---
name: "proc_pid_uid_map"
section: "5"
platform: "linux"
package: "man-pages"
version: "6.19-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/proc_pid_uid_map"
---

# proc\_pid\_uid\_map(5)

user and group ID mappings

## NAME

/proc/pid/gid\_map, /proc/pid/uid\_map - user and group ID mappings

## DESCRIPTION

- */proc/*pid*/gid\_map* (since Linux 3.5)

  See [**user\_namespaces**(7)](/user_namespaces/7.md).

- */proc/*pid*/uid\_map* (since Linux 3.5)

  See [**user\_namespaces**(7)](/user_namespaces/7.md).

## SEE ALSO

[**proc**(5)](/proc/5.md)