From 059d4bd1c3e9ba700c08639c28e4ba043861fa0e Mon Sep 17 00:00:00 2001
From: Uwe Schindler <uschindler@apache.org>
Date: Sun, 18 Mar 2012 16:19:38 +0000
Subject: [PATCH] Merged revision(s) 1302155 from
 lucene/dev/branches/branch_3x: LUCENE-3867: Add CHANGES.txt.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1302156 13f79535-47bb-0310-9956-ffa450edef68
---
 lucene/CHANGES.txt | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lucene/CHANGES.txt b/lucene/CHANGES.txt
index 170709b0620..f85f24457a5 100644
--- a/lucene/CHANGES.txt
+++ b/lucene/CHANGES.txt
@@ -774,6 +774,15 @@ Changes in backwards compatibility policy
   method getCommitUserData (use getIndexCommit().getUserData()
   instead).  (Ryan McKinley, Robert Muir, Mike McCandless)
   
+* LUCENE-3672: Deprecate instance creation of RamUsageEstimator, instead
+  the new static method sizeOf(Object) should be used. As the algorithm
+  is now using Hotspot(TM) internals (reference size, header sizes,
+  object alignment), the abstract o.a.l.util.MemoryModel class was
+  completely removed (without replacement). The new static methods
+  no longer support String intern-ness checking, interned strings
+  now count to memory usage as any other Java object.
+  (Dawid Weiss, Uwe Schindler, Shai Erera)
+  
 Changes in Runtime Behavior
 
 * LUCENE-3796, SOLR-3241: Throw an exception if you try to set an index-time