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HDFS-8082. Move dfs.client.read.*, dfs.client.short.circuit.*, dfs.client.mmap.* and dfs.client.hedged.read.* conf from DFSConfigKeys to HdfsClientConfigKeys.

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This commit is contained in:
Tsz-Wo Nicholas Sze 2015-04-16 13:22:31 -07:00
parent 80a2a12423
commit 75bbcc8bf3
28 changed files with 360 additions and 239 deletions
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63
hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/client/HdfsClientConfigKeys.java
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@ -32,8 +32,8 @@ public interface HdfsClientConfigKeys {
static final String PREFIX = "dfs.client.";
/** Client retry configuration properties */
public interface Retry {
/** dfs.client.retry configuration properties */
interface Retry {
String PREFIX = HdfsClientConfigKeys.PREFIX + "retry.";
String POLICY_ENABLED_KEY = PREFIX + "policy.enabled";
@ -53,7 +53,7 @@ public interface Retry {
int WINDOW_BASE_DEFAULT = 3000;
}
/** Client failover configuration properties */
/** dfs.client.failover configuration properties */
interface Failover {
String PREFIX = HdfsClientConfigKeys.PREFIX + "failover.";
@ -70,6 +70,7 @@ interface Failover {
int CONNECTION_RETRIES_ON_SOCKET_TIMEOUTS_DEFAULT = 0;
}
/** dfs.client.write configuration properties */
interface Write {
String PREFIX = HdfsClientConfigKeys.PREFIX + "write.";
@ -92,6 +93,7 @@ interface ByteArrayManager {
}
}
/** dfs.client.block.write configuration properties */
interface BlockWrite {
String PREFIX = HdfsClientConfigKeys.PREFIX + "block.write.";
@ -114,7 +116,60 @@ interface ReplaceDatanodeOnFailure {
}
}
/** HTTP client configuration properties */
/** dfs.client.read configuration properties */
interface Read {
String PREFIX = HdfsClientConfigKeys.PREFIX + "read.";
String PREFETCH_SIZE_KEY = PREFIX + "prefetch.size";
interface ShortCircuit {
String PREFIX = Read.PREFIX + "shortcircuit.";
String KEY = PREFIX.substring(0, PREFIX.length()-1);
boolean DEFAULT = false;
String SKIP_CHECKSUM_KEY = PREFIX + "skip.checksum";
boolean SKIP_CHECKSUM_DEFAULT = false;
String BUFFER_SIZE_KEY = PREFIX + "buffer.size";
int BUFFER_SIZE_DEFAULT = 1024 * 1024;
String STREAMS_CACHE_SIZE_KEY = PREFIX + "streams.cache.size";
int STREAMS_CACHE_SIZE_DEFAULT = 256;
String STREAMS_CACHE_EXPIRY_MS_KEY = PREFIX + "streams.cache.expiry.ms";
long STREAMS_CACHE_EXPIRY_MS_DEFAULT = 5*MINUTE;
}
}
/** dfs.client.short.circuit configuration properties */
interface ShortCircuit {
String PREFIX = Read.PREFIX + "short.circuit.";
String REPLICA_STALE_THRESHOLD_MS_KEY = PREFIX + "replica.stale.threshold.ms";
long REPLICA_STALE_THRESHOLD_MS_DEFAULT = 30*MINUTE;
}
/** dfs.client.mmap configuration properties */
interface Mmap {
String PREFIX = HdfsClientConfigKeys.PREFIX + "mmap.";
String ENABLED_KEY = PREFIX + "enabled";
boolean ENABLED_DEFAULT = true;
String CACHE_SIZE_KEY = PREFIX + "cache.size";
int CACHE_SIZE_DEFAULT = 256;
String CACHE_TIMEOUT_MS_KEY = PREFIX + "cache.timeout.ms";
long CACHE_TIMEOUT_MS_DEFAULT = 60*MINUTE;
String RETRY_TIMEOUT_MS_KEY = PREFIX + "retry.timeout.ms";
long RETRY_TIMEOUT_MS_DEFAULT = 5*MINUTE;
}
/** dfs.client.hedged.read configuration properties */
interface HedgedRead {
String THRESHOLD_MILLIS_KEY = PREFIX + "threshold.millis";
long THRESHOLD_MILLIS_DEFAULT = 500;
String THREADPOOL_SIZE_KEY = PREFIX + "threadpool.size";
int THREADPOOL_SIZE_DEFAULT = 0;
}
/** dfs.http.client configuration properties */
interface HttpClient {
String PREFIX = "dfs.http.client.";

