DescriptionA unit configuration file whose name ends in
- .mount encodes information about
+ .mount encodes information about
a file system mount point controlled and supervised by
systemd.
@@ -73,14 +73,18 @@
which define the execution environment the
mount8
binary is executed in, and in
- systemd.kill5
- which define the way the processes are
- terminated. Note that the User= and Group= options are
- not particularly useful for mount units specifying a
- Type= option or using configuration
- not specified in /etc/fstab;
+ systemd.kill5,
+ which define the way the processes are terminated, and
+ in
+ systemd.resource-control5,
+ which configure resource control settings for the
+ processes of the service. Note that the User= and
+ Group= options are not particularly useful for mount
+ units specifying a Type= option or
+ using configuration not specified in
+ /etc/fstab;
mount8
- will refuse options that aren't listed in
+ will refuse options that are not listed in
/etc/fstab if it is not run as
UID 0.
@@ -90,7 +94,7 @@
in a unit file
home-lennart.mount. For details
about the escaping logic used to convert a file system
- path to a unit name see
+ path to a unit name, see
systemd.unit5.
Optionally, a mount unit may be accompanied by
@@ -107,7 +111,7 @@
monitored by systemd and appear like any other mount
unit in systemd.
See /proc/self/mountinfo description
- in proc5.
+ in proc5.
Some file systems have special semantics as API
@@ -128,7 +132,10 @@
for details). Mounts listed in
/etc/fstab will be converted into
native units dynamically at boot and when the
- configuration of the system manager is reloaded. See
+ configuration of the system manager is reloaded. In
+ general, configuring mount points through
+ /etc/fstab is the preferred
+ approach. See
systemd-fstab-generator8
for details about the conversion.
@@ -137,29 +144,87 @@
which influence how dependencies are created for mount
points from /etc/fstab. systemd
will create a dependency of type
- from either
- local-fs.target or
+ or
+ (see option below), from
+ either local-fs.target or
remote-fs.target, depending
- whether the file system is local or remote. If
- is set, an
- automount unit will be created for the file
- system. See
- systemd.automount5
- for details. If
- is
- specified it may be used to configure how long systemd
- should wait for a device to show up before giving up
- on an entry from
- /etc/fstab. Specify a time in
- seconds or explicitly specify a unit as
- s, min,
- h, ms.
+ whether the file system is local or remote.
+
+
+
+
+
+
+ An automount unit will be created
+ for the file system. See
+ systemd.automount5
+ for details.
+
+
+
+
+
+ Configure how long systemd should
+ wait for a device to show up before giving up on
+ an entry from
+ /etc/fstab. Specify a time in
+ seconds or explicitly append a unit as
+ s, min,
+ h,
+ ms.
+
+ Note that this option can only be used in
+ /etc/fstab, and will be
+ ignored when part of Options=
+ setting in a unit file.
+
+
+
+
+
+
+
+ With this
+ mount will be only wanted, not required, by the
+ local-fs.target. This means
+ that the boot will continue even if this mount
+ point is not mounted successfully. Option
+ has the opposite meaning and
+ is the default.
+
+
+
+
+
+
+
+ With , this
+ mount will not be added as a dependency for
+ local-fs.target. This means
+ that it will not be mounted automatically during
+ boot, unless it is pulled in by some other
+ unit. Option has the
+ opposite meaning and is the default.
+
+
+
+
+
+
+ An additional filesystem to be
+ mounted in the initramfs. See
+ initrd-fs.target description
+ in
+ systemd.special7.
+
+
+ If a mount point is configured in both
/etc/fstab and a unit file that
- is stored below /usr the former
+ is stored below /usr, the former
will take precedence. If the unit file is stored below
- /etc it will take
+ /etc, it will take
precedence. This means: native unit files take
precedence over traditional configuration files, but
this is superseded by the rule that configuration in
@@ -228,6 +293,21 @@
setting is optional.
+
+ SloppyOptions=
+
+ Takes a boolean
+ argument. If true, parsing of the
+ options specified in
+ Options= is
+ relaxed, and unknown mount options are
+ tolerated. This corresponds with
+ mount8's
+ -s
+ switch. Defaults to
+ off.
+
+
DirectoryMode=Directories of mount
@@ -249,15 +329,15 @@
will be considered failed and be shut
down again. All commands still running
will be terminated forcibly via
- SIGTERM, and after another delay of
- this time with SIGKILL. (See
+ SIGTERM, and after another delay of
+ this time with SIGKILL. (See
in
systemd.kill5.)
Takes a unit-less value in seconds, or
a time span value such as "5min
20s". Pass 0 to disable the timeout
- logic. Defaults to
- 90s.
+ logic. The default value is set from the manager configuration
+ file's DefaultTimeoutStart= variable.
@@ -268,28 +348,6 @@
for more settings.
-
- Compatibility Options
-
- The following option is also available in the
- [Mount] section, but exists purely
- for compatibility reasons and should not be used in
- newly written mount files.
-
-
-
- FsckPassNo=
-
- The pass number for
- the file system checking service for
- this mount. See
- systemd.service5
- for more information on this setting.
-
-
-
-
-
See Also
@@ -298,9 +356,10 @@
systemd.unit5,
systemd.exec5,
systemd.kill5,
+ systemd.resource-control5,
systemd.service5,
systemd.device5,
- proc5,
+ proc5,
mount8,
systemd-fstab-generator8,
systemd.directives7