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HBASE-12112 Avoid KeyValueUtil#ensureKeyValue some more simple cases.

This commit is contained in:
anoopsjohn 2014-10-01 14:05:57 +05:30
parent 231bc98761
commit 4fac4c1ba6
20 changed files with 224 additions and 116 deletions
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8
hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientScanner.java
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@ -27,11 +27,11 @@ import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.DoNotRetryIOException;
import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.HRegionInfo;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.NotServingRegionException;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.UnknownScannerException;
@ -452,9 +452,9 @@ public class ClientScanner extends AbstractClientScanner {
if (values != null && values.length > 0) {
for (Result rs : values) {
cache.add(rs);
for (Cell kv : rs.rawCells()) {
// TODO make method in Cell or CellUtil
remainingResultSize -= KeyValueUtil.ensureKeyValue(kv).heapSize();
// We don't make Iterator here
for (Cell cell : rs.rawCells()) {
remainingResultSize -= CellUtil.estimatedHeapSizeOf(cell);
}
countdown--;
this.lastResult = rs;

8
hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientSmallReversedScanner.java
View File

@ -23,11 +23,10 @@ package org.apache.hadoop.hbase.client;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.ipc.RpcControllerFactory;
import org.apache.hadoop.hbase.util.Bytes;
@ -160,8 +159,9 @@ public class ClientSmallReversedScanner extends ReversedClientScanner {
continue;
}
cache.add(rs);
for (Cell kv : rs.rawCells()) {
remainingResultSize -= KeyValueUtil.ensureKeyValue(kv).heapSize();
// We don't make Iterator here
for (Cell cell : rs.rawCells()) {
remainingResultSize -= CellUtil.estimatedHeapSizeOf(cell);
}
countdown--;
this.lastResult = rs;

7
hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientSmallScanner.java
View File

@ -27,8 +27,8 @@ import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.client.metrics.ScanMetrics;
import org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController;
@ -225,8 +225,9 @@ public class ClientSmallScanner extends ClientScanner {
continue;
}
cache.add(rs);
for (Cell kv : rs.rawCells()) {
remainingResultSize -= KeyValueUtil.ensureKeyValue(kv).heapSize();
// We don't make Iterator here
for (Cell cell : rs.rawCells()) {
remainingResultSize -= CellUtil.estimatedHeapSizeOf(cell);
}
countdown--;
this.lastResult = rs;

6
hbase-client/src/main/java/org/apache/hadoop/hbase/client/Increment.java
View File

@ -30,7 +30,6 @@ import org.apache.hadoop.hbase.classification.InterfaceStability;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.io.TimeRange;
import org.apache.hadoop.hbase.security.access.Permission;
import org.apache.hadoop.hbase.security.visibility.CellVisibility;
@ -240,9 +239,8 @@ public class Increment extends Mutation implements Comparable<Row> {
} else {
moreThanOneB = true;
}
KeyValue kv = KeyValueUtil.ensureKeyValue(cell);
sb.append(Bytes.toStringBinary(kv.getKey()) + "+=" +
Bytes.toLong(kv.getValueArray(), kv.getValueOffset(), kv.getValueLength()));
sb.append(CellUtil.getCellKey(cell) + "+=" +
Bytes.toLong(cell.getValueArray(), cell.getValueOffset(), cell.getValueLength()));
}
sb.append("}");
}

