svn commit: r47952 - head/en_US.ISO8859-1/books/handbook/disks

Warren Block wblock at
Mon Jan 4 22:04:13 UTC 2016

Author: wblock
Date: Mon Jan  4 22:04:12 2016
New Revision: 47952

  Modify partition creation command to align partitions to 1M boundaries.
  Suggested by forum user tankist02.


Modified: head/en_US.ISO8859-1/books/handbook/disks/chapter.xml
--- head/en_US.ISO8859-1/books/handbook/disks/chapter.xml	Mon Jan  4 18:32:11 2016	(r47951)
+++ head/en_US.ISO8859-1/books/handbook/disks/chapter.xml	Mon Jan  4 22:04:12 2016	(r47952)
@@ -135,10 +135,12 @@
     <para>The partition scheme is created, and then a single partition
-      is added:</para>
+      is added.  To improve performance on newer disks with larger
+      hardware block sizes, the partition is aligned to one megabyte
+      boundaries:</para>
     <screen>&prompt.root; <userinput>gpart create -s GPT ada1</userinput>
-&prompt.root; <userinput>gpart add -t freebsd-ufs ada1</userinput></screen>
+&prompt.root; <userinput>gpart add -t freebsd-ufs -a 1M ada1</userinput></screen>
     <para>Depending on use, several smaller partitions may be desired.
       See &man.gpart.8; for options to create partitions smaller than

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