2000-07-19 08:38:18 +00:00
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.\" Copyright (c) 2000 Paul Saab <ps@FreeBSD.org>
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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2005-01-26 06:42:45 +00:00
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.Dd January 25, 2005
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2000-07-19 08:44:26 +00:00
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.Dt FSYNC 1
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2000-07-19 08:38:18 +00:00
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.Os
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.Sh NAME
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.Nm fsync
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.Nd synchronize a file's in-core state with that on disk
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.Sh SYNOPSIS
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2000-11-20 19:21:22 +00:00
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.Nm
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2000-07-24 20:35:19 +00:00
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.Ar
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2000-07-19 08:38:18 +00:00
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.Sh DESCRIPTION
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2000-07-24 21:53:04 +00:00
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The
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.Nm
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utility causes all the modified data and meta-data of
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all the files named on the command line
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to be written to a permanent storage device.
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2000-07-19 08:38:18 +00:00
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.Pp
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2000-07-24 21:53:04 +00:00
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The
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.Nm
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utility uses the
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2000-07-24 20:35:19 +00:00
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.Xr fsync 2
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2000-07-19 08:38:18 +00:00
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function call.
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2005-01-26 06:42:45 +00:00
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.Sh EXIT STATUS
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If an error occurs, the
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.Nm
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utility proceeds to the next file, and exits >0.
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Otherwise, it exits 0.
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2000-07-19 08:38:18 +00:00
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.Sh SEE ALSO
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.Xr fsync 2 ,
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.Xr sync 2 ,
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2000-07-19 08:44:26 +00:00
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.Xr syncer 4 ,
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2000-07-19 08:38:18 +00:00
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.Xr halt 8 ,
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.Xr reboot 8
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.Sh HISTORY
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The
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.Nm
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command first appeared in
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2001-08-01 12:15:21 +00:00
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.Fx 4.3 .
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