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Posted to hdfs-commits@hadoop.apache.org by el...@apache.org on 2012/01/16 23:42:47 UTC
svn commit: r1232203 - in
/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs: ./
src/main/java/org/apache/hadoop/hdfs/protocol/
src/main/java/org/apache/hadoop/hdfs/server/namenode/
src/main/java/org/apache/hadoop/hdfs/tools/offlineEdi...
Author: eli
Date: Mon Jan 16 22:42:46 2012
New Revision: 1232203
URL: http://svn.apache.org/viewvc?rev=1232203&view=rev
Log:
HDFS-362. svn merge -c 1171945 from trunk
Modified:
hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocol/LayoutVersion.java
hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java
hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageSerialization.java
hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineEditsViewer/EditsLoaderCurrent.java
hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/ImageLoaderCurrent.java
hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java
Modified: hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1232203&r1=1232202&r2=1232203&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Mon Jan 16 22:42:46 2012
@@ -85,6 +85,10 @@ Release 0.23.1 - UNRELEASED
HDFS-2788. HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code (eli)
+ HDFS-362. FSEditLog should not writes long and short as UTF8, and should
+ not use ArrayWritable for writing non-array items. (Uma Maheswara Rao G
+ via szetszwo)
+
OPTIMIZATIONS
HDFS-2130. Switch default checksum to CRC32C. (todd)
Modified: hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocol/LayoutVersion.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocol/LayoutVersion.java?rev=1232203&r1=1232202&r2=1232203&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocol/LayoutVersion.java (original)
+++ hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocol/LayoutVersion.java Mon Jan 16 22:42:46 2012
@@ -80,7 +80,9 @@ public class LayoutVersion {
FEDERATION(-35, "Support for namenode federation"),
LEASE_REASSIGNMENT(-36, "Support for persisting lease holder reassignment"),
STORED_TXIDS(-37, "Transaction IDs are stored in edits log and image files"),
- TXID_BASED_LAYOUT(-38, "File names in NN Storage are based on transaction IDs");
+ TXID_BASED_LAYOUT(-38, "File names in NN Storage are based on transaction IDs"),
+ EDITLOG_OP_OPTIMIZATION(-39,
+ "Use LongWritable and ShortWritable directly instead of ArrayWritable of UTF8");
final int lv;
final int ancestorLV;
Modified: hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java?rev=1232203&r1=1232202&r2=1232203&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java (original)
+++ hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogOp.java Mon Jan 16 22:42:46 2012
@@ -40,7 +40,6 @@ import static org.apache.hadoop.hdfs.ser
import org.apache.hadoop.security.token.delegation.DelegationKey;
import org.apache.hadoop.io.BytesWritable;
import org.apache.hadoop.io.DataOutputBuffer;
-import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.ArrayWritable;
import org.apache.hadoop.io.Writable;
import org.apache.hadoop.io.WritableFactories;
@@ -190,19 +189,17 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- DeprecatedUTF8 nameReplicationPair[] = new DeprecatedUTF8[] {
- new DeprecatedUTF8(path),
- toLogReplication(replication),
- toLogLong(mtime),
- toLogLong(atime),
- toLogLong(blockSize)};
- new ArrayWritable(DeprecatedUTF8.class, nameReplicationPair).write(out);
+ FSImageSerialization.writeString(path, out);
+ FSImageSerialization.writeShort(replication, out);
+ FSImageSerialization.writeLong(mtime, out);
+ FSImageSerialization.writeLong(atime, out);
+ FSImageSerialization.writeLong(blockSize, out);
new ArrayWritable(Block.class, blocks).write(out);
permissions.write(out);
if (this.opCode == OP_ADD) {
- new DeprecatedUTF8(clientName).write(out);
- new DeprecatedUTF8(clientMachine).write(out);
+ FSImageSerialization.writeString(clientName,out);
+ FSImageSerialization.writeString(clientMachine,out);
}
}
