-.\"Generated by db2man.xsl. Don't modify this, modify the source.
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-.TH "AMRESTORE" 8 "" "" ""
+.\" Title: amrestore
+.\" Author:
+.\" Generator: DocBook XSL Stylesheets v1.73.2 <http://docbook.sf.net/>
+.\" Date: 03/31/2008
+.\" Manual:
+.\" Source:
+.\"
+.TH "AMRESTORE" "8" "03/31/2008" "" ""
+.\" disable hyphenation
+.nh
+.\" disable justification (adjust text to left margin only)
+.ad l
.SH "NAME"
amrestore - extract backup images from an Amanda tape
.SH "SYNOPSIS"
.HP 10
-\fBamrestore\fR [-r -c -C] [-b \fIblocksize\fR] [-f \fIfileno\fR] [-l \fIlabel\fR] [-p] [-h] \fItapedevice\fR \fIholdingfile\fR [\fIhostname\fR [\fIdiskname\fR [\fIdatestamp\fR [\fIhostname\fR [\fIdiskname\fR [\fIdatestamp\fR...]]]]]]
+\fBamrestore\fR [\-r | \-c | \-C] [\-b | \fIblocksize\fR] [\-f | \fIfileno\fR] [\-l | \fIlabel\fR] [\-p] [\-h] \fItapedevice\fR|\ \fIholdingfile\fR [\fIhostname\fR [\fIdiskname\fR [\fIdatestamp\fR [\fIhostname\fR [\fIdiskname\fR [\fIdatestamp\fR | \.\.\.]]]]]]
.SH "DESCRIPTION"
.PP
\fBAmrestore\fR
extracts backup images from the tape mounted on
-\fBtapedevice\fR
+\fItapedevice\fR
or from the holding disk file
-\fBholdingfile\fR
+\fIholdingfile\fR
that match
-\fBhostname\fR,
-\fBdiskname\fR
+\fIhostname\fR,
+\fIdiskname\fR
and
-\fBdatestamp\fR
-patterns given on the command line. The tape or holding file must be in a format written by the
+\fIdatestamp\fR
+patterns given on the command line\. The tape or holding file must be in a format written by the
\fBamdump\fR
or
\fBamflush\fR
-program.
+program\.
.PP
If
-\fBdiskname\fR
+\fIdiskname\fR
is not specified, all backups on the tape for the previous
-\fBhostname\fR
-are candidates. If
-\fBdatestamp\fR
+\fIhostname\fR
+are candidates\. If
+\fIdatestamp\fR
is not specified, all backups on the tape for the previous
-\fBhostname\fR
+\fIhostname\fR
and
-\fBdiskname\fR
-are candidates. If no
-\fBhostname\fR,
-\fBdiskname\fR
+\fIdiskname\fR
+are candidates\. If no
+\fIhostname\fR,
+\fIdiskname\fR
or
-\fBdatestamp\fR
-are specified, every backup on the tape is a candidate.
+\fIdatestamp\fR
+are specified, every backup on the tape is a candidate\.
.PP
-\fBHostname\fR
+\fIHostname\fR
and
-\fBdiskname\fR
+\fIdiskname\fR
are special expressions described in the "HOST & DISK EXPRESSION" section of
-\fBamanda\fR(8).
-\fBDatestamp\fR
+\fBamanda\fR(8)\.
+\fIDatestamp\fR
are special expression described in the "DATESTAMP EXPRESSION" section of
-\fBamanda\fR(8). For example, if
-\fBdiskname\fR
+\fBamanda\fR(8)\. For example, if
+\fIdiskname\fR
is "rz[23]a", it would match disks
\fBrz2a\fR
and
-\fBrz3a\fR.
+\fBrz3a\fR\.
.PP
-\fBDatestamp\fR
+\fIDatestamp\fR
is useful if
\fBamflush\fR
-writes multiple backup runs to a single tape.
+writes multiple backup runs to a single tape\.
.PP
Unless
-\fB-p\fR
+\fB\-p\fR
is used, candidate backup images are extracted to files in the current directory named:
.PP
-\fBhostname.diskname.datestamp.dumplevel\fR
+\fIhostname\.diskname\.datestamp\.dumplevel\fR
.PP
-Amrestore doesn't use a changer, it restore from the tape already loaded in the
-\fBtapedevice.\fR
+Amrestore doesn\'t use a changer, it restore from the tape already loaded in the
+\fItapedevice\.\fR
.SH "OPTIONS"
-.TP
-\fB-b\fR
-Set the blocksize used to read the tape or holding file. All holding files must be read with a blocksize of 32 KBytes.
+.PP
+\fB\-b\fR
+.RS 4
+Set the blocksize used to read the tape or holding file\. All holding files must be read with a blocksize of 32 KBytes\.
\fBAmrestore\fR
-should normally be able to determine the blocksize for tapes on its own and not need this parameter.
-.PP
-The default is 32 KBytes.
-.TP
-\fB-f\fR
-Do a rewind followed by a fsf <fileno> before trying to restore an image.
-.TP
-\fB-l\fR
+should normally be able to determine the blocksize for tapes on its own and not need this parameter\.
+.RE
+.PP
+The default is 32 KBytes\.
+.PP
+\fB\-f\fR
+.RS 4
+Do a rewind followed by a fsf <fileno> before trying to restore an image\.
+.RE
+.PP
+\fB\-l\fR
+.RS 4
Check if we restoring from the tape with the right
-\fBlabel\fR
-.TP
-\fB-p\fR
-Pipe output. The first matching backup image is sent to standard output, which is normally a pipe to
+\fIlabel\fR
+.RE
+.PP
+\fB\-p\fR
+.RS 4
+Pipe output\. The first matching backup image is sent to standard output, which is normally a pipe to
\fBrestore\fR
or
\fBtar\fR, then
\fBamrestore\fR
-quits. It may be run again to continue selecting backups to process. Make sure you specify the no-rewind
-\fBtapedevice\fR
-when doing this.
+quits\. It may be run again to continue selecting backups to process\. Make sure you specify the no\-rewind
+\fItapedevice\fR
+when doing this\.
+.RE
.PP
Note:
\fBrestore\fR
-may report "short read" errors when reading from a pipe. Most versions of
+may report "short read" errors when reading from a pipe\. Most versions of
\fBrestore\fR
-support a blocking factor option to let you set the read block size, and you should set it to 2. See the example below.
-.TP
-\fB-c\fR
-Compress output using the fastest method the compression program provides.
+support a blocking factor option to let you set the read block size, and you should set it to 2\. See the example below\.
+.PP
+\fB\-c\fR
+.RS 4
+Compress output using the fastest method the compression program provides\.
\fBAmrestore\fR
normally writes output files in a format understood by
\fBrestore\fR
or
-\fBtar\fR, even if the backups on the tape are compressed. With the
-\fB-c\fR
+\fBtar\fR, even if the backups on the tape are compressed\. With the
+\fB\-c\fR
or
-\fB-C\fR
+\fB\-C\fR
option,
\fBamrestore\fR
-writes all files in compressed format, even if the backups on the tape are not compressed. Output file names will have a
-.Z
+writes all files in compressed format, even if the backups on the tape are not compressed\. Output file names will have a
+\fB\.Z\fR
or
-.gz
+\fB\.gz\fR
extension depending on whether
\fBcompress\fR
or
\fBgzip\fR
-is the preferred compression program. This option is useful when the current directory disk is small.
-.TP
-\fB-C\fR
-Compress output using the best method the compression program provides (may be very CPU intensive). See the notes above about the
-\fB-c\fR
-option.
-.TP
-\fB-r\fR
-Raw output. Backup images are output exactly as they are on the tape, including the
+is the preferred compression program\. This option is useful when the current directory disk is small\.
+.RE
+.PP
+\fB\-C\fR
+.RS 4
+Compress output using the best method the compression program provides (may be very CPU intensive)\. See the notes above about the
+\fB\-c\fR
+option\.
+.RE
+.PP
+\fB\-r\fR
+.RS 4
+Raw output\. Backup images are output exactly as they are on the tape, including the
\fBamdump\fR
-headers. Output file names will have a
-.RAW
-extension. This option is only useful for debugging and other strange circumstances.
-.TP
-\fB-h\fR
-Header output. The tape header block is output at the beginning of each file. This is like
-\fB-r\fR
+headers\. Output file names will have a
+\fB\.RAW\fR
+extension\. This option is only useful for debugging and other strange circumstances\.
+.RE
+.PP
+\fB\-h\fR
+.RS 4
+Header output\. The tape header block is output at the beginning of each file\. This is like
+\fB\-r\fR
except
-\fB-c\fR
+\fB\-c\fR
or
-\fB-C\fR
-may also be used to compress the result.
+\fB\-C\fR
+may also be used to compress the result\.
\fBAmrecover\fR
-uses the header to determine the restore program to use.
+uses the header to determine the restore program to use\.
