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Posted to commits@cassandra.apache.org by jb...@apache.org on 2011/09/09 23:21:43 UTC

svn commit: r1167366 - in /cassandra/branches/cassandra-1.0: ./ contrib/ interface/thrift/gen-java/org/apache/cassandra/thrift/ src/java/org/apache/cassandra/db/ src/java/org/apache/cassandra/db/commitlog/ src/java/org/apache/cassandra/db/compaction/ s...

Author: jbellis
Date: Fri Sep  9 21:21:42 2011
New Revision: 1167366

URL: http://svn.apache.org/viewvc?rev=1167366&view=rev
Log:
merge #3171 from 1.0.0

Modified:
    cassandra/branches/cassandra-1.0/   (props changed)
    cassandra/branches/cassandra-1.0/contrib/   (props changed)
    cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java   (props changed)
    cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java   (props changed)
    cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java   (props changed)
    cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java   (props changed)
    cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java   (props changed)
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/RowIteratorFactory.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLog.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLogSegment.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/AbstractCompactionIterable.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionManager.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/compress/CompressedRandomAccessReader.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableBoundedScanner.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableReader.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableScanner.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableWriter.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/BufferedSegmentedFile.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/CompressedSegmentedFile.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/MmappedSegmentedFile.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SegmentedFile.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SequentialWriter.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/streaming/FileStreamTask.java
    cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/tools/SSTableExport.java
    cassandra/branches/cassandra-1.0/test/unit/org/apache/cassandra/io/sstable/SSTableUtils.java

Propchange: cassandra/branches/cassandra-1.0/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Sep  9 21:21:42 2011
@@ -5,7 +5,7 @@
 /cassandra/branches/cassandra-0.8.0:1125021-1130369
 /cassandra/branches/cassandra-0.8.1:1101014-1125018
 /cassandra/branches/cassandra-1.0:1167106,1167185
-/cassandra/branches/cassandra-1.0.0:1167104-1167318
+/cassandra/branches/cassandra-1.0.0:1167104-1167365
 /cassandra/tags/cassandra-0.7.0-rc3:1051699-1053689
 /cassandra/tags/cassandra-0.8.0-rc1:1102511-1125020
 /cassandra/trunk:1167085-1167102

Propchange: cassandra/branches/cassandra-1.0/contrib/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Sep  9 21:21:42 2011
@@ -5,7 +5,7 @@
 /cassandra/branches/cassandra-0.8.0/contrib:1125021-1130369
 /cassandra/branches/cassandra-0.8.1/contrib:1101014-1125018
 /cassandra/branches/cassandra-1.0/contrib:1167106,1167185
-/cassandra/branches/cassandra-1.0.0/contrib:1167104-1167318
+/cassandra/branches/cassandra-1.0.0/contrib:1167104-1167365
 /cassandra/tags/cassandra-0.7.0-rc3/contrib:1051699-1053689
 /cassandra/tags/cassandra-0.8.0-rc1/contrib:1102511-1125020
 /cassandra/trunk/contrib:1167085-1167102

Propchange: cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Sep  9 21:21:42 2011
@@ -5,7 +5,7 @@
 /cassandra/branches/cassandra-0.8.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java:1125021-1130369
 /cassandra/branches/cassandra-0.8.1/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java:1101014-1125018
 /cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java:1167106,1167185
-/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java:1167104-1167318
+/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java:1167104-1167365
 /cassandra/tags/cassandra-0.7.0-rc3/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java:1051699-1053689
 /cassandra/tags/cassandra-0.8.0-rc1/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java:1102511-1125020
 /cassandra/trunk/interface/thrift/gen-java/org/apache/cassandra/thrift/Cassandra.java:1167085-1167102

Propchange: cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Sep  9 21:21:42 2011
@@ -5,7 +5,7 @@
 /cassandra/branches/cassandra-0.8.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java:1125021-1130369
 /cassandra/branches/cassandra-0.8.1/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java:1101014-1125018
 /cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java:1167106,1167185
-/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java:1167104-1167318
+/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java:1167104-1167365
 /cassandra/tags/cassandra-0.7.0-rc3/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java:1051699-1053689
 /cassandra/tags/cassandra-0.8.0-rc1/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java:1102511-1125020
 /cassandra/trunk/interface/thrift/gen-java/org/apache/cassandra/thrift/Column.java:1167085-1167102

