xfs_bmap.8   xfs_bmap.8 
xfs_bmap(8) xfs_bmap (8) xfs_bmap(8) xfs_bmap (8)
NAME NAME
xfs_bmap - print block mapping for an XFS file xfs_bmap - print block mapping for an XFS file
SYNOPSIS SYNOPSIS
xfs_bmap [ -adlpv ] [ -n num_extents ] file xfs_bmap [ -adlpv ] [ -n num_extents ] file
xfs_bmap -V
DESCRIPTION DESCRIPTION
xfs_bmap prints the map of disk blocks used by files in an XFS files ys‐ xfs_bmap prints the map of disk blocks used by files in an XFS files ys‐
tem. The map lists each extent used by the file, as well as regions in tem. The map lists each extent used by the file, as well as regions in
the file that do not have any corresponding blocks (holes). Each l ine the file that do not have any corresponding blocks (holes). Each l ine
of the listings takes the following form: of the listings takes the following form:
extent: [startoffset..endoffset]: startblock..endblock extent: [startoffset..endoffset]: startblock..endblock
Holes are marked by replacing the startblock..endblock with hole. All Holes are marked by replacing the startblock..endblock with hole. All
skipping to change at line 60 skipping to change at line 61
cated/unwritten. cated/unwritten.
-v Shows verbose information. When this flag is specified, ad di‐ -v Shows verbose information. When this flag is specified, ad di‐
tional AG specific information is appended to each line in the tional AG specific information is appended to each line in the
following form: following form:
agno (startagoffset..endagoffset) nblocks flags agno (startagoffset..endagoffset) nblocks flags
A second -v option will print out the flags legend. A second -v option will print out the flags legend.
-V Prints the version number and exits.
SEE ALSO SEE ALSO
xfs_fsr(8), xfs(5). xfs_fsr(8), xfs(5).
xfs_bmap (8) xfs_bmap (8)
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