+.RE
+.PP
+If a header is written (\-r or \-h), only 32 KBytes are output regardless of the tape blocksize\. This makes the resulting image usable as a holding file\.
.PP
-If a header is written (-r or -h), only 32 KBytes are output regardless of the tape blocksize. This makes the resulting image usable as a holding file.
+\fB\-o\fR \fIconfigoption\fR
+.RS 4
+See the "\fBCONFIGURATION OVERRIDE\fR" section in
+\fBamanda\fR(8)\.
+.RE
.SH "EXAMPLES"
.PP
The following does an interactive restore of disk
-\fBrz3g\fR
+\fIrz3g\fR
from host
-\fBseine\fR, to restore particular files. Note the use of the
+\fIseine\fR, to restore particular files\. Note the use of the
\fBb\fR
option to
-\fBrestore\fR, which causes it to read in units of two 512-byte blocks (1 Kbyte) at a time. This helps keep it from complaining about short reads.
+\fBrestore\fR, which causes it to read in units of two 512\-byte blocks (1 Kbyte) at a time\. This helps keep it from complaining about short reads\.
.sp
+.RS 4
.nf
-
-% amrestore -p /dev/nrmt9 seine rz3g | restore -ivbf 2 -
-
+% amrestore \-p /dev/nrmt9 seine rz3g | restore \-ivbf 2 \-
.fi
-.sp
+.RE
.PP
The next example extracts all backup images for host
-\fBseine\fR. This is the usual way to extract all data for a host after a disk crash.
+\fIseine\fR\. This is the usual way to extract all data for a host after a disk crash\.
.sp
+.RS 4
.nf
-
% amrestore /dev/nrmt9 seine
-
.fi
-.sp
+.RE
.PP
If the backup datestamp in the above example is
19910125
and
-\fBseine\fR
+\fIseine\fR
has level 0 backups of disks
-\fBrz1a\fR
+\fIrz1a\fR
and
-\fBrz1g\fR
+\fIrz1g\fR
on the tape, these files will be created in the current directory:
.sp
+.RS 4
.nf
-
-seine.rz1a.19910125.0
-seine.rz1g.19910125.0
-
+seine\.rz1a\.19910125\.0
+seine\.rz1g\.19910125\.0
.fi
-.sp
+.RE
.PP
You may also use
\fBamrestore\fR
to extract a backup image from a holding disk file that has not yet been flushed to tape:
.sp
+.RS 4
.nf
-
-% amrestore -p /amanda/20001119/seine.rz1a.2 | restore -ivbf 2 -
-
+% amrestore \-p /amanda/20001119/seine\.rz1a\.2 | restore \-ivbf 2 \-
.fi
-.sp
+.RE
.PP
\fBAmrestore\fR
may be used to generate a listing of images on a tape:
.sp
+.RS 4
.nf
-
-% mt -f /dev/nrmt9 rewind
-% amrestore -p /dev/nrmt9 no-such-host > /dev/null
-
+% mt \-f /dev/nrmt9 rewind
+% amrestore \-p /dev/nrmt9 no\-such\-host > /dev/null
.fi
-.sp
+.RE
.PP
This asks
\fBamrestore\fR
to find images for host
-\fBno-such-host\fR. It will not find any entries that match, but along the way will report each image it skips.
+\fBno\-such\-host\fR\. It will not find any entries that match, but along the way will report each image it skips\.
.SH "CAVEATS"
.PP
-\fBGNU-tar\fR
-must be used to restore files from backup images created with the GNUTAR dumptype. Vendor tar programs sometimes fail to read GNU tar images.
+\fBGNU\-tar\fR
+must be used to restore files from backup images created with the GNUTAR dumptype\. Vendor tar programs sometimes fail to read GNU tar images\.
.SH "AUTHOR"
.PP
James da Silva,
-<jds@amanda.org>, University of Maryland, College Park: Original text
+<jds@amanda\.org>, University of Maryland, College Park: Original text
.PP
-Stefan G. Weichinger,
-<sgw@amanda.org>, maintainer of the
-\fBAmanda\fR-documentation: XML-conversion
+Stefan G\. Weichinger,
+<sgw@amanda\.org>, maintainer of the
+\fIAmanda\fR\-documentation: XML\-conversion
.SH "SEE ALSO"
.PP
\fBamanda\fR(8),
\fBamdump\fR(8),
\fBamflush\fR(8),
-\fBtar\fR(1)\fBrestore\fR(8)
-
+\fBtar\fR(1),
+\fBrestore\fR(8),
+\fBhttp://wiki.zmanda.com\fR()
projects / debian / amanda / blobdiff