Propchange: cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Sep  9 21:21:42 2011
@@ -5,7 +5,7 @@
 /cassandra/branches/cassandra-0.8.0/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java:1125021-1130369
 /cassandra/branches/cassandra-0.8.1/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java:1101014-1125018
 /cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java:1167106,1167185
-/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java:1167104-1167318
+/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java:1167104-1167365
 /cassandra/tags/cassandra-0.7.0-rc3/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java:1051699-1053689
 /cassandra/tags/cassandra-0.8.0-rc1/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java:1102511-1125020
 /cassandra/trunk/interface/thrift/gen-java/org/apache/cassandra/thrift/InvalidRequestException.java:1167085-1167102

Propchange: cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Sep  9 21:21:42 2011
@@ -5,7 +5,7 @@
 /cassandra/branches/cassandra-0.8.0/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java:1125021-1130369
 /cassandra/branches/cassandra-0.8.1/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java:1101014-1125018
 /cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java:1167106,1167185
-/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java:1167104-1167318
+/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java:1167104-1167365
 /cassandra/tags/cassandra-0.7.0-rc3/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java:1051699-1053689
 /cassandra/tags/cassandra-0.8.0-rc1/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java:1102511-1125020
 /cassandra/trunk/interface/thrift/gen-java/org/apache/cassandra/thrift/NotFoundException.java:1167085-1167102

Propchange: cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Sep  9 21:21:42 2011
@@ -5,7 +5,7 @@
 /cassandra/branches/cassandra-0.8.0/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java:1125021-1130369
 /cassandra/branches/cassandra-0.8.1/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java:1101014-1125018
 /cassandra/branches/cassandra-1.0/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java:1167106,1167185
-/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java:1167104-1167318
+/cassandra/branches/cassandra-1.0.0/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java:1167104-1167365
 /cassandra/tags/cassandra-0.7.0-rc3/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java:1051699-1053689
 /cassandra/tags/cassandra-0.8.0-rc1/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java:1102511-1125020
 /cassandra/trunk/interface/thrift/gen-java/org/apache/cassandra/thrift/SuperColumn.java:1167085-1167102

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/RowIteratorFactory.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/RowIteratorFactory.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/RowIteratorFactory.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/RowIteratorFactory.java Fri Sep  9 21:21:42 2011
@@ -18,15 +18,10 @@
 package org.apache.cassandra.db;
 
 import java.io.Closeable;
-import java.io.IOError;
-import java.io.IOException;
 import java.util.*;
-import java.util.Map.Entry;
 
-import com.google.common.base.Function;
 import com.google.common.base.Predicate;
 import com.google.common.collect.AbstractIterator;
-import com.google.common.collect.Iterators;
 
 import org.apache.cassandra.db.columniterator.IColumnIterator;
 import org.apache.cassandra.db.filter.QueryFilter;
@@ -90,7 +85,7 @@ public class RowIteratorFactory
 
         for (SSTableReader sstable : sstables)
         {
-            final SSTableScanner scanner = sstable.getScanner(RANGE_FILE_BUFFER_SIZE, filter);
+            final SSTableScanner scanner = sstable.getScanner(filter);
             scanner.seekTo(startWith);
             assert scanner instanceof Closeable; // otherwise we leak FDs
             iterators.add(scanner);

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLog.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLog.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLog.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLog.java Fri Sep  9 21:21:42 2011
@@ -203,8 +203,7 @@ public class CommitLog implements Commit
         {
             final long segment = CommitLogSegment.idFromFilename(file.getName());
 