30
hbase-client/src/main/java/org/apache/hadoop/hbase/client/Mutation.java
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@ -36,7 +36,6 @@ import org.apache.hadoop.hbase.CellScanner;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.Tag;
import org.apache.hadoop.hbase.exceptions.DeserializationException;
import org.apache.hadoop.hbase.io.HeapSize;
@ -191,13 +190,8 @@ public abstract class Mutation extends OperationWithAttributes implements Row, C
if (--maxCols <= 0 ) {
continue;
}
// KeyValue v1 expectation. Cast for now until we go all Cell all the time.
KeyValue kv = KeyValueUtil.ensureKeyValue(cell);
Map<String, Object> kvMap = kv.toStringMap();
// row and family information are already available in the bigger map
kvMap.remove("row");
kvMap.remove("family");
qualifierDetails.add(kvMap);
Map<String, Object> cellMap = cellToStringMap(cell);
qualifierDetails.add(cellMap);
}
}
map.put("totalColumns", colCount);
@ -208,6 +202,23 @@ public abstract class Mutation extends OperationWithAttributes implements Row, C
return map;
}
private static Map<String, Object> cellToStringMap(Cell c) {
Map<String, Object> stringMap = new HashMap<String, Object>();
stringMap.put("qualifier", Bytes.toStringBinary(c.getQualifierArray(), c.getQualifierOffset(),
c.getQualifierLength()));
stringMap.put("timestamp", c.getTimestamp());
stringMap.put("vlen", c.getValueLength());
List<Tag> tags = Tag.asList(c.getTagsArray(), c.getTagsOffset(), c.getTagsLength());
if (tags != null) {
List<String> tagsString = new ArrayList<String>();
for (Tag t : tags) {
tagsString.add((t.getType()) + ":" + Bytes.toStringBinary(t.getValue()));
}
stringMap.put("tag", tagsString);
}
return stringMap;
}
/**
* Set the durability for this mutation
* @param d
@ -367,8 +378,7 @@ public abstract class Mutation extends OperationWithAttributes implements Row, C
size * ClassSize.REFERENCE);
for(Cell cell : entry.getValue()) {
KeyValue kv = KeyValueUtil.ensureKeyValue(cell);
heapsize += kv.heapSize();
heapsize += CellUtil.estimatedHeapSizeOf(cell);
}
}
heapsize += getAttributeSize();

2
hbase-client/src/main/java/org/apache/hadoop/hbase/client/Result.java
View File

@ -743,7 +743,7 @@ public class Result implements CellScannable, CellScanner {
public static long getTotalSizeOfCells(Result result) {
long size = 0;
for (Cell c : result.rawCells()) {
size += KeyValueUtil.ensureKeyValue(c).heapSize();
size += CellUtil.estimatedHeapSizeOf(c);
}
return size;
}

26
hbase-client/src/main/java/org/apache/hadoop/hbase/filter/KeyOnlyFilter.java
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@ -29,6 +29,7 @@ import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.exceptions.DeserializationException;
import org.apache.hadoop.hbase.protobuf.generated.FilterProtos;
import org.apache.hadoop.hbase.util.Bytes;
import com.google.common.base.Preconditions;
import com.google.protobuf.InvalidProtocolBufferException;
@ -49,15 +50,24 @@ public class KeyOnlyFilter extends FilterBase {
public KeyOnlyFilter(boolean lenAsVal) { this.lenAsVal = lenAsVal; }
@Override
public Cell transformCell(Cell kv) {
// TODO Move to KeyValueUtil
public Cell transformCell(Cell cell) {
return createKeyOnlyCell(cell);
}
// TODO make matching Column a cell method or CellUtil method.
// Even if we want to make use of KeyValue.KeyOnlyKeyValue we need to convert
// the cell to KV so that we can make use of kv.getKey() to form the key part
KeyValue v = KeyValueUtil.ensureKeyValue(kv);
return v.createKeyOnly(this.lenAsVal);
private Cell createKeyOnlyCell(Cell c) {
// KV format: <keylen:4><valuelen:4><key:keylen><value:valuelen>
// Rebuild as: <keylen:4><0:4><key:keylen>
int dataLen = lenAsVal ? Bytes.SIZEOF_INT : 0;
int keyOffset = (2 * Bytes.SIZEOF_INT);
int keyLen = KeyValueUtil.keyLength(c);
byte[] newBuffer = new byte[keyLen + keyOffset + dataLen];
Bytes.putInt(newBuffer, 0, keyLen);
Bytes.putInt(newBuffer, Bytes.SIZEOF_INT, dataLen);
KeyValueUtil.appendKeyTo(c, newBuffer, keyOffset);
if (lenAsVal) {
Bytes.putInt(newBuffer, newBuffer.length - dataLen, c.getValueLength());
}
return new KeyValue(newBuffer);
}
@Override

