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LFCS · Question #496

According to the FHS, where are user mailboxes kept? Assume that mail is not being delivered to somewhere in their home directories.

The correct answer is C. /var/mail. The question asks for the standard location of user mailboxes according to the Filesystem Hierarchy Standard (FHS). The FHS specifies /var/mail as the primary location for user mailboxes.

Submitted by lucia.co· Apr 18, 2026Storage Management

Question

According to the FHS, where are user mailboxes kept? Assume that mail is not being delivered to somewhere in their home directories.

Options

  • A/var/spool
  • B/etc/mail
  • C/var/mail
  • D/usr/mail

How the community answered

(25 responses)
  • B
    4% (1)
  • C
    88% (22)
  • D
    8% (2)

Why each option

The question asks for the standard location of user mailboxes according to the Filesystem Hierarchy Standard (FHS). The FHS specifies `/var/mail` as the primary location for user mailboxes.

A/var/spool

`/var/spool` contains data that is awaiting processing, such as print jobs (`/var/spool/lp`) or cron jobs, but not directly user mailboxes. Mail queues might be in a subdirectory like `/var/spool/mqueue`, but not individual user mailboxes.

B/etc/mail

`/etc/mail` typically contains configuration files for mail transfer agents (MTAs) like Sendmail or Postfix, not user mailboxes.

C/var/mailCorrect

According to the FHS, `/var/mail` is the designated directory for user mailboxes. This directory typically contains individual files named after each user (e.g., `/var/mail/username`), where incoming mail is stored.

D/usr/mail

`/usr/mail` is an older, deprecated location for user mailboxes and is now typically a symbolic link to `/var/mail` or not used directly according to modern FHS.

Concept tested: FHS mail directory

Source: https://refspecs.linuxfoundation.org/FHS_3.0/fhs/ch05s07.html

Topics

#FHS#Filesystem structure#Mailbox location#/var directory

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