T
  • Show kernel messages in human-readable form (available in kernels 3.5.0 and newer):
    dmesg -H
  • Colorize output (available in kernels 3.5.0 and newer):
    dmesg -L

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