@@ -211,25 +208,43 @@ public abstract class FSEditLogOp {
throws IOException {
// versions > 0 support per file replication
// get name and replication
- this.length = in.readInt();
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.length = in.readInt();
+ }
if (-7 == logVersion && length != 3||
-17 < logVersion && logVersion < -7 && length != 4 ||
- logVersion <= -17 && length != 5) {
+ (logVersion <= -17 && length != 5 && !LayoutVersion.supports(
+ Feature.EDITLOG_OP_OPTIMIZATION, logVersion))) {
throw new IOException("Incorrect data format." +
" logVersion is " + logVersion +
" but writables.length is " +
length + ". ");
}
this.path = FSImageSerialization.readString(in);
- this.replication = readShort(in);
- this.mtime = readLong(in);
+
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.replication = FSImageSerialization.readShort(in);
+ this.mtime = FSImageSerialization.readLong(in);
+ } else {
+ this.replication = readShort(in);
+ this.mtime = readLong(in);
+ }
+
if (LayoutVersion.supports(Feature.FILE_ACCESS_TIME, logVersion)) {
- this.atime = readLong(in);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.atime = FSImageSerialization.readLong(in);
+ } else {
+ this.atime = readLong(in);
+ }
} else {
this.atime = 0;
}
if (logVersion < -7) {
- this.blockSize = readLong(in);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.blockSize = FSImageSerialization.readLong(in);
+ } else {
+ this.blockSize = readLong(in);
+ }
} else {
this.blockSize = 0;
}
@@ -333,15 +348,19 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- new DeprecatedUTF8(path).write(out);
- new DeprecatedUTF8(Short.toString(replication)).write(out);
+ FSImageSerialization.writeString(path, out);
+ FSImageSerialization.writeShort(replication, out);
}
@Override
void readFields(DataInputStream in, int logVersion)
throws IOException {
this.path = FSImageSerialization.readString(in);
- this.replication = readShort(in);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.replication = FSImageSerialization.readShort(in);
+ } else {
+ this.replication = readShort(in);
+ }
}
}
@@ -377,32 +396,45 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- int size = 1 + srcs.length + 1; // trg, srcs, timestamp
- DeprecatedUTF8 info[] = new DeprecatedUTF8[size];
+ FSImageSerialization.writeString(trg, out);
+
+ DeprecatedUTF8 info[] = new DeprecatedUTF8[srcs.length];
int idx = 0;
- info[idx++] = new DeprecatedUTF8(trg);
for(int i=0; i<srcs.length; i++) {
info[idx++] = new DeprecatedUTF8(srcs[i]);
}
- info[idx] = toLogLong(timestamp);
new ArrayWritable(DeprecatedUTF8.class, info).write(out);
+
+ FSImageSerialization.writeLong(timestamp, out);
}
@Override
void readFields(DataInputStream in, int logVersion)
throws IOException {
- this.length = in.readInt();
- if (length < 3) { // trg, srcs.., timestam
- throw new IOException("Incorrect data format. "
- + "Concat delete operation.");
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.length = in.readInt();
+ if (length < 3) { // trg, srcs.., timestamp
+ throw new IOException("Incorrect data format. "
+ + "Concat delete operation.");
+ }
}
this.trg = FSImageSerialization.readString(in);
- int srcSize = this.length - 1 - 1; //trg and timestamp
+ int srcSize = 0;
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ srcSize = in.readInt();
+ } else {
+ srcSize = this.length - 1 - 1; // trg and timestamp
+ }
this.srcs = new String [srcSize];
for(int i=0; i<srcSize;i++) {
srcs[i]= FSImageSerialization.readString(in);
}
- this.timestamp = readLong(in);
+
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.timestamp = FSImageSerialization.readLong(in);
+ } else {
+ this.timestamp = readLong(in);
+ }
}
}
@@ -438,24 +470,28 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- DeprecatedUTF8 info[] = new DeprecatedUTF8[] {
- new DeprecatedUTF8(src),
- new DeprecatedUTF8(dst),
- toLogLong(timestamp)};
- new ArrayWritable(DeprecatedUTF8.class, info).write(out);
+ FSImageSerialization.writeString(src, out);
+ FSImageSerialization.writeString(dst, out);
