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xfs_admin \- change parameters of an XFS filesystem
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\f3xfs_admin\f1 [ \f3-lu\f1] [ \f3\-L \f2label\f1 ] [ \f3\-U \f2uuid\f1 ] device
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\f3xfs_admin \-f\f1 [ \f3-lu\f1] [ \f3\-L \f2label\f1 ] [ \f3\-U \f2uuid\f1 ] filename
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command to modify various parameters of a filesystem.
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Devices that are mounted cannot be modified.
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Administrators must unmount filesystems before
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can convert parameters.
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A number of parameters of a mounted filesystem can be examined
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and modified using the
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Specifies that the filesystem image to be processed is stored in a
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regular file (see the \f2mkfs.xfs\f1 \f3\-d\f1 \f2file\f1 option).
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Print the current filesystem label.
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Print the current filesystem UUID (Universally Unique IDentifier).
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Set the filesystem label.
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XFS filesystem labels can be at most 12 characters long; if
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is longer than 12 characters,
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will truncate it and print a warning message.
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The filesystem label can be cleared using the special ``\c
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Set the UUID of the filesystem.
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A sample UUID looks like this: "c1b9d5a2-f162-11cf-9ece-0020afc76f16".
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which will set the filesystem UUID to the null UUID.
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which will generate a new UUID for the filesystem.
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manual entry describes how to mount a filesystem using its label or UUID,
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rather than its block special device name.