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systemd-hwdb — Hardware database management tool. More information: <https://www.freedesktop.org/software/systemd/m

Submitted by: @import:tldr-pages·Mar 2, 2026·

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managementcommandhardwaresystemd-hwdbdatabaseclitoolmore

linux

Problem

How to use the systemd-hwdb command: Hardware database management tool. More information: <https://www.freedesktop.org/software/systemd/man/latest/systemd-hwdb.html>.

Solution

systemd-hwdb — Hardware database management tool. More information: <https://www.freedesktop.org/software/systemd/man/latest/systemd-hwdb.html>.

Update the binary hardware database in /etc/udev:

sudo systemd-hwdb update

Query the hardware database and print the result for a specific modalias:

systemd-hwdb query {{modalias}}

Update the binary hardware database, returning a non-zero exit value on any parsing error:

sudo systemd-hwdb {{[-s|--strict]}} update

Update the binary hardware database in /usr/lib/udev:

sudo systemd-hwdb --usr update

Update the binary hardware database in the specified root path:

systemd-hwdb {{[-r|--root]}} {{path/to/root}} update

Code Snippets

Update the binary hardware database in `/etc/udev`

sudo systemd-hwdb update

Query the hardware database and print the result for a specific modalias

systemd-hwdb query {{modalias}}

Update the binary hardware database, returning a non-zero exit value on any parsing error

sudo systemd-hwdb {{[-s|--strict]}} update

Update the binary hardware database in `/usr/lib/udev`

sudo systemd-hwdb --usr update

Update the binary hardware database in the specified root path

systemd-hwdb {{[-r|--root]}} {{path/to/root}} update

Context

tldr-pages: linux/systemd-hwdb

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