-            int bufferSize = (int) Math.min(Math.max(file.length(), 1), 32 * 1024 * 1024);
-            RandomAccessReader reader = RandomAccessReader.open(new File(file.getAbsolutePath()), bufferSize, true);
+            RandomAccessReader reader = RandomAccessReader.open(new File(file.getAbsolutePath()), true);
             assert reader.length() <= Integer.MAX_VALUE;
 
             try

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLogSegment.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLogSegment.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLogSegment.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/commitlog/CommitLogSegment.java Fri Sep  9 21:21:42 2011
@@ -92,7 +92,7 @@ public class CommitLogSegment
 
     private static SequentialWriter createWriter(String file) throws IOException
     {
-        return SequentialWriter.open(new File(file), 128 * 1024, true);
+        return SequentialWriter.open(new File(file), true);
     }
 
     public ReplayPosition write(RowMutation rowMutation) throws IOException

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/AbstractCompactionIterable.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/AbstractCompactionIterable.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/AbstractCompactionIterable.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/AbstractCompactionIterable.java Fri Sep  9 21:21:42 2011
@@ -16,8 +16,6 @@ import org.apache.cassandra.utils.Thrott
 
 public abstract class AbstractCompactionIterable implements Iterable<AbstractCompactedRow>, CompactionInfo.Holder
 {
-    public static final int FILE_BUFFER_SIZE = 1024 * 1024;
-
     private static Logger logger = LoggerFactory.getLogger(CompactionIterable.class);
 
     protected final OperationType type;
@@ -51,7 +49,7 @@ public abstract class AbstractCompaction
     {
         ArrayList<SSTableScanner> scanners = new ArrayList<SSTableScanner>();
         for (SSTableReader sstable : sstables)
-            scanners.add(sstable.getDirectScanner(FILE_BUFFER_SIZE));
+            scanners.add(sstable.getDirectScanner());
         return scanners;
     }
 

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionIterable.java Fri Sep  9 21:21:42 2011
@@ -70,7 +70,7 @@ public class CompactionIterable extends 
     {
         ArrayList<SSTableScanner> scanners = new ArrayList<SSTableScanner>();
         for (SSTableReader sstable : sstables)
-            scanners.add(sstable.getDirectScanner(FILE_BUFFER_SIZE));
+            scanners.add(sstable.getDirectScanner());
         return scanners;
     }
 

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionManager.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionManager.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionManager.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/db/compaction/CompactionManager.java Fri Sep  9 21:21:42 2011
@@ -699,7 +699,7 @@ public class CompactionManager implement
             if (compactionFileLocation == null)
                 throw new IOException("disk full");
 
-            SSTableScanner scanner = sstable.getDirectScanner(AbstractCompactionIterable.FILE_BUFFER_SIZE);
+            SSTableScanner scanner = sstable.getDirectScanner();
             Collection<ByteBuffer> indexedColumns = cfs.indexManager.getIndexedColumns();
             CleanupInfo ci = new CleanupInfo(sstable, scanner);
             executor.beginCompaction(ci);
@@ -949,7 +949,7 @@ public class CompactionManager implement
         {
             ArrayList<SSTableScanner> scanners = new ArrayList<SSTableScanner>();
             for (SSTableReader sstable : sstables)
-                scanners.add(sstable.getDirectScanner(FILE_BUFFER_SIZE, range));
+                scanners.add(sstable.getDirectScanner(range));
             return scanners;
         }
     }

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/compress/CompressedRandomAccessReader.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/compress/CompressedRandomAccessReader.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/compress/CompressedRandomAccessReader.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/compress/CompressedRandomAccessReader.java Fri Sep  9 21:21:42 2011
@@ -31,6 +31,7 @@ import org.apache.cassandra.utils.FBUtil
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+// TODO refactor this to separate concept of "buffer to avoid lots of read() syscalls" and "compression buffer"
 public class CompressedRandomAccessReader extends RandomAccessReader
 {
     private static final Logger logger = LoggerFactory.getLogger(CompressedRandomAccessReader.class);

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableBoundedScanner.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableBoundedScanner.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableBoundedScanner.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableBoundedScanner.java Fri Sep  9 21:21:42 2011
@@ -24,7 +24,6 @@ import java.util.Collections;
 import java.util.Iterator;
 
 import org.apache.cassandra.db.columniterator.IColumnIterator;
-import org.apache.cassandra.db.DecoratedKey;
 import org.apache.cassandra.dht.Range;
 import org.apache.cassandra.utils.Pair;
 
@@ -36,9 +35,9 @@ public class SSTableBoundedScanner exten
     private final Iterator<Pair<Long, Long>> rangeIterator;
     private Pair<Long, Long> currentRange;
 