4
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -438,6 +438,10 @@ Release 2.8.0 - UNRELEASED
HDFS-8144. Split TestLazyPersistFiles into multiple tests. (Arpit Agarwal)
HDFS-8082. Move dfs.client.read.*, dfs.client.short.circuit.*,
dfs.client.mmap.* and dfs.client.hedged.read.* conf from DFSConfigKeys
to HdfsClientConfigKeys. (szetszwo)
OPTIMIZATIONS
HDFS-8026. Trace FSOutputSummer#writeChecksumChunks rather than

3
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/BlockReaderLocalLegacy.java
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@ -35,6 +35,7 @@
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.ReadOption;
import org.apache.hadoop.fs.StorageType;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.client.impl.DfsClientConf;
import org.apache.hadoop.hdfs.client.impl.DfsClientConf.ShortCircuitConf;
import org.apache.hadoop.hdfs.protocol.BlockLocalPathInfo;
@ -307,7 +308,7 @@ private static int getSlowReadBufferNumChunks(int bufferSizeBytes,
throw new IllegalArgumentException("Configured BlockReaderLocalLegacy " +
"buffer size (" + bufferSizeBytes + ") is not large enough to hold " +
"a single chunk (" + bytesPerChecksum + "). Please configure " +
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_KEY +
HdfsClientConfigKeys.Read.ShortCircuit.BUFFER_SIZE_KEY +
" appropriately");
}

22
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
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@ -232,7 +232,7 @@ public class DFSClient implements java.io.Closeable, RemotePeerFactory,
private final CachingStrategy defaultReadCachingStrategy;
private final CachingStrategy defaultWriteCachingStrategy;
private final ClientContext clientContext;
private volatile long hedgedReadThresholdMillis;
private static final DFSHedgedReadMetrics HEDGED_READ_METRIC =
new DFSHedgedReadMetrics();
private static ThreadPoolExecutor HEDGED_READ_THREAD_POOL;
@ -367,14 +367,9 @@ public DFSClient(URI nameNodeUri, ClientProtocol rpcNamenode,
this.clientContext = ClientContext.get(
conf.get(DFS_CLIENT_CONTEXT, DFS_CLIENT_CONTEXT_DEFAULT),
dfsClientConf);
this.hedgedReadThresholdMillis = conf.getLong(
DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS,
DFSConfigKeys.DEFAULT_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS);
int numThreads = conf.getInt(
DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE,
DFSConfigKeys.DEFAULT_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE);
if (numThreads > 0) {
this.initThreadsNumForHedgedReads(numThreads);
if (dfsClientConf.getHedgedReadThreadpoolSize() > 0) {
this.initThreadsNumForHedgedReads(dfsClientConf.getHedgedReadThreadpoolSize());
}
this.saslClient = new SaslDataTransferClient(
conf, DataTransferSaslUtil.getSaslPropertiesResolver(conf),
@ -3133,15 +3128,6 @@ public void rejectedExecution(Runnable runnable,
}
}
long getHedgedReadTimeout() {
return this.hedgedReadThresholdMillis;
}
@VisibleForTesting
void setHedgedReadTimeout(long timeoutMillis) {
this.hedgedReadThresholdMillis = timeoutMillis;
}
ThreadPoolExecutor getHedgedReadsThreadPool() {
return HEDGED_READ_THREAD_POOL;
}