69
hbase-common/src/main/java/org/apache/hadoop/hbase/CellKey.java Normal file
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@ -0,0 +1,69 @@
/**
* 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.hadoop.hbase;
import org.apache.hadoop.hbase.KeyValue.Type;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.util.Bytes;
/**
* This wraps the key portion of a Cell. Key includes rowkey, family, qualifier, timestamp and type
*/
@InterfaceAudience.Private
public class CellKey {
private byte[] rowArray;
private int rowOffset;
private int rowLength;
private byte[] familyArray;
private int familyOffset;
private int familyLength;
private byte[] qualifierArray;
private int qualifierOffset;
private int qualifierLength;
private long ts;
private byte type;
public CellKey(byte[] rowArray, int rowOffset, int rowLength, byte[] familyArray,
int familyOffset, int familyLength, byte[] qualifierArray, int qualifierOffset,
int qualifierLength, long ts, byte type) {
this.rowArray = rowArray;
this.rowOffset = rowOffset;
this.rowLength = rowLength;
this.familyArray = familyArray;
this.familyOffset = familyOffset;
this.familyLength = familyLength;
this.qualifierArray = qualifierArray;
this.qualifierOffset = qualifierOffset;
this.qualifierLength = qualifierLength;
this.ts = ts;
this.type = type;
}
@Override
public String toString() {
String row = Bytes.toStringBinary(rowArray, rowOffset, rowLength);
String family = (familyLength == 0) ? "" : Bytes.toStringBinary(familyArray, familyOffset,
familyLength);
String qualifier = (qualifierLength == 0) ? "" : Bytes.toStringBinary(qualifierArray,
qualifierOffset, qualifierLength);
return row + "/" + family +
(family != null && family.length() > 0 ? ":" : "") + qualifier
+ "/" + KeyValue.humanReadableTimestamp(ts) + "/" + Type.codeToType(type);
}
}

11
hbase-common/src/main/java/org/apache/hadoop/hbase/CellUtil.java
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@ -667,6 +667,17 @@ public final class CellUtil {
out.writeByte(cell.getTypeByte());
}
/**
* @param cell
* @return Key portion of the Cell including rk, cf, qualifier, ts and type.
*/
public static CellKey getCellKey(Cell cell){
return new CellKey(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength(),
cell.getFamilyArray(), cell.getFamilyOffset(), cell.getFamilyLength(),
cell.getQualifierArray(), cell.getQualifierOffset(), cell.getQualifierLength(),
cell.getTimestamp(), cell.getTypeByte());
}
/**
* Write rowkey excluding the common part.
* @param cell

13
hbase-common/src/main/java/org/apache/hadoop/hbase/io/encoding/BufferedDataBlockEncoder.java
View File

@ -32,12 +32,14 @@ import org.apache.hadoop.hbase.KeyValue.KVComparator;
import org.apache.hadoop.hbase.KeyValue.SamePrefixComparator;
import org.apache.hadoop.hbase.KeyValue.Type;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.io.HeapSize;
import org.apache.hadoop.hbase.io.TagCompressionContext;
import org.apache.hadoop.hbase.io.hfile.BlockType;
import org.apache.hadoop.hbase.io.hfile.HFileContext;
import org.apache.hadoop.hbase.io.util.LRUDictionary;
import org.apache.hadoop.hbase.util.ByteBufferUtils;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.ClassSize;
import org.apache.hadoop.io.WritableUtils;
/**
@ -326,7 +328,10 @@ abstract class BufferedDataBlockEncoder implements DataBlockEncoder {
// there. So this has to be an instance of SettableSequenceId. SeekerState need not be
// SettableSequenceId as we never return that to top layers. When we have to, we make
// ClonedSeekerState from it.
protected static class ClonedSeekerState implements Cell, SettableSequenceId {
protected static class ClonedSeekerState implements Cell, HeapSize, SettableSequenceId {
private static final long FIXED_OVERHEAD = ClassSize.align(ClassSize.OBJECT
+ (4 * ClassSize.REFERENCE) + (2 * Bytes.SIZEOF_LONG) + (7 * Bytes.SIZEOF_INT)
+ (Bytes.SIZEOF_SHORT) + (2 * Bytes.SIZEOF_BYTE));
private byte[] keyOnlyBuffer;
private ByteBuffer currentBuffer;
private short rowLength;
@ -507,6 +512,12 @@ abstract class BufferedDataBlockEncoder implements DataBlockEncoder {
public void setSequenceId(long seqId) {
this.seqId = seqId;
}
@Override
public long heapSize() {
return FIXED_OVERHEAD + rowLength + familyLength + qualifierLength + valueLength + tagsLength
+ KeyValue.TIMESTAMP_TYPE_SIZE;
}
}
protected abstract static class

70
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFilePrettyPrinter.java
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@ -45,13 +45,15 @@ import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.conf.Configured;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellComparator;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.HRegionInfo;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.Tag;
import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;
import org.apache.hadoop.hbase.io.hfile.HFile.FileInfo;
@ -307,11 +309,12 @@ public class HFilePrettyPrinter extends Configured implements Tool {
private void scanKeysValues(Path file, KeyValueStatsCollector fileStats,
HFileScanner scanner, byte[] row) throws IOException {
KeyValue pkv = null;
Cell pCell = null;
do {
KeyValue kv = KeyValueUtil.ensureKeyValue(scanner.getKeyValue());
Cell cell = scanner.getKeyValue();
if (row != null && row.length != 0) {
int result = Bytes.compareTo(kv.getRow(), row);
int result = CellComparator.compareRows(cell.getRowArray(), cell.getRowOffset(),
cell.getRowLength(), row, 0, row.length);
if (result > 0) {
break;
} else if (result < 0) {
@ -320,48 +323,51 @@ public class HFilePrettyPrinter extends Configured implements Tool {
}
// collect stats
if (printStats) {
fileStats.collect(kv);
fileStats.collect(cell);
}
// dump key value
if (printKey) {
System.out.print("K: " + kv);
System.out.print("K: " + cell);
if (printValue) {
System.out.print(" V: " + Bytes.toStringBinary(kv.getValue()));
System.out.print(" V: "
+ Bytes.toStringBinary(cell.getValueArray(), cell.getValueOffset(),
cell.getValueLength()));
int i = 0;
List<Tag> tags = kv.getTags();
List<Tag> tags = Tag.asList(cell.getTagsArray(), cell.getTagsOffset(),
cell.getTagsLength());
for (Tag tag : tags) {
System.out
.print(String.format(" T[%d]: %s", i++, Bytes.toStringBinary(tag.getValue())));
System.out.print(String.format(" T[%d]: %s", i++,
Bytes.toStringBinary(tag.getBuffer(), tag.getTagOffset(), tag.getTagLength())));
}
}
System.out.println();
}
// check if rows are in order
if (checkRow && pkv != null) {
if (Bytes.compareTo(pkv.getRow(), kv.getRow()) > 0) {
if (checkRow && pCell != null) {
if (CellComparator.compareRows(pCell, cell) > 0) {
System.err.println("WARNING, previous row is greater then"
+ " current row\n\tfilename -> " + file + "\n\tprevious -> "
+ Bytes.toStringBinary(pkv.getKey()) + "\n\tcurrent -> "
+ Bytes.toStringBinary(kv.getKey()));
+ CellUtil.getCellKey(pCell) + "\n\tcurrent -> "
+ CellUtil.getCellKey(cell));
}
}
// check if families are consistent
if (checkFamily) {
String fam = Bytes.toString(kv.getFamily());
String fam = Bytes.toString(cell.getFamilyArray(), cell.getFamilyOffset(),
cell.getFamilyLength());
if (!file.toString().contains(fam)) {
System.err.println("WARNING, filename does not match kv family,"
+ "\n\tfilename -> " + file + "\n\tkeyvalue -> "
+ Bytes.toStringBinary(kv.getKey()));
+ CellUtil.getCellKey(cell));
}
if (pkv != null
&& !Bytes.equals(pkv.getFamily(), kv.getFamily())) {
if (pCell != null && CellComparator.compareFamilies(pCell, cell) != 0) {
System.err.println("WARNING, previous kv has different family"
+ " compared to current key\n\tfilename -> " + file
+ "\n\tprevious -> " + Bytes.toStringBinary(pkv.getKey())
+ "\n\tcurrent -> " + Bytes.toStringBinary(kv.getKey()));
+ "\n\tprevious -> " + CellUtil.getCellKey(pCell)
+ "\n\tcurrent -> " + CellUtil.getCellKey(cell));
}
}
pkv = kv;
pCell = cell;
++count;
} while (scanner.next());
}
@ -451,21 +457,21 @@ public class HFilePrettyPrinter extends Configured implements Tool {
byte[] biggestRow = null;
private KeyValue prevKV = null;
private Cell prevCell = null;
private long maxRowBytes = 0;
private long curRowKeyLength;
public void collect(KeyValue kv) {
valLen.update(kv.getValueLength());
if (prevKV != null &&
KeyValue.COMPARATOR.compareRows(prevKV, kv) != 0) {
public void collect(Cell cell) {
valLen.update(cell.getValueLength());
if (prevCell != null &&
KeyValue.COMPARATOR.compareRows(prevCell, cell) != 0) {
// new row
collectRow();
}
curRowBytes += kv.getLength();
curRowKeyLength = kv.getKeyLength();
curRowBytes += KeyValueUtil.length(cell);
curRowKeyLength = KeyValueUtil.keyLength(cell);
curRowCols++;
prevKV = kv;
prevCell = cell;
}
private void collectRow() {
@ -473,8 +479,8 @@ public class HFilePrettyPrinter extends Configured implements Tool {
rowSizeCols.update(curRowCols);
keyLen.update(curRowKeyLength);
if (curRowBytes > maxRowBytes && prevKV != null) {
biggestRow = prevKV.getRow();
if (curRowBytes > maxRowBytes && prevCell != null) {
biggestRow = prevCell.getRow();
maxRowBytes = curRowBytes;
}
@ -490,7 +496,7 @@ public class HFilePrettyPrinter extends Configured implements Tool {
@Override
public String toString() {
if (prevKV == null)
if (prevCell == null)
return "no data available for statistics";
// Dump the metrics to the output stream

5
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java
View File

@ -29,10 +29,10 @@ import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValue.KVComparator;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.fs.HFileSystem;
import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;
import org.apache.hadoop.hbase.io.encoding.DataBlockEncoder;
@ -1021,10 +1021,9 @@ public class HFileReaderV2 extends AbstractHFileReader {
if (comp == 0) {
if (seekBefore) {
if (lastKeyValueSize < 0) {
KeyValue kv = KeyValueUtil.ensureKeyValue(key);
throw new IllegalStateException("blockSeek with seekBefore "
+ "at the first key of the block: key="
+ Bytes.toStringBinary(kv.getKey(), kv.getKeyOffset(), kv.getKeyLength())
+ CellUtil.getCellKey(key)
+ ", blockOffset=" + block.getOffset() + ", onDiskSize="
+ block.getOnDiskSizeWithHeader());
}

5
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV3.java
View File

@ -27,9 +27,9 @@ import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.fs.HFileSystem;
import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;
import org.apache.hadoop.hbase.io.crypto.Cipher;
@ -295,10 +295,9 @@ public class HFileReaderV3 extends HFileReaderV2 {
if (comp == 0) {
if (seekBefore) {
if (lastKeyValueSize < 0) {
KeyValue kv = KeyValueUtil.ensureKeyValue(key);
throw new IllegalStateException("blockSeek with seekBefore "
+ "at the first key of the block: key="
+ Bytes.toStringBinary(kv.getKey(), kv.getKeyOffset(), kv.getKeyLength())
+ CellUtil.getCellKey(key)
+ ", blockOffset=" + block.getOffset() + ", onDiskSize="
+ block.getOnDiskSizeWithHeader());
}

3
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/DefaultStoreFileManager.java
View File

@ -29,6 +29,7 @@ import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValue.KVComparator;
@ -104,7 +105,7 @@ class DefaultStoreFileManager implements StoreFileManager {
@Override
public Iterator<StoreFile> updateCandidateFilesForRowKeyBefore(
Iterator<StoreFile> candidateFiles, final KeyValue targetKey, final KeyValue candidate) {
Iterator<StoreFile> candidateFiles, final KeyValue targetKey, final Cell candidate) {
// Default store has nothing useful to do here.
// TODO: move this comment when implementing Level:
// Level store can trim the list by range, removing all the files which cannot have

2
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
View File

@ -2042,7 +2042,7 @@ public class HRegion implements HeapSize { // , Writable{
try {
Store store = getStore(family);
// get the closest key. (HStore.getRowKeyAtOrBefore can return null)
KeyValue key = store.getRowKeyAtOrBefore(row);
Cell key = store.getRowKeyAtOrBefore(row);
Result result = null;
if (key != null) {
Get get = new Get(CellUtil.cloneRow(key));

42
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java
View File

@ -49,13 +49,13 @@ import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellComparator;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.CompoundConfiguration;
import org.apache.hadoop.hbase.HColumnDescriptor;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.HRegionInfo;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.io.compress.Compression;
@ -709,30 +709,30 @@ public class HStore implements Store {
if (verifyBulkLoads) {
long verificationStartTime = EnvironmentEdgeManager.currentTime();
LOG.info("Full verification started for bulk load hfile: " + srcPath.toString());
Cell prevKV = null;
Cell prevCell = null;
HFileScanner scanner = reader.getScanner(false, false, false);
scanner.seekTo();
do {
Cell kv = scanner.getKeyValue();
if (prevKV != null) {
if (Bytes.compareTo(prevKV.getRowArray(), prevKV.getRowOffset(),
prevKV.getRowLength(), kv.getRowArray(), kv.getRowOffset(),
kv.getRowLength()) > 0) {
Cell cell = scanner.getKeyValue();
if (prevCell != null) {
if (CellComparator.compareRows(prevCell, cell) > 0) {
throw new InvalidHFileException("Previous row is greater than"
+ " current row: path=" + srcPath + " previous="
+ Bytes.toStringBinary(KeyValueUtil.ensureKeyValue(prevKV).getKey()) + " current="
+ Bytes.toStringBinary(KeyValueUtil.ensureKeyValue(kv).getKey()));
+ CellUtil.getCellKey(prevCell) + " current="
+ CellUtil.getCellKey(cell));
}
if (Bytes.compareTo(prevKV.getFamilyArray(), prevKV.getFamilyOffset(),
prevKV.getFamilyLength(), kv.getFamilyArray(), kv.getFamilyOffset(),
kv.getFamilyLength()) != 0) {
if (CellComparator.compareFamilies(prevCell, cell) != 0) {
throw new InvalidHFileException("Previous key had different"
+ " family compared to current key: path=" + srcPath
+ " previous=" + Bytes.toStringBinary(prevKV.getFamily())
+ " current=" + Bytes.toStringBinary(kv.getFamily()));
+ " previous="
+ Bytes.toStringBinary(prevCell.getFamilyArray(), prevCell.getFamilyOffset(),
prevCell.getFamilyLength())
+ " current="
+ Bytes.toStringBinary(cell.getFamilyArray(), cell.getFamilyOffset(),
cell.getFamilyLength()));
}
}
prevKV = kv;
prevCell = cell;
} while (scanner.next());
LOG.info("Full verification complete for bulk load hfile: " + srcPath.toString()
+ " took " + (EnvironmentEdgeManager.currentTime() - verificationStartTime)
@ -1673,7 +1673,7 @@ public class HStore implements Store {
}
@Override
public KeyValue getRowKeyAtOrBefore(final byte[] row) throws IOException {
public Cell getRowKeyAtOrBefore(final byte[] row) throws IOException {
// If minVersions is set, we will not ignore expired KVs.
// As we're only looking for the latest matches, that should be OK.
// With minVersions > 0 we guarantee that any KV that has any version
@ -1698,17 +1698,17 @@ public class HStore implements Store {
StoreFile sf = sfIterator.next();
sfIterator.remove(); // Remove sf from iterator.
boolean haveNewCandidate = rowAtOrBeforeFromStoreFile(sf, state);
KeyValue keyv = KeyValueUtil.ensureKeyValue(state.getCandidate());
Cell candidate = state.getCandidate();
// we have an optimization here which stops the search if we find exact match.
if (keyv != null && CellUtil.matchingRow(keyv, row)) {
return KeyValueUtil.ensureKeyValue(state.getCandidate());
if (candidate != null && CellUtil.matchingRow(candidate, row)) {
return candidate;
}
if (haveNewCandidate) {
sfIterator = this.storeEngine.getStoreFileManager().updateCandidateFilesForRowKeyBefore(
sfIterator, state.getTargetKey(), KeyValueUtil.ensureKeyValue(state.getCandidate()));
sfIterator, state.getTargetKey(), candidate);
}
}
return KeyValueUtil.ensureKeyValue(state.getCandidate());
return state.getCandidate();
} finally {
this.lock.readLock().unlock();
}