+ FSImageSerialization.writeLong(timestamp, out);
}
@Override
void readFields(DataInputStream in, int logVersion)
throws IOException {
- this.length = in.readInt();
- if (this.length != 3) {
- throw new IOException("Incorrect data format. "
- + "Old rename operation.");
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.length = in.readInt();
+ if (this.length != 3) {
+ throw new IOException("Incorrect data format. "
+ + "Old rename operation.");
+ }
}
this.src = FSImageSerialization.readString(in);
this.dst = FSImageSerialization.readString(in);
- this.timestamp = readLong(in);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.timestamp = FSImageSerialization.readLong(in);
+ } else {
+ this.timestamp = readLong(in);
+ }
}
}
@@ -485,22 +521,25 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- DeprecatedUTF8 info[] = new DeprecatedUTF8[] {
- new DeprecatedUTF8(path),
- toLogLong(timestamp)};
- new ArrayWritable(DeprecatedUTF8.class, info).write(out);
+ FSImageSerialization.writeString(path, out);
+ FSImageSerialization.writeLong(timestamp, out);
}
@Override
void readFields(DataInputStream in, int logVersion)
throws IOException {
- this.length = in.readInt();
- if (this.length != 2) {
- throw new IOException("Incorrect data format. "
- + "delete operation.");
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.length = in.readInt();
+ if (this.length != 2) {
+ throw new IOException("Incorrect data format. " + "delete operation.");
+ }
}
this.path = FSImageSerialization.readString(in);
- this.timestamp = readLong(in);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.timestamp = FSImageSerialization.readLong(in);
+ } else {
+ this.timestamp = readLong(in);
+ }
}
}
@@ -536,12 +575,9 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- DeprecatedUTF8 info[] = new DeprecatedUTF8[] {
- new DeprecatedUTF8(path),
- toLogLong(timestamp), // mtime
- toLogLong(timestamp) // atime, unused at this time
- };
- new ArrayWritable(DeprecatedUTF8.class, info).write(out);
+ FSImageSerialization.writeString(path, out);
+ FSImageSerialization.writeLong(timestamp, out); // mtime
+ FSImageSerialization.writeLong(timestamp, out); // atime, unused at this
permissions.write(out);
}
@@ -549,20 +585,32 @@ public abstract class FSEditLogOp {
void readFields(DataInputStream in, int logVersion)
throws IOException {
- this.length = in.readInt();
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.length = in.readInt();
+ }
if (-17 < logVersion && length != 2 ||
- logVersion <= -17 && length != 3) {
+ logVersion <= -17 && length != 3
+ && !LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
throw new IOException("Incorrect data format. "
+ "Mkdir operation.");
}
this.path = FSImageSerialization.readString(in);
- this.timestamp = readLong(in);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.timestamp = FSImageSerialization.readLong(in);
+ } else {
+ this.timestamp = readLong(in);
+ }
// The disk format stores atimes for directories as well.
// However, currently this is not being updated/used because of
// performance reasons.
if (LayoutVersion.supports(Feature.FILE_ACCESS_TIME, logVersion)) {
- /*unused this.atime = */readLong(in);
+ /* unused this.atime = */
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ FSImageSerialization.readLong(in);
+ } else {
+ readLong(in);
+ }
}
if (logVersion <= -11) {
@@ -592,13 +640,13 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- new LongWritable(genStamp).write(out);
+ FSImageSerialization.writeLong(genStamp, out);
}
@Override
void readFields(DataInputStream in, int logVersion)
throws IOException {
- this.genStamp = in.readLong();
+ this.genStamp = FSImageSerialization.readLong(in);
}
}
@@ -676,7 +724,7 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- new DeprecatedUTF8(src).write(out);
+ FSImageSerialization.writeString(src, out);
permissions.write(out);
}
@@ -719,11 +767,9 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- DeprecatedUTF8 u = new DeprecatedUTF8(username == null? "": username);
