'\" te
.\" Copyright (c) 2007, Sun Microsystems, Inc.  All Rights Reserved
.\" The contents of this file are subject to the terms of the Common Development and Distribution License (the "License").  You may not use this file except in compliance with the License.
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.TH DCFS 7FS "Nov 28, 2007"
.SH NAME
dcfs \- Compression file system
.SH SYNOPSIS
.LP
.nf
#include <sys/filio.h>
#include <sys/fs/decomp.h>
.fi

.SH DESCRIPTION
.sp
.LP
The \fBdcfs\fR filesystem is a layered filesystem that you use to compress data
when writing to a file and decompress upon read.  The primary function of the
\fBdcfs\fR filesystem is to compress individual files when constructing a boot
archive and when reading or booting from the archive.
.SH ATTRIBUTES
.sp
.LP
See \fBattributes\fR(5) for descriptions of the following attributes:
.sp

.sp
.TS
box;
l l
l l .
ATTRIBUTE TYPE	ATTRIBUTE VALUE
Interface Stability	Uncommitted
.TE

.SH SEE ALSO
.sp
.LP
\fBboot\fR(1M), \fBbootadm\fR(1M), \fBfiocompress\fR(1M), \fBattributes\fR(5),
\fBufs\fR(7FS)
.SH NOTES
.sp
.LP
The \fBdcfs\fR compression/decompression file system works only with UFS.