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From: Glen Barber <gjb@FreeBSD.org>
Date: Tue, 20 Sep 2016 16:55:59 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r306040 - releng/11.0/release/doc/en_US.ISO8859-1/relnotes
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Author: gjb
Date: Tue Sep 20 16:55:59 2016
New Revision: 306040
URL: https://svnweb.freebsd.org/changeset/base/306040

Log:
  Expand the r285387 entry to include information for cases where
  NUMA may be disabled due to system BIOS.
  
  Submitted by:	vangyzen
  Approved by:	re (implicit)
  Sponsored by:	The FreeBSD Foundation

Modified:
  releng/11.0/release/doc/en_US.ISO8859-1/relnotes/article.xml

Modified: releng/11.0/release/doc/en_US.ISO8859-1/relnotes/article.xml
==============================================================================
--- releng/11.0/release/doc/en_US.ISO8859-1/relnotes/article.xml	Tue Sep 20 16:48:25 2016	(r306039)
+++ releng/11.0/release/doc/en_US.ISO8859-1/relnotes/article.xml	Tue Sep 20 16:55:59 2016	(r306040)
@@ -1029,6 +1029,14 @@
 	&man.numactl.1;, and &man.numa.getaffinity.2;, for usage
 	details.</para>
 
+      <note>
+	<para>If the system BIOS generates an invalid ACPI SRAT table,
+	  the kernel will ignore it, effectively disabling
+	  <acronym>NUMA</acronym>.  If dmesg shows &quot;SRAT:
+	  Duplicate local APIC ID&quot;, try updating the BIOS to fix
+	  NUMA support.</para>
+      </note>
+
       <para revision="285307">Support for running CloudABI executables
 	on amd64 and arm64 has been added.  CloudABI is a runtime
 	environment that uses capability-based security exclusively,