- DeprecatedUTF8 g = new DeprecatedUTF8(groupname == null? "": groupname);
- new DeprecatedUTF8(src).write(out);
- u.write(out);
- g.write(out);
+ FSImageSerialization.writeString(src, out);
+ FSImageSerialization.writeString(username == null ? "" : username, out);
+ FSImageSerialization.writeString(groupname == null ? "" : groupname, out);
}
@Override
@@ -757,7 +803,7 @@ public abstract class FSEditLogOp {
void readFields(DataInputStream in, int logVersion)
throws IOException {
this.src = FSImageSerialization.readString(in);
- this.nsQuota = readLongWritable(in);
+ this.nsQuota = FSImageSerialization.readLong(in);
}
}
@@ -816,17 +862,17 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- new DeprecatedUTF8(src).write(out);
- new LongWritable(nsQuota).write(out);
- new LongWritable(dsQuota).write(out);
+ FSImageSerialization.writeString(src, out);
+ FSImageSerialization.writeLong(nsQuota, out);
+ FSImageSerialization.writeLong(dsQuota, out);
}
@Override
void readFields(DataInputStream in, int logVersion)
throws IOException {
this.src = FSImageSerialization.readString(in);
- this.nsQuota = readLongWritable(in);
- this.dsQuota = readLongWritable(in);
+ this.nsQuota = FSImageSerialization.readLong(in);
+ this.dsQuota = FSImageSerialization.readLong(in);
}
}
@@ -862,24 +908,29 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- DeprecatedUTF8 info[] = new DeprecatedUTF8[] {
- new DeprecatedUTF8(path),
- toLogLong(mtime),
- toLogLong(atime)};
- new ArrayWritable(DeprecatedUTF8.class, info).write(out);
+ FSImageSerialization.writeString(path, out);
+ FSImageSerialization.writeLong(mtime, out);
+ FSImageSerialization.writeLong(atime, out);
}
@Override
void readFields(DataInputStream in, int logVersion)
throws IOException {
- this.length = in.readInt();
- if (length != 3) {
- throw new IOException("Incorrect data format. "
- + "times operation.");
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.length = in.readInt();
+ if (length != 3) {
+ throw new IOException("Incorrect data format. " + "times operation.");
+ }
}
this.path = FSImageSerialization.readString(in);
- this.mtime = readLong(in);
- this.atime = readLong(in);
+
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.mtime = FSImageSerialization.readLong(in);
+ this.atime = FSImageSerialization.readLong(in);
+ } else {
+ this.mtime = readLong(in);
+ this.atime = readLong(in);
+ }
}
}
@@ -927,28 +978,33 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- DeprecatedUTF8 info[] = new DeprecatedUTF8[] {
- new DeprecatedUTF8(path),
- new DeprecatedUTF8(value),
- toLogLong(mtime),
- toLogLong(atime)};
- new ArrayWritable(DeprecatedUTF8.class, info).write(out);
+ FSImageSerialization.writeString(path, out);
+ FSImageSerialization.writeString(value, out);
+ FSImageSerialization.writeLong(mtime, out);
+ FSImageSerialization.writeLong(atime, out);
permissionStatus.write(out);
}
@Override
void readFields(DataInputStream in, int logVersion)
throws IOException {
-
- this.length = in.readInt();
- if (this.length != 4) {
- throw new IOException("Incorrect data format. "
- + "symlink operation.");
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.length = in.readInt();
+ if (this.length != 4) {
+ throw new IOException("Incorrect data format. "
+ + "symlink operation.");
+ }
}
this.path = FSImageSerialization.readString(in);
this.value = FSImageSerialization.readString(in);
- this.mtime = readLong(in);
- this.atime = readLong(in);
+
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.mtime = FSImageSerialization.readLong(in);
+ this.atime = FSImageSerialization.readLong(in);
+ } else {
+ this.mtime = readLong(in);
+ this.atime = readLong(in);
+ }
this.permissionStatus = PermissionStatus.read(in);
}
}
@@ -991,25 +1047,29 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- DeprecatedUTF8 info[] = new DeprecatedUTF8[] {
- new DeprecatedUTF8(src),
- new DeprecatedUTF8(dst),
- toLogLong(timestamp)};
- new ArrayWritable(DeprecatedUTF8.class, info).write(out);
+ FSImageSerialization.writeString(src, out);