16
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSRpcServices.java
View File

@ -48,8 +48,6 @@ import org.apache.hadoop.hbase.HBaseIOException;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.HRegionInfo;
import org.apache.hadoop.hbase.HTableDescriptor;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.NotServingRegionException;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.TableName;
@ -2046,7 +2044,7 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
lease = regionServer.leases.removeLease(scannerName);
List<Result> results = new ArrayList<Result>(rows);
long currentScanResultSize = 0;
long totalKvSize = 0;
long totalCellSize = 0;
boolean done = false;
// Call coprocessor. Get region info from scanner.
@ -2056,9 +2054,8 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
if (!results.isEmpty()) {
for (Result r : results) {
for (Cell cell : r.rawCells()) {
KeyValue kv = KeyValueUtil.ensureKeyValue(cell);
currentScanResultSize += kv.heapSize();
totalKvSize += kv.getLength();
currentScanResultSize += CellUtil.estimatedHeapSizeOf(cell);
totalCellSize += CellUtil.estimatedLengthOf(cell);
}
}
}
@ -2088,9 +2085,8 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
boolean moreRows = scanner.nextRaw(values);
if (!values.isEmpty()) {
for (Cell cell : values) {
KeyValue kv = KeyValueUtil.ensureKeyValue(cell);
currentScanResultSize += kv.heapSize();
totalKvSize += kv.getLength();
currentScanResultSize += CellUtil.estimatedHeapSizeOf(cell);
totalCellSize += CellUtil.estimatedLengthOf(cell);
}
results.add(Result.create(values, null, stale));
i++;
@ -2102,7 +2098,7 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
}
}
region.readRequestsCount.add(i);
region.getMetrics().updateScanNext(totalKvSize);
region.getMetrics().updateScanNext(totalCellSize);
} finally {
region.closeRegionOperation();
}

4
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/Store.java
View File

@ -148,10 +148,10 @@ public interface Store extends HeapSize, StoreConfigInformation {
* see deletes before we come across cells we are to delete. Presumption is that the
* memstore#kvset is processed before memstore#snapshot and so on.
* @param row The row key of the targeted row.
* @return Found keyvalue or null if none found.
* @return Found Cell or null if none found.
* @throws IOException
*/
KeyValue getRowKeyAtOrBefore(final byte[] row) throws IOException;
Cell getRowKeyAtOrBefore(final byte[] row) throws IOException;
FileSystem getFileSystem();

4
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/StoreFileManager.java
View File

@ -24,8 +24,8 @@ import java.util.Iterator;
import java.util.List;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValue.KVComparator;
import com.google.common.collect.ImmutableCollection;
@ -112,7 +112,7 @@ public interface StoreFileManager {
* @return The list to replace candidateFiles.
*/
Iterator<StoreFile> updateCandidateFilesForRowKeyBefore(
Iterator<StoreFile> candidateFiles, KeyValue targetKey, KeyValue candidate
Iterator<StoreFile> candidateFiles, KeyValue targetKey, Cell candidate
);

9
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/StripeStoreFileManager.java
View File

@ -25,16 +25,15 @@ import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.TreeMap;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValue.KVComparator;
@ -45,8 +44,6 @@ import org.apache.hadoop.util.StringUtils;
import com.google.common.collect.ImmutableCollection;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
/**
* Stripe implementation of StoreFileManager.
@ -179,11 +176,11 @@ public class StripeStoreFileManager
}
/** See {@link StoreFileManager#getCandidateFilesForRowKeyBefore(KeyValue)} and
* {@link StoreFileManager#updateCandidateFilesForRowKeyBefore(Iterator, KeyValue, KeyValue)}
* {@link StoreFileManager#updateCandidateFilesForRowKeyBefore(Iterator, KeyValue, Cell)}
* for details on this methods. */
@Override
public Iterator<StoreFile> updateCandidateFilesForRowKeyBefore(
Iterator<StoreFile> candidateFiles, final KeyValue targetKey, final KeyValue candidate) {
Iterator<StoreFile> candidateFiles, final KeyValue targetKey, final Cell candidate) {
KeyBeforeConcatenatedLists.Iterator original =
(KeyBeforeConcatenatedLists.Iterator)candidateFiles;
assert original != null;