-    SSTableBoundedScanner(SSTableReader sstable, int bufferSize, boolean skipCache, Range range)
+    SSTableBoundedScanner(SSTableReader sstable, boolean skipCache, Range range)
     {
-        super(sstable, bufferSize, skipCache);
+        super(sstable, skipCache);
         this.rangeIterator = sstable.getPositionsForRanges(Collections.singletonList(range)).iterator();
         if (rangeIterator.hasNext())
         {

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableReader.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableReader.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableReader.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableReader.java Fri Sep  9 21:21:42 2011
@@ -675,34 +675,33 @@ public class SSTableReader extends SSTab
     }
 
     /**
-     * @param bufferSize Buffer size in bytes for this Scanner.
+     *
      * @param filter filter to use when reading the columns
      * @return A Scanner for seeking over the rows of the SSTable.
      */
-    public SSTableScanner getScanner(int bufferSize, QueryFilter filter)
+    public SSTableScanner getScanner(QueryFilter filter)
     {
-        return new SSTableScanner(this, filter, bufferSize);
+        return new SSTableScanner(this, filter);
     }
 
    /**
     * Direct I/O SSTableScanner
-    * @param bufferSize Buffer size in bytes for this Scanner.
     * @return A Scanner for seeking over the rows of the SSTable.
     */
-    public SSTableScanner getDirectScanner(int bufferSize)
+    public SSTableScanner getDirectScanner()
     {
-        return new SSTableScanner(this, bufferSize, true);
+        return new SSTableScanner(this, true);
     }
 
    /**
     * Direct I/O SSTableScanner over a defined range of tokens.
-    * @param bufferSize Buffer size in bytes for this Scanner.
+    *
     * @param range the range of keys to cover
     * @return A Scanner for seeking over the rows of the SSTable.
     */
-    public SSTableScanner getDirectScanner(int bufferSize, Range range)
+    public SSTableScanner getDirectScanner(Range range)
     {
-        return new SSTableBoundedScanner(this, bufferSize, true, range);
+        return new SSTableBoundedScanner(this, true, range);
     }
 
     public FileDataInput getFileDataInput(DecoratedKey decoratedKey, int bufferSize)
@@ -711,7 +710,7 @@ public class SSTableReader extends SSTab
         if (position < 0)
             return null;
 
-        return dfile.getSegment(position, bufferSize);
+        return dfile.getSegment(position);
     }
 
     /**
@@ -830,14 +829,9 @@ public class SSTableReader extends SSTab
 
     public RandomAccessReader openDataReader(boolean skipIOCache) throws IOException
     {
-        return openDataReader(RandomAccessReader.DEFAULT_BUFFER_SIZE, skipIOCache);
-    }
-
-    public RandomAccessReader openDataReader(int bufferSize, boolean skipIOCache) throws IOException
-    {
         return compression
-                ? CompressedRandomAccessReader.open(getFilename(), skipIOCache)
-                : RandomAccessReader.open(new File(getFilename()), bufferSize, skipIOCache);
+               ? CompressedRandomAccessReader.open(getFilename(), skipIOCache)
+               : RandomAccessReader.open(new File(getFilename()), skipIOCache);
     }
 
     /**

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableScanner.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableScanner.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableScanner.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableScanner.java Fri Sep  9 21:21:42 2011
@@ -48,11 +48,11 @@ public class SSTableScanner implements C
     /**
      * @param sstable SSTable to scan.
      */
-    SSTableScanner(SSTableReader sstable, int bufferSize, boolean skipCache)
+    SSTableScanner(SSTableReader sstable, boolean skipCache)
     {
         try
         {
-            this.file = sstable.openDataReader(bufferSize, skipCache);
+            this.file = sstable.openDataReader(skipCache);
         }
         catch (IOException e)
         {
@@ -65,11 +65,11 @@ public class SSTableScanner implements C
      * @param sstable SSTable to scan.
      * @param filter filter to use when scanning the columns
      */
-    SSTableScanner(SSTableReader sstable, QueryFilter filter, int bufferSize)
+    SSTableScanner(SSTableReader sstable, QueryFilter filter)
     {
         try
         {
-            this.file = sstable.openDataReader(bufferSize, false);
+            this.file = sstable.openDataReader(false);
         }
         catch (IOException e)
         {