+ FSImageSerialization.writeString(dst, out);
+ FSImageSerialization.writeLong(timestamp, out);
toBytesWritable(options).write(out);
}
@Override
void readFields(DataInputStream in, int logVersion)
throws IOException {
- this.length = in.readInt();
- if (this.length != 3) {
- throw new IOException("Incorrect data format. "
- + "Rename operation.");
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.length = in.readInt();
+ if (this.length != 3) {
+ throw new IOException("Incorrect data format. " + "Rename operation.");
+ }
}
this.src = FSImageSerialization.readString(in);
this.dst = FSImageSerialization.readString(in);
- this.timestamp = readLong(in);
+
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.timestamp = FSImageSerialization.readLong(in);
+ } else {
+ this.timestamp = readLong(in);
+ }
this.options = readRenameOptions(in);
}
@@ -1066,9 +1126,9 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
- new DeprecatedUTF8(leaseHolder).write(out);
- new DeprecatedUTF8(path).write(out);
- new DeprecatedUTF8(newHolder).write(out);
+ FSImageSerialization.writeString(leaseHolder, out);
+ FSImageSerialization.writeString(path, out);
+ FSImageSerialization.writeString(newHolder, out);
}
@Override
@@ -1107,7 +1167,7 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
token.write(out);
- toLogLong(expiryTime).write(out);
+ FSImageSerialization.writeLong(expiryTime, out);
}
@Override
@@ -1115,7 +1175,11 @@ public abstract class FSEditLogOp {
throws IOException {
this.token = new DelegationTokenIdentifier();
this.token.readFields(in);
- this.expiryTime = readLong(in);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.expiryTime = FSImageSerialization.readLong(in);
+ } else {
+ this.expiryTime = readLong(in);
+ }
}
}
@@ -1146,7 +1210,7 @@ public abstract class FSEditLogOp {
@Override
void writeFields(DataOutputStream out) throws IOException {
token.write(out);
- toLogLong(expiryTime).write(out);
+ FSImageSerialization.writeLong(expiryTime, out);
}
@Override
@@ -1154,7 +1218,11 @@ public abstract class FSEditLogOp {
throws IOException {
this.token = new DelegationTokenIdentifier();
this.token.readFields(in);
- this.expiryTime = readLong(in);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, logVersion)) {
+ this.expiryTime = FSImageSerialization.readLong(in);
+ } else {
+ this.expiryTime = readLong(in);
+ }
}
}
@@ -1269,14 +1337,6 @@ public abstract class FSEditLogOp {
return Long.parseLong(FSImageSerialization.readString(in));
}
- static private DeprecatedUTF8 toLogReplication(short replication) {
- return new DeprecatedUTF8(Short.toString(replication));
- }
-
- static private DeprecatedUTF8 toLogLong(long timestamp) {
- return new DeprecatedUTF8(Long.toString(timestamp));
- }
-
/**
* A class to read in blocks stored in the old format. The only two
* fields in the block were blockid and length.
@@ -1312,17 +1372,6 @@ public abstract class FSEditLogOp {
}
}
- // a place holder for reading a long
- private static final LongWritable longWritable = new LongWritable();
-
- /** Read an integer from an input stream */
- private static long readLongWritable(DataInputStream in) throws IOException {
- synchronized (longWritable) {
- longWritable.readFields(in);
- return longWritable.get();
- }
- }
-
/**
* Class for writing editlog ops
*/
Modified: hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageSerialization.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageSerialization.java?rev=1232203&r1=1232202&r2=1232203&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageSerialization.java (original)
+++ hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageSerialization.java Mon Jan 16 22:42:46 2012
@@ -36,6 +36,8 @@ import org.apache.hadoop.hdfs.server.blo
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState;
+import org.apache.hadoop.io.LongWritable;
+import org.apache.hadoop.io.ShortWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.io.Writable;
@@ -72,6 +74,8 @@ public class FSImageSerialization {
*/
