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From st...@apache.org
Subject svn commit: r678223 - /hadoop/hbase/trunk/src/java/overview.html
Date Sat, 19 Jul 2008 21:38:13 GMT
Author: stack
Date: Sat Jul 19 14:38:13 2008
New Revision: 678223

URL: http://svn.apache.org/viewvc?rev=678223&view=rev
Log:
HBASE-711 Complain if clock skew across the cluster is badly out of sync; Documentation

Modified:
    hadoop/hbase/trunk/src/java/overview.html

Modified: hadoop/hbase/trunk/src/java/overview.html
URL: http://svn.apache.org/viewvc/hadoop/hbase/trunk/src/java/overview.html?rev=678223&r1=678222&r2=678223&view=diff
==============================================================================
--- hadoop/hbase/trunk/src/java/overview.html (original)
+++ hadoop/hbase/trunk/src/java/overview.html Sat Jul 19 14:38:13 2008
@@ -40,6 +40,9 @@
   amount of data into regionservers.  See the
   <a href="http://wiki.apache.org/hadoop/Hbase/FAQ#6">FAQ: Why do I see "java.io.IOException...(Too
many open files)" in my logs?</a>
   for how to up the limit.</li>
+      <li>The clocks on cluster members should be in basic alignments.  Some skew is
tolerable but
+      wild skew can generate odd behaviors.  Run <a href="http://en.wikipedia.org/wiki/Network_Time_Protocol">NTP</a>
+      on your cluster, or an equivalent.</li>
 </ul>
 
 <h2><a name="getting_started" >Getting Started</a></h2>



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