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableWriter.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableWriter.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableWriter.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/sstable/SSTableWriter.java Fri Sep  9 21:21:42 2011
@@ -369,7 +369,7 @@ public class SSTableWriter extends SSTab
         {
             this.desc = desc;
             this.partitioner = part;
-            indexFile = SequentialWriter.open(new File(desc.filenameFor(SSTable.COMPONENT_INDEX)), 8 * 1024 * 1024, true);
+            indexFile = SequentialWriter.open(new File(desc.filenameFor(SSTable.COMPONENT_INDEX)), true);
             builder = SegmentedFile.getBuilder(DatabaseDescriptor.getIndexAccessMode());
             summary = new IndexSummary(keyCount);
             bf = BloomFilter.getFilter(keyCount, 15);

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/BufferedSegmentedFile.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/BufferedSegmentedFile.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/BufferedSegmentedFile.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/BufferedSegmentedFile.java Fri Sep  9 21:21:42 2011
@@ -55,11 +55,11 @@ public class BufferedSegmentedFile exten
         }
     }
 
-    public FileDataInput getSegment(long position, int bufferSize)
+    public FileDataInput getSegment(long position)
     {
         try
         {
-            RandomAccessReader file = RandomAccessReader.open(new File(path), bufferSize);
+            RandomAccessReader file = RandomAccessReader.open(new File(path));
             file.seek(position);
             return file;
         }

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/CompressedSegmentedFile.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/CompressedSegmentedFile.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/CompressedSegmentedFile.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/CompressedSegmentedFile.java Fri Sep  9 21:21:42 2011
@@ -56,7 +56,7 @@ public class CompressedSegmentedFile ext
         }
     }
 
-    public FileDataInput getSegment(long position, int bufferSize)
+    public FileDataInput getSegment(long position)
     {
         try
         {

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/MmappedSegmentedFile.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/MmappedSegmentedFile.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/MmappedSegmentedFile.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/MmappedSegmentedFile.java Fri Sep  9 21:21:42 2011
@@ -75,7 +75,7 @@ public class MmappedSegmentedFile extend
     /**
      * @return The segment containing the given position: must be closed after use.
      */
-    public FileDataInput getSegment(long position, int bufferSize)
+    public FileDataInput getSegment(long position)
     {
         Segment segment = floor(position);
         if (segment.right != null)
@@ -88,7 +88,7 @@ public class MmappedSegmentedFile extend
         try
         {
             // FIXME: brafs are unbounded, so this segment will cover the rest of the file, rather than just the row
-            RandomAccessReader file = RandomAccessReader.open(new File(path), bufferSize);
+            RandomAccessReader file = RandomAccessReader.open(new File(path));
             file.seek(position);
             return file;
         }

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SegmentedFile.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SegmentedFile.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SegmentedFile.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SegmentedFile.java Fri Sep  9 21:21:42 2011
@@ -66,7 +66,7 @@ public abstract class SegmentedFile
         return new CompressedSegmentedFile.Builder();
     }
 
-    public abstract FileDataInput getSegment(long position, int bufferSize);
+    public abstract FileDataInput getSegment(long position);
 
     /**
      * @return An Iterator over segments, beginning with the segment containing the given position: each segment must be closed after use.
@@ -137,7 +137,7 @@ public abstract class SegmentedFile
             if (position >= length)
                 throw new NoSuchElementException();
 
-            FileDataInput segment = getSegment(nextpos, bufferSize);
+            FileDataInput segment = getSegment(nextpos);
             try
             {
                 nextpos = nextpos + segment.bytesRemaining();

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SequentialWriter.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SequentialWriter.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SequentialWriter.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/io/util/SequentialWriter.java Fri Sep  9 21:21:42 2011
@@ -65,11 +65,6 @@ public class SequentialWriter extends Ou
         return open(file, RandomAccessReader.DEFAULT_BUFFER_SIZE, false);
     }
 
-    public static SequentialWriter open(File file, int bufferSize) throws IOException
-    {
-        return open(file, bufferSize, false);
-    }
-
     public static SequentialWriter open(File file, boolean skipIOCache) throws IOException
     {
         return open(file, RandomAccessReader.DEFAULT_BUFFER_SIZE, skipIOCache);