static private final class TLData {
final DeprecatedUTF8 U_STR = new DeprecatedUTF8();
+ final ShortWritable U_SHORT = new ShortWritable();
+ final LongWritable U_LONG = new LongWritable();
final FsPermission FILE_PERM = new FsPermission((short) 0);
}
@@ -215,7 +219,35 @@ public class FSImageSerialization {
ustr.write(out);
}
+
+ /** read the long value */
+ static long readLong(DataInputStream in) throws IOException {
+ LongWritable ustr = TL_DATA.get().U_LONG;
+ ustr.readFields(in);
+ return ustr.get();
+ }
+
+ /** write the long value */
+ static void writeLong(long value, DataOutputStream out) throws IOException {
+ LongWritable uLong = TL_DATA.get().U_LONG;
+ uLong.set(value);
+ uLong.write(out);
+ }
+ /** read short value */
+ static short readShort(DataInputStream in) throws IOException {
+ ShortWritable uShort = TL_DATA.get().U_SHORT;
+ uShort.readFields(in);
+ return uShort.get();
+ }
+
+ /** write short value */
+ static void writeShort(short value, DataOutputStream out) throws IOException {
+ ShortWritable uShort = TL_DATA.get().U_SHORT;
+ uShort.set(value);
+ uShort.write(out);
+ }
+
// Same comments apply for this method as for readString()
@SuppressWarnings("deprecation")
public static byte[] readBytes(DataInputStream in) throws IOException {
Modified: hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineEditsViewer/EditsLoaderCurrent.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineEditsViewer/EditsLoaderCurrent.java?rev=1232203&r1=1232202&r2=1232203&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineEditsViewer/EditsLoaderCurrent.java (original)
+++ hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineEditsViewer/EditsLoaderCurrent.java Mon Jan 16 22:42:46 2012
@@ -41,7 +41,7 @@ import static org.apache.hadoop.hdfs.too
class EditsLoaderCurrent implements EditsLoader {
private static int[] supportedVersions = { -18, -19, -20, -21, -22, -23, -24,
- -25, -26, -27, -28, -30, -31, -32, -33, -34, -35, -36, -37, -38};
+ -25, -26, -27, -28, -30, -31, -32, -33, -34, -35, -36, -37, -38, -39};
private EditsVisitor v;
private int editsVersion = 0;
@@ -102,20 +102,29 @@ class EditsLoaderCurrent implements Edit
private void visit_OP_ADD_or_OP_CLOSE(FSEditLogOpCodes editsOpCode)
throws IOException {
visitTxId();
-
- IntToken opAddLength = v.visitInt(EditsElement.LENGTH);
- // this happens if the edits is not properly ended (-1 op code),
- // it is padded at the end with all zeros, OP_ADD is zero so
- // without this check we would treat all zeros as empty OP_ADD)
- if(opAddLength.value == 0) {
- throw new IOException("OpCode " + editsOpCode +
- " has zero length (corrupted edits)");
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ IntToken opAddLength = v.visitInt(EditsElement.LENGTH);
+ // this happens if the edits is not properly ended (-1 op code),
+ // it is padded at the end with all zeros, OP_ADD is zero so
+ // without this check we would treat all zeros as empty OP_ADD)
+ if (opAddLength.value == 0) {
+ throw new IOException("OpCode " + editsOpCode
+ + " has zero length (corrupted edits)");
+ }
}
+
v.visitStringUTF8(EditsElement.PATH);
- v.visitStringUTF8(EditsElement.REPLICATION);
- v.visitStringUTF8(EditsElement.MTIME);
- v.visitStringUTF8(EditsElement.ATIME);
- v.visitStringUTF8(EditsElement.BLOCKSIZE);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitShort(EditsElement.REPLICATION);
+ v.visitLong(EditsElement.MTIME);
+ v.visitLong(EditsElement.ATIME);
+ v.visitLong(EditsElement.BLOCKSIZE);
+ } else {
+ v.visitStringUTF8(EditsElement.REPLICATION);
+ v.visitStringUTF8(EditsElement.MTIME);
+ v.visitStringUTF8(EditsElement.ATIME);
+ v.visitStringUTF8(EditsElement.BLOCKSIZE);
+ }
// now read blocks
IntToken numBlocksToken = v.visitInt(EditsElement.NUMBLOCKS);
for (int i = 0; i < numBlocksToken.value; i++) {
@@ -146,11 +155,16 @@ class EditsLoaderCurrent implements Edit
*/
private void visit_OP_RENAME_OLD() throws IOException {
visitTxId();
-
- v.visitInt( EditsElement.LENGTH);
