cpd(1) DG/UX 4.30 cpd(1)
NAME
cpd - change or view the allocation limits for a control
point directory
SYNTAX
cpd [ -b blocks ] [ -f file-nodes ] dirname...
DESCRIPTION
If no options are given, cpd displays the current allocation
and the maximum allocation of blocks and file nodes for each
control point directory named on the command line. If the
-b or -f option is given, the allocation limits of the
control point directory are changed as described below:
-b blocks Set the maximum block allocation to blocks. This
is the maximum number of blocks that can be
allocated to this directory and all of its
descendants. Alternatively, you may specify the
maximum in bytes instead of blocks. To do this,
append the appropriate suffix to the -b option
value: b for bytes, k for kilobytes (1024 bytes),
m for megabytes (1,048,576 bytes), and g for
gigabytes (1,073,741,824 bytes). For example, -b
5m sets a limit of 5 megabytes on the amount of
space that can be allocated for the directory and
all its descendants. The letter suffix may be
upper or lower case. Note that the byte size may
be rounded down by cpd to be a multiple of the
block size.
-f file-nodes
Set the file node allocation limit to file-nodes.
This is the maximum number of file nodes that can
be allocated to this directory and all of its
descendants. file-nodes may include a "k", "m",
or "g" suffix.
In order to change the allocation limits for a CPD, the user
must have write permission in the parent directory (owning
the CPD is not sufficient). In the case where the CPD is
the root of a file system, only the superuser can change the
limits.
The limits for a CPD may be resized to any value between 0
and the system maximum. Note that it is not a requirement
that either allocation limit be greater than the current
allocation.
To create a control point directory, use the mkdir(1)
command.
DIAGNOSTICS
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cpd(1) DG/UX 4.30 cpd(1)
cpd returns a non-zero status code if any of the dirnames
does not exist, is not a CPD, or is not a local file system.
Otherwise, 0 is returned.
SEE ALSO
mkdir(1), ls(1).
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