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/streaming/FileStreamTask.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/streaming/FileStreamTask.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/streaming/FileStreamTask.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/streaming/FileStreamTask.java Fri Sep  9 21:21:42 2011
@@ -49,8 +49,7 @@ public class FileStreamTask extends Wrap
 {
     private static Logger logger = LoggerFactory.getLogger(FileStreamTask.class);
     
-    // 10MB chunks
-    public static final int CHUNK_SIZE = 10*1024*1024;
+    public static final int CHUNK_SIZE = 64 * 1024;
     // around 10 minutes at the default rpctimeout
     public static final int MAX_CONNECT_ATTEMPTS = 8;
 
@@ -127,9 +126,10 @@ public class FileStreamTask extends Wrap
         if (header.file == null)
             return;
 
+        // TODO just use a raw RandomAccessFile since we're managing our own buffer here
         RandomAccessReader file = (header.file.sstable.compression) // try to skip kernel page cache if possible
-                                    ? CompressedRandomAccessReader.open(header.file.getFilename(), true)
-                                    : RandomAccessReader.open(new File(header.file.getFilename()), CHUNK_SIZE, true);
+                                ? CompressedRandomAccessReader.open(header.file.getFilename(), true)
+                                : RandomAccessReader.open(new File(header.file.getFilename()), true);
 
         // setting up data compression stream
         output = new LZFOutputStream(output);

Modified: cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/tools/SSTableExport.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/tools/SSTableExport.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/tools/SSTableExport.java (original)
+++ cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/tools/SSTableExport.java Fri Sep  9 21:21:42 2011
@@ -31,7 +31,6 @@ import org.apache.cassandra.config.Schem
 import org.apache.cassandra.db.*;
 import org.apache.cassandra.db.index.keys.KeysIndex;
 import org.apache.cassandra.db.marshal.AbstractType;
-import org.apache.cassandra.io.util.RandomAccessReader;
 import org.apache.cassandra.service.StorageService;
 
 import org.apache.commons.cli.*;
@@ -238,7 +237,7 @@ public class SSTableExport
     public static void export(String ssTableFile, PrintStream outs, Collection<String> toExport, String[] excludes) throws IOException
     {
         SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(ssTableFile));
-        SSTableScanner scanner = reader.getDirectScanner(RandomAccessReader.DEFAULT_BUFFER_SIZE);
+        SSTableScanner scanner = reader.getDirectScanner();
 
         IPartitioner<?> partitioner = StorageService.getPartitioner();
 
@@ -295,7 +294,7 @@ public class SSTableExport
 
 
         SSTableIdentityIterator row;
-        SSTableScanner scanner = reader.getDirectScanner(RandomAccessReader.DEFAULT_BUFFER_SIZE);
+        SSTableScanner scanner = reader.getDirectScanner();
 
         outs.println("{");
 

Modified: cassandra/branches/cassandra-1.0/test/unit/org/apache/cassandra/io/sstable/SSTableUtils.java
URL: http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/test/unit/org/apache/cassandra/io/sstable/SSTableUtils.java?rev=1167366&r1=1167365&r2=1167366&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/test/unit/org/apache/cassandra/io/sstable/SSTableUtils.java (original)
+++ cassandra/branches/cassandra-1.0/test/unit/org/apache/cassandra/io/sstable/SSTableUtils.java Fri Sep  9 21:21:42 2011
@@ -32,7 +32,6 @@ import org.apache.cassandra.db.ColumnFam
 import org.apache.cassandra.db.DecoratedKey;
 import org.apache.cassandra.db.IColumn;
 import org.apache.cassandra.db.columniterator.IColumnIterator;
-import org.apache.cassandra.io.util.DataOutputBuffer;
 import org.apache.cassandra.utils.ByteBufferUtil;
 
 import org.apache.cassandra.Util;
@@ -78,8 +77,8 @@ public class SSTableUtils
 
     public static void assertContentEquals(SSTableReader lhs, SSTableReader rhs) throws IOException
     {
-        SSTableScanner slhs = lhs.getDirectScanner(2048);
-        SSTableScanner srhs = rhs.getDirectScanner(2048);
+        SSTableScanner slhs = lhs.getDirectScanner();
+        SSTableScanner srhs = rhs.getDirectScanner();
         while (slhs.hasNext())
         {
             IColumnIterator ilhs = slhs.next();