---
name: "check_hd"
section: "1"
platform: "linux"
package: "hwinfo"
version: "26.0-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/check_hd"
---

# check\_hd(1)

## NAME

manual page for check\_hd

## SYNOPSIS

**check\_hd** \[*options*\] *files*

## DESCRIPTION

Try to put hardware data into a consistent form.

- **--check**

  do a lot of checks and remove unnecessary data

- **--sort**

  sort data

- **--reverse**

  reverse sorting order

- **--split**

  write separate entries for each key

- **--with-source**

  add comment to each item indicating info source

- **--mini**

  minimal data base (basically driver info only)

- **--join-keys-first**

  when combining similar items, join entries with common keys first (default is common values first)

- **--cfile** file

  create C file to be included in libhd

- **--no-compact**

  don't try to make C version as small as possible

- **--out** file

  write results to file, default is "hd.ids"

- **--log** file

  write log info to file, default is "hd.log"

-

  Note: check\_hd works with libhd/hwinfo internal format only; to convert to other formats, use convert\_hd

Try to put hardware data into a consistent form.

- **--check**

  do a lot of checks and remove unnecessary data

- **--sort**

  sort data

- **--reverse**

  reverse sorting order

- **--split**

  write separate entries for each key

- **--with-source**

  add comment to each item indicating info source

- **--mini**

  minimal data base (basically driver info only)

- **--join-keys-first**

  when combining similar items, join entries with common keys first (default is common values first)

- **--cfile** file

  create C file to be included in libhd

- **--no-compact**

  don't try to make C version as small as possible

- **--out** file

  write results to file, default is "hd.ids"

- **--log** file

  write log info to file, default is "hd.log"

-

  Note: check\_hd works with libhd/hwinfo internal format only; to convert to other formats, use convert\_hd