| badsect.8 (128073) | badsect.8 (131488) |
|---|---|
| 1.\" Copyright (c) 1985, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 12 unchanged lines hidden (view full) --- 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.\" @(#)badsect.8 8.1 (Berkeley) 6/5/93 | 1.\" Copyright (c) 1985, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 12 unchanged lines hidden (view full) --- 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.\" @(#)badsect.8 8.1 (Berkeley) 6/5/93 |
| 29.\" $FreeBSD: head/sbin/badsect/badsect.8 128073 2004-04-09 19:58:40Z markm $ | 29.\" $FreeBSD: head/sbin/badsect/badsect.8 131488 2004-07-02 21:45:06Z ru $ |
| 30.\" 31.Dd June 5, 1993 32.Dt BADSECT 8 33.Os 34.Sh NAME 35.Nm badsect 36.Nd create files to contain bad sectors 37.Sh SYNOPSIS 38.Nm 39.Ar bbdir sector ... 40.Sh DESCRIPTION 41The 42.Nm | 30.\" 31.Dd June 5, 1993 32.Dt BADSECT 8 33.Os 34.Sh NAME 35.Nm badsect 36.Nd create files to contain bad sectors 37.Sh SYNOPSIS 38.Nm 39.Ar bbdir sector ... 40.Sh DESCRIPTION 41The 42.Nm |
| 43utility makes a file to contain a bad sector. Normally, bad sectors | 43utility makes a file to contain a bad sector. 44Normally, bad sectors |
| 44are made inaccessible by the standard formatter, which provides 45a forwarding table for bad sectors to the driver. 46If a driver supports the bad blocking standard it is much preferable to 47use that method to isolate bad blocks, since the bad block forwarding 48makes the pack appear perfect, and such packs can then be copied with 49.Xr dd 1 . 50The technique used by this program is also less general than 51bad block forwarding, as --- 26 unchanged lines hidden (view full) --- 78directory followed by 79all the bad sectors you wish to add. 80(The sector numbers must be relative to the beginning of 81the file system, but this is not hard as the system reports 82relative sector numbers in its console error messages.) 83Then change back to the root directory, unmount the file system 84and run 85.Xr fsck 8 | 45are made inaccessible by the standard formatter, which provides 46a forwarding table for bad sectors to the driver. 47If a driver supports the bad blocking standard it is much preferable to 48use that method to isolate bad blocks, since the bad block forwarding 49makes the pack appear perfect, and such packs can then be copied with 50.Xr dd 1 . 51The technique used by this program is also less general than 52bad block forwarding, as --- 26 unchanged lines hidden (view full) --- 79directory followed by 80all the bad sectors you wish to add. 81(The sector numbers must be relative to the beginning of 82the file system, but this is not hard as the system reports 83relative sector numbers in its console error messages.) 84Then change back to the root directory, unmount the file system 85and run 86.Xr fsck 8 |
| 86on the file system. The bad sectors should show up in two files 87or in the bad sector files and the free list. Have | 87on the file system. 88The bad sectors should show up in two files 89or in the bad sector files and the free list. 90Have |
| 88.Xr fsck 8 89remove files containing the offending bad sectors, but 90.Em do not 91have it remove the 92.Pa BAD/ Ns Em nnnnn 93files. 94This will leave the bad sectors in only the 95.Li BAD --- 35 unchanged lines hidden --- | 91.Xr fsck 8 92remove files containing the offending bad sectors, but 93.Em do not 94have it remove the 95.Pa BAD/ Ns Em nnnnn 96files. 97This will leave the bad sectors in only the 98.Li BAD --- 35 unchanged lines hidden --- |