125
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
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@ -688,7 +688,7 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
// client retry confs are moved to HdfsClientConfigKeys.Retry
// dfs.client.retry confs are moved to HdfsClientConfigKeys.Retry
@Deprecated
public static final String DFS_CLIENT_RETRY_POLICY_ENABLED_KEY
= HdfsClientConfigKeys.Retry.POLICY_ENABLED_KEY;
@ -726,7 +726,7 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
public static final int DFS_CLIENT_RETRY_WINDOW_BASE_DEFAULT
= HdfsClientConfigKeys.Retry.WINDOW_BASE_DEFAULT;
// client failover confs are moved to HdfsClientConfigKeys.Failover
// dfs.client.failover confs are moved to HdfsClientConfigKeys.Failover
@Deprecated
public static final String DFS_CLIENT_FAILOVER_PROXY_PROVIDER_KEY_PREFIX
= HdfsClientConfigKeys.Failover.PROXY_PROVIDER_KEY_PREFIX;
@ -761,7 +761,7 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
public static final int DFS_CLIENT_FAILOVER_CONNECTION_RETRIES_ON_SOCKET_TIMEOUTS_DEFAULT
= HdfsClientConfigKeys.Failover.CONNECTION_RETRIES_ON_SOCKET_TIMEOUTS_DEFAULT;
// client write confs are moved to HdfsClientConfigKeys.Write
// dfs.client.write confs are moved to HdfsClientConfigKeys.Write
@Deprecated
public static final String DFS_CLIENT_WRITE_MAX_PACKETS_IN_FLIGHT_KEY
= HdfsClientConfigKeys.Write.MAX_PACKETS_IN_FLIGHT_KEY;
@ -799,7 +799,7 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
public static final long DFS_CLIENT_WRITE_BYTE_ARRAY_MANAGER_COUNT_RESET_TIME_PERIOD_MS_DEFAULT
= HdfsClientConfigKeys.Write.ByteArrayManager.COUNT_RESET_TIME_PERIOD_MS_DEFAULT;
// client block.write confs are moved to HdfsClientConfigKeys.BlockWrite
// dfs.client.block.write confs are moved to HdfsClientConfigKeys.BlockWrite
@Deprecated
public static final String DFS_CLIENT_BLOCK_WRITE_RETRIES_KEY
= HdfsClientConfigKeys.BlockWrite.RETRIES_KEY;
@ -837,9 +837,91 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
public static final boolean DFS_CLIENT_WRITE_REPLACE_DATANODE_ON_FAILURE_BEST_EFFORT_DEFAULT
= HdfsClientConfigKeys.BlockWrite.ReplaceDatanodeOnFailure.BEST_EFFORT_DEFAULT;
// dfs.client.read confs are moved to HdfsClientConfigKeys.Read
@Deprecated
public static final String DFS_CLIENT_READ_PREFETCH_SIZE_KEY
= HdfsClientConfigKeys.Read.PREFETCH_SIZE_KEY;
@Deprecated
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_KEY
= HdfsClientConfigKeys.Read.ShortCircuit.KEY;
@Deprecated
public static final boolean DFS_CLIENT_READ_SHORTCIRCUIT_DEFAULT
= HdfsClientConfigKeys.Read.ShortCircuit.DEFAULT;
@Deprecated
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY
= HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY;
@Deprecated
public static final boolean DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_DEFAULT
= HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_DEFAULT;
@Deprecated
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_KEY
= HdfsClientConfigKeys.Read.ShortCircuit.BUFFER_SIZE_KEY;
@Deprecated
public static final int DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_DEFAULT
= HdfsClientConfigKeys.Read.ShortCircuit.BUFFER_SIZE_DEFAULT;
@Deprecated
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_KEY
= HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_SIZE_KEY;
@Deprecated
public static final int DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_DEFAULT
= HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_SIZE_DEFAULT;
@Deprecated
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY
= HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_EXPIRY_MS_KEY;
@Deprecated
public static final long DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_DEFAULT
= HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_EXPIRY_MS_DEFAULT;
// dfs.client.mmap confs are moved to HdfsClientConfigKeys.Mmap
@Deprecated
public static final String DFS_CLIENT_MMAP_ENABLED
= HdfsClientConfigKeys.Mmap.ENABLED_KEY;
@Deprecated
public static final boolean DFS_CLIENT_MMAP_ENABLED_DEFAULT
= HdfsClientConfigKeys.Mmap.ENABLED_DEFAULT;
@Deprecated
public static final String DFS_CLIENT_MMAP_CACHE_SIZE
= HdfsClientConfigKeys.Mmap.CACHE_SIZE_KEY;
@Deprecated
public static final int DFS_CLIENT_MMAP_CACHE_SIZE_DEFAULT
= HdfsClientConfigKeys.Mmap.CACHE_SIZE_DEFAULT;
@Deprecated
public static final String DFS_CLIENT_MMAP_CACHE_TIMEOUT_MS
= HdfsClientConfigKeys.Mmap.CACHE_TIMEOUT_MS_KEY;
@Deprecated
public static final long DFS_CLIENT_MMAP_CACHE_TIMEOUT_MS_DEFAULT
= HdfsClientConfigKeys.Mmap.CACHE_TIMEOUT_MS_DEFAULT;
@Deprecated
public static final String DFS_CLIENT_MMAP_RETRY_TIMEOUT_MS
= HdfsClientConfigKeys.Mmap.RETRY_TIMEOUT_MS_KEY;
