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Date: 13 Aug 2002 00:45:32 -0000
From: David "Siebrger" <drs@rucus.ru.ac.za>
Reply-To: David "Siebrger" <drs@rucus.ru.ac.za>
To: FreeBSD-gnats-submit@freebsd.org
Cc:
Subject: New FAQ entry explaining how a disk can be more than 100% full
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>Number:         41598
>Category:       docs
>Synopsis:       New FAQ entry explaining how a disk can be more than 100% full
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-doc
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          doc-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Aug 12 17:50:01 PDT 2002
>Closed-Date:    Tue Aug 13 04:16:58 PDT 2002
>Last-Modified:  Tue Aug 13 04:16:58 PDT 2002
>Originator:     David Siebrger
>Release:        FreeBSD 4.6-STABLE i386
>Organization:
Rhodes University Computer Users Society
>Environment:
System: FreeBSD bashir.dsl.ru.ac.za 4.6-STABLE FreeBSD 4.6-STABLE #11: Tue Aug 6 10:43:06 SAST 2002 drs@bashir.dsl.ru.ac.za:/usr/obj/usr/src/sys/BASHIR i386
>Description:
This question has been asked on -questions a few times, and I
couldn't find an answer to give from either the FAQ or the Handbook -
feel free to point one out if I'm blind :).  So here's my attempt at
an answer, in the form of an FAQ entry.
>How-To-Repeat:
su to root, fill a partition and run df.
>Fix:

--- book.sgml.diff begins here ---
--- doc/en_US.ISO8859-1/books/faq/book.sgml.orig	Tue Aug 13 02:15:11 2002
+++ doc/en_US.ISO8859-1/books/faq/book.sgml	Tue Aug 13 02:31:39 2002
@@ -6176,6 +6176,28 @@
           describing how to do this.</para>
         </answer>
       </qandaentry>
+      
+      <qandaentry>
+        <question id="disk-more-than-full">
+          <para>How is it possible for a partition to be more than 100%
+            full?</para>
+        </question>
+        
+        <answer>
+          <para>A portion of each UFS partition (8%, by default) is
+            reserved for use by the operating system and the root user. 
+            <command>df</command> does not count that space when
+            calculating the <literal>Capacity</literal> column, so it can
+            exceed 100%.  Also, you'll notice that the
+            <literal>Blocks</literal> column is always greater than the
+            sum of the <literal>Used</literal> and
+            <literal>Avail</literal> columns, usually by a factor of
+            8%.</para>
+
+          <para>For more details, look up the <option>-m</option> option
+            in &man.tunefs.8;.</para>
+        </answer>
+      </qandaentry>
     </qandaset>
   </chapter>
 
--- book.sgml.diff ends here ---


>Release-Note:
>Audit-Trail:
State-Changed-From-To: open->closed 
State-Changed-By: blackend 
State-Changed-When: Tue Aug 13 04:14:54 PDT 2002 
State-Changed-Why:  
I committed a slightly different version (tags addition and removing 
trailing spaces), thanks. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=41598 
>Unformatted:
