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Tag: dmesg

Q&APosted onAugust 10, 2022

command to determine ports of a device (like /dev/ttyUSB0)

I have a question regarding the ports in Linux. If I connect my device via USB and want to check its port I can’t do it using the command lsusb, which only specifies bus number and device number on this bus:

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Q&APosted onAugust 7, 2022

dmesg: read kernel buffer failed: Permission denied

Since recently Debian has changed the default behavior for dmesg and I cannot use it simply from my local user.

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Q&APosted onAugust 6, 2022August 6, 2022

Why is dmesg called dmesg?

Is there any explanation/history behind the name of the command dmesg (which prints out some kernel messages)?

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