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(-)b/sbin/mksnap_ffs/mksnap_ffs.8 (-3 / +21 lines)
Lines 48-53 The Link Here
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.Nm
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.Nm
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utility creates a snapshot named
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utility creates a snapshot named
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.Ar snapshot_name .
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.Ar snapshot_name .
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This name is a path in the file system.
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Typically this is under .snap in the root of the file system, but it can
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be anywhere.
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Snapshots can be listed using the
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.Xr snapinfo 8
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command.
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.Pp
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After a snapshot is taken it appears as a file.
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The file is the size of the file sysem from which it was taken.
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It can be moved, renamed or deleted (which removes the snapshot).
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.Pp
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.Pp
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The group ownership of the file is set to
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The group ownership of the file is set to
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.Dq Li operator ;
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.Dq Li operator ;
Lines 57-76 The mode of the snapshot is set to be readable by the owner Link Here
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or members of the
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or members of the
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.Dq Li operator
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.Dq Li operator
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group.
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group.
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.Sh EXAMPLES

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.Sh EXAMPLES

        

        

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Create a snapshot of

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Create a snapshot of

        

        

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.Pa /usr/home

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.Pa /usr/home

        

        

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file system and mount the snapshot elsewhere:

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file system and mount the snapshot elsewhere:

        

        

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.Bd -literal -offset indent

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.Bd -literal -offset indent

        

          
            

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mksnap_ffs /usr/home/snapshot


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mksnap_ffs /usr/home/.snap/snap1

            

            

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mdconfig -a -t vnode -o readonly -f /usr/home/snapshot


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mdconfig -a -t vnode -o readonly -f /usr/home/.snap/snap1

            

        

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mount -o ro /dev/md0 /mnt/

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mount -o ro /dev/md0 /mnt/

        

        

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.Ed

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.Ed

        

            

              
              
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Delete a snapshot:

            

            

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.Bd -literal -offset indent

            

            

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rm /usr/home/.snap/snap1

            

            

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.Ed

            

        

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.Sh SEE ALSO

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.Sh SEE ALSO

        

            

              
              
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.Xr rm 1 ,

            

        

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.Xr chmod 2 ,

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.Xr chmod 2 ,

        

        

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.Xr chown 8 ,

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.Xr chown 8 ,

        

        

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.Xr mdconfig 8 ,

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.Xr mdconfig 8 ,

        

          
            

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.Xr mount 8


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.Xr mount 8 ,

            

            

              
              

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.Xr snapinfo 8

            

        

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.Sh HISTORY

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.Sh HISTORY

        

        

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The

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The

        

        

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.Nm

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.Nm

        






  

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