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitInt(EditsElement.LENGTH);
+ }
v.visitStringUTF8( EditsElement.SOURCE);
v.visitStringUTF8( EditsElement.DESTINATION);
- v.visitStringUTF8( EditsElement.TIMESTAMP);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitLong(EditsElement.TIMESTAMP);
+ } else {
+ v.visitStringUTF8(EditsElement.TIMESTAMP);
+ }
}
/**
@@ -158,10 +172,15 @@ class EditsLoaderCurrent implements Edit
*/
private void visit_OP_DELETE() throws IOException {
visitTxId();
-
- v.visitInt( EditsElement.LENGTH);
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitInt(EditsElement.LENGTH);
+ }
v.visitStringUTF8( EditsElement.PATH);
- v.visitStringUTF8( EditsElement.TIMESTAMP);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitLong(EditsElement.TIMESTAMP);
+ } else {
+ v.visitStringUTF8(EditsElement.TIMESTAMP);
+ }
}
/**
@@ -169,11 +188,17 @@ class EditsLoaderCurrent implements Edit
*/
private void visit_OP_MKDIR() throws IOException {
visitTxId();
-
- v.visitInt( EditsElement.LENGTH);
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitInt(EditsElement.LENGTH);
+ }
v.visitStringUTF8( EditsElement.PATH);
- v.visitStringUTF8( EditsElement.TIMESTAMP);
- v.visitStringUTF8( EditsElement.ATIME);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitLong(EditsElement.TIMESTAMP);
+ v.visitLong(EditsElement.ATIME);
+ } else {
+ v.visitStringUTF8(EditsElement.TIMESTAMP);
+ v.visitStringUTF8(EditsElement.ATIME);
+ }
// PERMISSION_STATUS
v.visitEnclosingElement( EditsElement.PERMISSION_STATUS);
@@ -191,7 +216,11 @@ class EditsLoaderCurrent implements Edit
visitTxId();
v.visitStringUTF8(EditsElement.PATH);
- v.visitStringUTF8(EditsElement.REPLICATION);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitShort(EditsElement.REPLICATION);
+ } else {
+ v.visitStringUTF8(EditsElement.REPLICATION);
+ }
}
/**
@@ -229,11 +258,17 @@ class EditsLoaderCurrent implements Edit
*/
private void visit_OP_TIMES() throws IOException {
visitTxId();
-
- v.visitInt( EditsElement.LENGTH);
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitInt(EditsElement.LENGTH);
+ }
v.visitStringUTF8( EditsElement.PATH);
- v.visitStringUTF8( EditsElement.MTIME);
- v.visitStringUTF8( EditsElement.ATIME);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitLong(EditsElement.MTIME);
+ v.visitLong(EditsElement.ATIME);
+ } else {
+ v.visitStringUTF8(EditsElement.MTIME);
+ v.visitStringUTF8(EditsElement.ATIME);
+ }
}
/**
@@ -252,11 +287,16 @@ class EditsLoaderCurrent implements Edit
*/
private void visit_OP_RENAME() throws IOException {
visitTxId();
-
- v.visitInt( EditsElement.LENGTH);
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitInt(EditsElement.LENGTH);
+ }
v.visitStringUTF8( EditsElement.SOURCE);
v.visitStringUTF8( EditsElement.DESTINATION);
- v.visitStringUTF8( EditsElement.TIMESTAMP);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitLong(EditsElement.TIMESTAMP);
+ } else {
+ v.visitStringUTF8(EditsElement.TIMESTAMP);
+ }
v.visitBytesWritable( EditsElement.RENAME_OPTIONS);
}
@@ -265,15 +305,25 @@ class EditsLoaderCurrent implements Edit
*/
private void visit_OP_CONCAT_DELETE() throws IOException {
visitTxId();
-
- IntToken lengthToken = v.visitInt(EditsElement.LENGTH);
+ int sourceCount = 0;
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ IntToken lengthToken = v.visitInt(EditsElement.LENGTH);
+ sourceCount = lengthToken.value - 2;
+ }
v.visitStringUTF8(EditsElement.CONCAT_TARGET);
// all except of CONCAT_TARGET and TIMESTAMP
- int sourceCount = lengthToken.value - 2;
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ IntToken lengthToken = v.visitInt(EditsElement.LENGTH);
+ sourceCount = lengthToken.value;
+ }
for(int i = 0; i < sourceCount; i++) {
v.visitStringUTF8(EditsElement.CONCAT_SOURCE);
}
- v.visitStringUTF8(EditsElement.TIMESTAMP);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitLong(EditsElement.TIMESTAMP);
+ } else {
+ v.visitStringUTF8(EditsElement.TIMESTAMP);
+ }
}
/**
@@ -281,12 +331,18 @@ class EditsLoaderCurrent implements Edit
*/
