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Posted to commits@pig.apache.org by da...@apache.org on 2010/06/11 19:51:37 UTC
svn commit: r953792 - in /hadoop/pig/trunk: CHANGES.txt
src/org/apache/pig/data/DefaultTuple.java
test/org/apache/pig/test/TestTuple.java
test/org/apache/pig/test/TestTupleFormat.java
Author: daijy
Date: Fri Jun 11 17:51:36 2010
New Revision: 953792
URL: http://svn.apache.org/viewvc?rev=953792&view=rev
Log:
PIG-1443: DefaultTuple underestimate the memory footprint for string
Added:
hadoop/pig/trunk/test/org/apache/pig/test/TestTuple.java
Removed:
hadoop/pig/trunk/test/org/apache/pig/test/TestTupleFormat.java
Modified:
hadoop/pig/trunk/CHANGES.txt
hadoop/pig/trunk/src/org/apache/pig/data/DefaultTuple.java
Modified: hadoop/pig/trunk/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/pig/trunk/CHANGES.txt?rev=953792&r1=953791&r2=953792&view=diff
==============================================================================
--- hadoop/pig/trunk/CHANGES.txt (original)
+++ hadoop/pig/trunk/CHANGES.txt Fri Jun 11 17:51:36 2010
@@ -79,6 +79,8 @@ PIG-1309: Map-side Cogroup (ashutoshc)
BUG FIXES
+PIG-1443: DefaultTuple underestimate the memory footprint for string (daijy)
+
PIG-1446: OOME in a query having a bincond in the inner plan of a Foreach.(hashutosh)
PIG-1433: pig should create success file if
Modified: hadoop/pig/trunk/src/org/apache/pig/data/DefaultTuple.java
URL: http://svn.apache.org/viewvc/hadoop/pig/trunk/src/org/apache/pig/data/DefaultTuple.java?rev=953792&r1=953791&r2=953792&view=diff
==============================================================================
--- hadoop/pig/trunk/src/org/apache/pig/data/DefaultTuple.java (original)
+++ hadoop/pig/trunk/src/org/apache/pig/data/DefaultTuple.java Fri Jun 11 17:51:36 2010
@@ -300,7 +300,8 @@ public class DefaultTuple implements Tup
case DataType.CHARARRAY: {
String s = (String)o;
- return s.length() * 2 + 12;
+ // See PIG-1443 for a reference for this formula
+ return 8 * (((s.length() * 2) + 45) / 8);
}
case DataType.TUPLE: {
Added: hadoop/pig/trunk/test/org/apache/pig/test/TestTuple.java
URL: http://svn.apache.org/viewvc/hadoop/pig/trunk/test/org/apache/pig/test/TestTuple.java?rev=953792&view=auto
==============================================================================
--- hadoop/pig/trunk/test/org/apache/pig/test/TestTuple.java (added)
+++ hadoop/pig/trunk/test/org/apache/pig/test/TestTuple.java Fri Jun 11 17:51:36 2010
@@ -0,0 +1,70 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.pig.test;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import junit.framework.TestCase;
+
+import org.apache.pig.backend.executionengine.ExecException;
+import org.apache.pig.data.BagFactory;
+import org.apache.pig.data.DataBag;
+import org.apache.pig.data.Tuple;
+import org.apache.pig.data.TupleFactory;
+import org.apache.pig.impl.util.TupleFormat;
+
+public class TestTuple extends TestCase {
+
+ public void testTupleFormat() {
+
+ try {
+ Tuple tuple = TupleFactory.getInstance().newTuple(7);
+ tuple.set(0, 12);
+ Map<String, String> map = new HashMap<String, String>();
+ map.put("pig", "scalability");
+ tuple.set(1, map);
+ tuple.set(2, null);
+ tuple.set(3, 12L);
+ tuple.set(4, 1.2F);
+
+ Tuple innerTuple = TupleFactory.getInstance().newTuple(1);
+ innerTuple.set(0, "innerTuple");
+ tuple.set(5, innerTuple);
+
+ DataBag bag = BagFactory.getInstance().newDefaultBag();
+ bag.add(innerTuple);
+ tuple.set(6, bag);
+
+ assertEquals(
+ "(12,[pig#scalability],,12,1.2,(innerTuple),{(innerTuple)})",
+ TupleFormat.format(tuple));
+ } catch (ExecException e) {
+ e.printStackTrace();
+ fail();
+ }
+
+ }
+
+ // See PIG-1443
+ public void testTupleSizeWithString() {
+ Tuple t = Util.createTuple(new String[] {"1234567", "bar"});
+ long size = t.getMemorySize();
+ assertTrue(size==156);
+ }
+}