Date: Wed, 9 Apr 2014 18:20:06 +0000 (UTC) From: Dru Lavigne <dru@FreeBSD.org> To: doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org Subject: svn commit: r44510 - head/en_US.ISO8859-1/books/handbook/disks Message-ID: <201404091820.s39IK6vl068266@svn.freebsd.org>
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Author: dru Date: Wed Apr 9 18:20:06 2014 New Revision: 44510 URL: http://svnweb.freebsd.org/changeset/doc/44510 Log: White space fix only. Translators can ignore. Sponsored by: iXsystems Modified: head/en_US.ISO8859-1/books/handbook/disks/chapter.xml Modified: head/en_US.ISO8859-1/books/handbook/disks/chapter.xml ============================================================================== --- head/en_US.ISO8859-1/books/handbook/disks/chapter.xml Wed Apr 9 18:14:01 2014 (r44509) +++ head/en_US.ISO8859-1/books/handbook/disks/chapter.xml Wed Apr 9 18:20:06 2014 (r44510) @@ -1926,38 +1926,38 @@ cd0: Attempt to query device size failed </example> </sect2> - <sect2 xml:id="backups-tapebackups"> - <title>Using Data Tapes for Backups</title> + <sect2 xml:id="backups-tapebackups"> + <title>Using Data Tapes for Backups</title> - <indexterm><primary>tape media</primary></indexterm> + <indexterm><primary>tape media</primary></indexterm> - <para>While tape technology has continued to evolve, - modern backup systems tend to combine - off-site backups with local removable media. - &os; supports any tape drive that - uses <acronym>SCSI</acronym>, such as <acronym>LTO</acronym> or - <acronym>DAT</acronym>. There is limited support for <acronym>SATA</acronym> - and <acronym>USB</acronym> tape drives.</para> - - <para>For <acronym>SCSI</acronym> tape devices, &os; uses the &man.sa.4; driver and the - <filename>/dev/sa0</filename>, <filename>/dev/nsa0</filename>, - and <filename>/dev/esa0</filename> devices. The physical device name is - <filename>/dev/sa0</filename>. When - <filename>/dev/nsa0</filename> is used, the backup application will - not rewind the - tape after writing a file, which allows writing more than one - file to a tape. Using <filename>/dev/esa0</filename> - ejects the tape after the device is closed.</para> + <para>While tape technology has continued to evolve, modern + backup systems tend to combine off-site backups with local + removable media. &os; supports any tape drive that uses + <acronym>SCSI</acronym>, such as <acronym>LTO</acronym> or + <acronym>DAT</acronym>. There is limited support for + <acronym>SATA</acronym> and <acronym>USB</acronym> tape + drives.</para> + + <para>For <acronym>SCSI</acronym> tape devices, &os; uses the + &man.sa.4; driver and the <filename>/dev/sa0</filename>, + <filename>/dev/nsa0</filename>, and + <filename>/dev/esa0</filename> devices. The physical device + name is <filename>/dev/sa0</filename>. When + <filename>/dev/nsa0</filename> is used, the backup application + will not rewind the tape after writing a file, which allows + writing more than one file to a tape. Using + <filename>/dev/esa0</filename> ejects the tape after the + device is closed.</para> <para>In &os;, <command>mt</command> is used to control operations of the tape drive, such as seeking through files on a tape or writing tape control marks to the tape. For - example, the first three files on a tape can be - preserved by skipping past them before writing a new - file:</para> + example, the first three files on a tape can be preserved by + skipping past them before writing a new file:</para> <screen>&prompt.root; <userinput>mt -f /dev/nsa0 fsf 3</userinput></screen> - + <para>This utility supports many operations. Refer to &man.mt.1; for details.</para> @@ -1967,8 +1967,8 @@ cd0: Attempt to query device size failed <screen>&prompt.root; <userinput>tar cvf /dev/sa0 <replaceable>file</replaceable></userinput></screen> - <para>To recovering files from a <command>tar</command> archive on tape into - the current directory:</para> + <para>To recovering files from a <command>tar</command> archive + on tape into the current directory:</para> <screen>&prompt.root; <userinput>tar xvf /dev/sa0</userinput></screen> @@ -1979,12 +1979,13 @@ cd0: Attempt to query device size failed <screen>&prompt.root; <userinput>dump -0aL -b64 -f /dev/nsa0 /usr</userinput></screen> - <para>To interactively restore files from a <command>dump</command> file on - tape into the current directory:</para> + <para>To interactively restore files from a + <command>dump</command> file on tape into the current + directory:</para> <screen>&prompt.root; <userinput>restore -i -f /dev/nsa0</userinput></screen> - </sect2> - + </sect2> + <sect2 xml:id="backups-programs-amanda"> <title>Third-Party Backup Utilities</title> @@ -1994,11 +1995,10 @@ cd0: Attempt to query device size failed <para>The &os; Ports Collection provides many third-party utilities which can be used to schedule the creation of - backups, simplify tape backup, and make - backups easier and more convenient. - Many of these applications are client/server based - and can be used to automate the backups of a single system or - all of the computers in a network.</para> + backups, simplify tape backup, and make backups easier and + more convenient. Many of these applications are client/server + based and can be used to automate the backups of a single + system or all of the computers in a network.</para> <para>Popular utilities include <application>Amanda</application>,
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