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64c77c4bad
zed.service does not exist replaced with correct service name in man. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Kjeld Schouten-Lebbing <kjeld@schouten-lebbing.nl> Closes #9581
84 lines
1.9 KiB
Groff
84 lines
1.9 KiB
Groff
.TH "ZFS\-MOUNT\-GENERATOR" "8" "ZFS" "zfs-mount-generator" "\""
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.SH "NAME"
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zfs\-mount\-generator \- generates systemd mount units for ZFS
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.SH SYNOPSIS
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.B /lib/systemd/system-generators/zfs\-mount\-generator
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.sp
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.SH DESCRIPTION
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zfs\-mount\-generator implements the \fBGenerators Specification\fP
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of
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.BR systemd (1),
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and is called during early boot to generate
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.BR systemd.mount (5)
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units for automatically mounted datasets. Mount ordering and dependencies
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are created for all tracked pools (see below). If a dataset has
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.BR canmount=on
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and
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.BR mountpoint
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set, the
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.BR auto
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mount option will be set, and a dependency for
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.BR local-fs.target
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on the mount will be created.
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Because zfs pools may not be available very early in the boot process,
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information on ZFS mountpoints must be stored separately. The output
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of the command
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.PP
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.RS 4
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zfs list -H -o name,mountpoint,canmount,atime,relatime,devices,exec,readonly,setuid,nbmand,encroot,keylocation
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.RE
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.PP
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for datasets that should be mounted by systemd, should be kept
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separate from the pool, at
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.PP
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.RS 4
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.RI @sysconfdir@/zfs/zfs-list.cache/ POOLNAME
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.
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.RE
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.PP
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The cache file, if writeable, will be kept synchronized with the pool
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state by the ZEDLET
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.PP
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.RS 4
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history_event-zfs-list-cacher.sh .
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.RE
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.PP
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.sp
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.SH EXAMPLE
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To begin, enable tracking for the pool:
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.PP
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.RS 4
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touch
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.RI @sysconfdir@/zfs/zfs-list.cache/ POOLNAME
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.RE
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.PP
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Then, enable the tracking ZEDLET:
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.PP
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.RS 4
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ln -s "@zfsexecdir@/zed.d/history_event-zfs-list-cacher.sh" "@sysconfdir@/zfs/zed.d"
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systemctl enable zfs-zed.service
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systemctl restart zfs-zed.service
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.RE
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.PP
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Force the running of the ZEDLET by setting canmount=on for at least one dataset in the pool:
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.PP
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.RS 4
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zfs set canmount=on
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.I DATASET
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.RE
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.PP
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This forces an update to the stale cache file.
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.sp
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.SH SEE ALSO
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.BR zfs (5)
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.BR zfs-events (5)
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.BR zed (8)
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.BR zpool (5)
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.BR systemd (1)
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.BR systemd.target (5)
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.BR systemd.special (7)
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.BR systemd.mount (7)
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