@Deprecated
public static final long DFS_CLIENT_MMAP_RETRY_TIMEOUT_MS_DEFAULT
= HdfsClientConfigKeys.Mmap.RETRY_TIMEOUT_MS_DEFAULT;
// dfs.client.short.circuit confs are moved to HdfsClientConfigKeys.ShortCircuit
@Deprecated
public static final String DFS_CLIENT_SHORT_CIRCUIT_REPLICA_STALE_THRESHOLD_MS
= HdfsClientConfigKeys.ShortCircuit.REPLICA_STALE_THRESHOLD_MS_KEY;
@Deprecated
public static final long DFS_CLIENT_SHORT_CIRCUIT_REPLICA_STALE_THRESHOLD_MS_DEFAULT
= HdfsClientConfigKeys.ShortCircuit.REPLICA_STALE_THRESHOLD_MS_DEFAULT;
// dfs.client.hedged.read confs are moved to HdfsClientConfigKeys.HedgedRead
@Deprecated
public static final String DFS_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS
= HdfsClientConfigKeys.HedgedRead.THRESHOLD_MILLIS_KEY;
@Deprecated
public static final long DEFAULT_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS
= HdfsClientConfigKeys.HedgedRead.THRESHOLD_MILLIS_DEFAULT;
@Deprecated
public static final String DFS_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE
= HdfsClientConfigKeys.HedgedRead.THREADPOOL_SIZE_KEY;
@Deprecated
public static final int DEFAULT_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE
= HdfsClientConfigKeys.HedgedRead.THREADPOOL_SIZE_DEFAULT;
public static final String DFS_CLIENT_WRITE_PACKET_SIZE_KEY = "dfs.client-write-packet-size";
public static final int DFS_CLIENT_WRITE_PACKET_SIZE_DEFAULT = 64*1024;
@ -883,30 +965,9 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
public static final String DFS_CLIENT_LOCAL_INTERFACES = "dfs.client.local.interfaces";
public static final String DFS_CLIENT_READ_PREFETCH_SIZE_KEY = "dfs.client.read.prefetch.size";
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_KEY = "dfs.client.read.shortcircuit";
public static final boolean DFS_CLIENT_READ_SHORTCIRCUIT_DEFAULT = false;
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY = "dfs.client.read.shortcircuit.skip.checksum";
public static final boolean DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_DEFAULT = false;
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_KEY = "dfs.client.read.shortcircuit.buffer.size";
public static final int DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_DEFAULT = 1024 * 1024;
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_KEY = "dfs.client.read.shortcircuit.streams.cache.size";
public static final int DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_DEFAULT = 256;
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY = "dfs.client.read.shortcircuit.streams.cache.expiry.ms";
public static final long DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_DEFAULT = 5 * 60 * 1000;
public static final String DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC = "dfs.client.domain.socket.data.traffic";
public static final boolean DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC_DEFAULT = false;
public static final String DFS_CLIENT_MMAP_ENABLED= "dfs.client.mmap.enabled";
public static final boolean DFS_CLIENT_MMAP_ENABLED_DEFAULT = true;
public static final String DFS_CLIENT_MMAP_CACHE_SIZE = "dfs.client.mmap.cache.size";
public static final int DFS_CLIENT_MMAP_CACHE_SIZE_DEFAULT = 256;
public static final String DFS_CLIENT_MMAP_CACHE_TIMEOUT_MS = "dfs.client.mmap.cache.timeout.ms";
public static final long DFS_CLIENT_MMAP_CACHE_TIMEOUT_MS_DEFAULT = 60 * 60 * 1000;
public static final String DFS_CLIENT_MMAP_RETRY_TIMEOUT_MS = "dfs.client.mmap.retry.timeout.ms";
public static final long DFS_CLIENT_MMAP_RETRY_TIMEOUT_MS_DEFAULT = 5 * 60 * 1000;
public static final String DFS_CLIENT_SHORT_CIRCUIT_REPLICA_STALE_THRESHOLD_MS = "dfs.client.short.circuit.replica.stale.threshold.ms";
public static final long DFS_CLIENT_SHORT_CIRCUIT_REPLICA_STALE_THRESHOLD_MS_DEFAULT = 30 * 60 * 1000;
// The number of NN response dropped by client proactively in each RPC call.
// For testing NN retry cache, we can set this property with positive value.
@ -919,14 +980,4 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
"dfs.client.key.provider.cache.expiry";
public static final long DFS_CLIENT_KEY_PROVIDER_CACHE_EXPIRY_DEFAULT =
TimeUnit.DAYS.toMillis(10); // 10 days
// hedged read properties
public static final String DFS_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS =
"dfs.client.hedged.read.threshold.millis";
public static final long DEFAULT_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS =
500;
public static final String DFS_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE =
"dfs.client.hedged.read.threadpool.size";
public static final int DEFAULT_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE = 0;
}

