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Posted to commits@hbase.apache.org by st...@apache.org on 2012/09/20 00:34:52 UTC
svn commit: r1387805 - /hbase/trunk/src/docbkx/configuration.xml
Author: stack
Date: Wed Sep 19 22:34:51 2012
New Revision: 1387805
URL: http://svn.apache.org/viewvc?rev=1387805&view=rev
Log:
HBASE-5536 Make it clear that hbase 0.96 requires hadoop 1.0.0 at least; we will no longer work on older versions
Modified:
hbase/trunk/src/docbkx/configuration.xml
Modified: hbase/trunk/src/docbkx/configuration.xml
URL: http://svn.apache.org/viewvc/hbase/trunk/src/docbkx/configuration.xml?rev=1387805&r1=1387804&r2=1387805&view=diff
==============================================================================
--- hbase/trunk/src/docbkx/configuration.xml (original)
+++ hbase/trunk/src/docbkx/configuration.xml Wed Sep 19 22:34:51 2012
@@ -270,7 +270,14 @@ to ensure well-formedness of your docume
<footnote><para>Praveen Kumar has written
a complimentary article,
<link xlink:href="http://praveen.kumar.in/2011/06/20/building-hadoop-and-hbase-for-hbase-maven-application-development/">Building Hadoop and HBase for HBase Maven application development</link>.
-</para></footnote><footnote>Cloudera have <varname>dfs.support.append</varname> set to true by default.</footnote>.</para>
+</para></footnote><footnote>Cloudera have <varname>dfs.support.append</varname> set to true by default.</footnote>.
+ Please use the most up-to-date Hadoop possible.</para>
+ <note><title>HBase 0.96.0 will require Hadoop 1.0.0 at a minimum</title>
+ <para>As of HBase 0.96.x, Hadoop 1.0.x at least is required. We will no
+ longer run properly on older Hadoops such as <filename>0.20.205</filename> or <filename>branch-0.20-append</filename>.
+ Do not move to 0.96.x if you cannot upgrade your Hadoop<footnote><para>See <link xlink:href="http://search-hadoop.com/m/7vFVx4EsUb2">HBase, mail # dev - DISCUSS: Have hbase require at least hadoop 1.0.0 in hbase 0.96.0?</link></para></footnote>.
+ </para>
+ </note>
<para>Or use the
<link xlink:href="http://www.cloudera.com/">Cloudera</link> or
@@ -278,7 +285,9 @@ to ensure well-formedness of your docume
Cloudera' <link xlink:href="http://archive.cloudera.com/docs/">CDH3</link>
is Apache Hadoop 0.20.x plus patches including all of the
<link xlink:href="http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.20-append/">branch-0.20-append</link>
- additions needed to add a durable sync. Use the released, most recent version of CDH3.</para>
+ additions needed to add a durable sync. Use the released, most recent version of CDH3. In CDH, append
+ support is enabled by default so you do not need to make the above mentioned edits to
+ <filename>hdfs-site.xml</filename> or to <filename>hbase-site.xml</filename>.</para>
<para>
<link xlink:href="http://www.mapr.com/">MapR</link>
includes a commercial, reimplementation of HDFS.