private void visit_OP_SYMLINK() throws IOException {
visitTxId();
-
- v.visitInt( EditsElement.LENGTH);
+ if (!LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitInt(EditsElement.LENGTH);
+ }
v.visitStringUTF8( EditsElement.SOURCE);
v.visitStringUTF8( EditsElement.DESTINATION);
- v.visitStringUTF8( EditsElement.MTIME);
- v.visitStringUTF8( EditsElement.ATIME);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitLong(EditsElement.MTIME);
+ v.visitLong(EditsElement.ATIME);
+ } else {
+ v.visitStringUTF8(EditsElement.MTIME);
+ v.visitStringUTF8(EditsElement.ATIME);
+ }
// PERMISSION_STATUS
v.visitEnclosingElement(EditsElement.PERMISSION_STATUS);
@@ -303,15 +359,19 @@ class EditsLoaderCurrent implements Edit
private void visit_OP_GET_DELEGATION_TOKEN() throws IOException {
visitTxId();
- v.visitByte( EditsElement.T_VERSION);
- v.visitStringText( EditsElement.T_OWNER);
- v.visitStringText( EditsElement.T_RENEWER);
- v.visitStringText( EditsElement.T_REAL_USER);
- v.visitVLong( EditsElement.T_ISSUE_DATE);
- v.visitVLong( EditsElement.T_MAX_DATE);
- v.visitVInt( EditsElement.T_SEQUENCE_NUMBER);
- v.visitVInt( EditsElement.T_MASTER_KEY_ID);
- v.visitStringUTF8( EditsElement.T_EXPIRY_TIME);
+ v.visitByte(EditsElement.T_VERSION);
+ v.visitStringText(EditsElement.T_OWNER);
+ v.visitStringText(EditsElement.T_RENEWER);
+ v.visitStringText(EditsElement.T_REAL_USER);
+ v.visitVLong(EditsElement.T_ISSUE_DATE);
+ v.visitVLong(EditsElement.T_MAX_DATE);
+ v.visitVInt(EditsElement.T_SEQUENCE_NUMBER);
+ v.visitVInt(EditsElement.T_MASTER_KEY_ID);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitLong(EditsElement.T_EXPIRY_TIME);
+ } else {
+ v.visitStringUTF8(EditsElement.T_EXPIRY_TIME);
+ }
}
/**
@@ -321,15 +381,19 @@ class EditsLoaderCurrent implements Edit
throws IOException {
visitTxId();
- v.visitByte( EditsElement.T_VERSION);
- v.visitStringText( EditsElement.T_OWNER);
- v.visitStringText( EditsElement.T_RENEWER);
- v.visitStringText( EditsElement.T_REAL_USER);
- v.visitVLong( EditsElement.T_ISSUE_DATE);
- v.visitVLong( EditsElement.T_MAX_DATE);
- v.visitVInt( EditsElement.T_SEQUENCE_NUMBER);
- v.visitVInt( EditsElement.T_MASTER_KEY_ID);
- v.visitStringUTF8( EditsElement.T_EXPIRY_TIME);
+ v.visitByte(EditsElement.T_VERSION);
+ v.visitStringText(EditsElement.T_OWNER);
+ v.visitStringText(EditsElement.T_RENEWER);
+ v.visitStringText(EditsElement.T_REAL_USER);
+ v.visitVLong(EditsElement.T_ISSUE_DATE);
+ v.visitVLong(EditsElement.T_MAX_DATE);
+ v.visitVInt(EditsElement.T_SEQUENCE_NUMBER);
+ v.visitVInt(EditsElement.T_MASTER_KEY_ID);
+ if (LayoutVersion.supports(Feature.EDITLOG_OP_OPTIMIZATION, editsVersion)) {
+ v.visitLong(EditsElement.T_EXPIRY_TIME);
+ } else {
+ v.visitStringUTF8(EditsElement.T_EXPIRY_TIME);
+ }
}
/**
Modified: hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/ImageLoaderCurrent.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/ImageLoaderCurrent.java?rev=1232203&r1=1232202&r2=1232203&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/ImageLoaderCurrent.java (original)
+++ hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/ImageLoaderCurrent.java Mon Jan 16 22:42:46 2012
@@ -122,7 +122,7 @@ class ImageLoaderCurrent implements Imag
protected final DateFormat dateFormat =
new SimpleDateFormat("yyyy-MM-dd HH:mm");
private static int[] versions = { -16, -17, -18, -19, -20, -21, -22, -23,
- -24, -25, -26, -27, -28, -30, -31, -32, -33, -34, -35, -36, -37, -38};
+ -24, -25, -26, -27, -28, -30, -31, -32, -33, -34, -35, -36, -37, -38, -39};
private int imageVersion = 0;
/* (non-Javadoc)
Modified: hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java?rev=1232203&r1=1232202&r2=1232203&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java (original)
+++ hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java Mon Jan 16 22:42:46 2012
@@ -17,7 +17,10 @@
*/
package org.apache.hadoop.hdfs.server.namenode;
-import static org.junit.Assert.*;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
import java.io.File;
import java.io.FileInputStream;