5
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSInputStream.java
View File

@ -1196,6 +1196,7 @@ private void hedgedFetchBlockByteRange(long blockStartOffset, long start,
long end, byte[] buf, int offset,
Map<ExtendedBlock, Set<DatanodeInfo>> corruptedBlockMap)
throws IOException {
final DfsClientConf conf = dfsClient.getConf();
ArrayList<Future<ByteBuffer>> futures = new ArrayList<Future<ByteBuffer>>();
CompletionService<ByteBuffer> hedgedService =
new ExecutorCompletionService<ByteBuffer>(
@ -1223,13 +1224,13 @@ private void hedgedFetchBlockByteRange(long blockStartOffset, long start,
futures.add(firstRequest);
try {
Future<ByteBuffer> future = hedgedService.poll(
dfsClient.getHedgedReadTimeout(), TimeUnit.MILLISECONDS);
conf.getHedgedReadThresholdMillis(), TimeUnit.MILLISECONDS);
if (future != null) {
future.get();
return;
}
if (DFSClient.LOG.isDebugEnabled()) {
DFSClient.LOG.debug("Waited " + dfsClient.getHedgedReadTimeout()
DFSClient.LOG.debug("Waited " + conf.getHedgedReadThresholdMillis()
+ "ms to read from " + chosenNode.info
+ "; spawning hedged read");
}

6
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/HdfsConfiguration.java
View File

@ -18,9 +18,9 @@
package org.apache.hadoop.hdfs;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
/**
* Adds deprecated keys into the configuration.
@ -85,7 +85,7 @@ private static void addDeprecatedKeys() {
new DeprecationDelta("dfs.name.edits.dir",
DFSConfigKeys.DFS_NAMENODE_EDITS_DIR_KEY),
new DeprecationDelta("dfs.read.prefetch.size",
DFSConfigKeys.DFS_CLIENT_READ_PREFETCH_SIZE_KEY),
HdfsClientConfigKeys.Read.PREFETCH_SIZE_KEY),
new DeprecationDelta("dfs.safemode.extension",
DFSConfigKeys.DFS_NAMENODE_SAFEMODE_EXTENSION_KEY),
new DeprecationDelta("dfs.safemode.threshold.pct",

