Attachment 23814 Details for Bug 40862 – file.diff

[patch] file.diff

file.diff (text/plain), 2.78 KB, created by Martin Heinen on 2002-07-21 23:40:01 UTC

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Creator: Martin Heinen

Created: 2002-07-21 23:40:01 UTC

Size: 2.78 KB

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obsolete

>Index: chapter.sgml
>===================================================================
>RCS file: /u/cvs/doc/en_US.ISO8859-1/books/handbook/disks/chapter.sgml,v
>retrieving revision 1.90
>diff -u -r1.90 chapter.sgml
>--- chapter.sgml	15 Jul 2002 20:37:51 -0000	1.90
>+++ chapter.sgml	21 Jul 2002 21:54:32 -0000
>@@ -437,12 +437,11 @@
>       <secondary>Snapshots</secondary>
>     </indexterm>
>     
>-      <para>FreeBSD 5.0 offers a new feature in conjunction with the
>-	<option>softupdates</option> option.  File system snapshots.</para>
>+      <para>FreeBSD 5.0 offers a new feature in conjunction with
>+	<link linkend="soft-updates">Soft Updates</link>: File system snapshots.</para>
> 
>       <para>Snapshots allow a user to create an image of specified file
>-	systems and treat this image as a file.  The -u (or update) flag
>-	in &man.mount.8; is required with this option.
>+	systems and treat this image as a file.
> 	Snapshot files must be created in the file system that the
> 	action is performed on, and a user may create no more than 20
> 	snapshots per file system.  Active snapshots are recorded
>@@ -453,12 +452,19 @@
> 	however all the used space may not be acquired as another snapshot will
> 	possibly claim some of the blocks that were released.</para>
> 
>-      <para>During initial creation, the schg flag (see &man.chflags.1; manual page)
>-	is set on to ensure that not even root can write to the snapshot.
>+      <para>During initial creation, the <option>schg</option> flag (see &man.chflags.1; manual page)
>+	is set on to ensure that not even <username>root</username> can write to the snapshot.
> 	The &man.unlink.1; command makes an exception for snapshot files,
> 	however, in which it allows them to be removed even
>-	though they have the schg flag set, so it is not necessary to
>-	clear the schg flag before removing a snapshot file.</para>
>+	though they have the <option>schg</option> flag set, so it is not necessary to
>+	clear the <option>schg</option> flag before removing a snapshot file.</para>
>+
>+      <para>Snapshots are created with the &man.mount.8; command.  To place
>+	a snapshot of <filename>/var</filename> in the file
>+	<filename>/var/snapshot/snap</filename> use the following
>+	command:</para>
>+
>+<screen>&prompt.root; <userinput>mount -u -o snapshot /var/snapshot/snap /var</userinput></screen>
> 
>       <para>Once a snapshot has been created, there are several interesting
> 	things that an administrator can do with them:</para>
>@@ -483,7 +489,7 @@
> 	    file system as the timestamp of the snapshot.</para>
> 
> 	  <warning><para>As of this writing &man.dump.8; has not yet
>-	    been changed to set the dumpdates file correctly, so
>+	    been changed to set the <filename>dumpdates</filename> file correctly, so
> 	    do not use this feature in production until that fix
> 	    is made.</para></warning>
> 	</listitem>

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