| subuid(5) - phpMan
SUBUID(5) File Formats and Conversions SUBUID(5)
NAME
subuid - the subordinate uid file
DESCRIPTION
Each line in /etc/subuid contains a user name and a range of subordinate user ids that
user is allowed to use. This is specified with three fields delimited by colons (“:”).
These fields are:
· login name
· numerical subordinate user ID
· numerical subordinate user ID count
This file specifies the user IDs that ordinary users can use, with the newuidmap command,
to configure uid mapping in a user namespace.
Multiple ranges may be specified per user.
FILES
/etc/subuid
Per user subordinate user IDs.
/etc/subuid-
Backup file for /etc/subuid.
SEE ALSO
login.defs(5), newgidmap(1), newuidmap(1), newusers(1), subgid(5), useradd(8), userdel(8),
usermod(8), user_namespaces(7).
shadow-utils 4.2 05/17/2017 SUBUID(5)
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