69
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/client/impl/DfsClientConf.java
View File

@ -27,7 +27,6 @@
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_DATANODE_RESTART_TIMEOUT_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_MAX_BLOCK_ACQUIRE_FAILURES_DEFAULT;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_MAX_BLOCK_ACQUIRE_FAILURES_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_READ_PREFETCH_SIZE_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_SOCKET_CACHE_CAPACITY_DEFAULT;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_SOCKET_CACHE_CAPACITY_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_SOCKET_CACHE_EXPIRY_MSEC_DEFAULT;
@ -98,6 +97,9 @@ public class DfsClientConf {
private final long slowIoWarningThresholdMs;
private final ShortCircuitConf shortCircuitConf;
private final long hedgedReadThresholdMillis;
private final int hedgedReadThreadpoolSize;
public DfsClientConf(Configuration conf) {
// The hdfsTimeout is currently the same as the ipc timeout
@ -172,7 +174,7 @@ public DfsClientConf(Configuration conf) {
excludedNodesCacheExpiry = conf.getLong(
HdfsClientConfigKeys.Write.EXCLUDE_NODES_CACHE_EXPIRY_INTERVAL_KEY,
HdfsClientConfigKeys.Write.EXCLUDE_NODES_CACHE_EXPIRY_INTERVAL_DEFAULT);
prefetchSize = conf.getLong(DFS_CLIENT_READ_PREFETCH_SIZE_KEY,
prefetchSize = conf.getLong(HdfsClientConfigKeys.Read.PREFETCH_SIZE_KEY,
10 * defaultBlockSize);
numCachedConnRetry = conf.getInt(DFS_CLIENT_CACHED_CONN_RETRY_KEY,
DFS_CLIENT_CACHED_CONN_RETRY_DEFAULT);
@ -206,6 +208,13 @@ public DfsClientConf(Configuration conf) {
DFSConfigKeys.DFS_CLIENT_SLOW_IO_WARNING_THRESHOLD_DEFAULT);
shortCircuitConf = new ShortCircuitConf(conf);
hedgedReadThresholdMillis = conf.getLong(
HdfsClientConfigKeys.HedgedRead.THRESHOLD_MILLIS_KEY,
HdfsClientConfigKeys.HedgedRead.THRESHOLD_MILLIS_DEFAULT);
hedgedReadThreadpoolSize = conf.getInt(
HdfsClientConfigKeys.HedgedRead.THREADPOOL_SIZE_KEY,
HdfsClientConfigKeys.HedgedRead.THREADPOOL_SIZE_DEFAULT);
}
private DataChecksum.Type getChecksumType(Configuration conf) {
@ -468,6 +477,20 @@ public long getSlowIoWarningThresholdMs() {
return slowIoWarningThresholdMs;
}
/**
* @return the hedgedReadThresholdMillis
*/
public long getHedgedReadThresholdMillis() {
return hedgedReadThresholdMillis;
}
/**
* @return the hedgedReadThreadpoolSize
*/
public int getHedgedReadThreadpoolSize() {
return hedgedReadThreadpoolSize;
}
/**
* @return the shortCircuitConf
*/
@ -520,8 +543,8 @@ public ShortCircuitConf(Configuration conf) {
DFSConfigKeys.DFS_CLIENT_USE_LEGACY_BLOCKREADERLOCAL,
DFSConfigKeys.DFS_CLIENT_USE_LEGACY_BLOCKREADERLOCAL_DEFAULT);
shortCircuitLocalReads = conf.getBoolean(
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_DEFAULT);
HdfsClientConfigKeys.Read.ShortCircuit.KEY,
HdfsClientConfigKeys.Read.ShortCircuit.DEFAULT);
domainSocketDataTraffic = conf.getBoolean(
DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC,
DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC_DEFAULT);
@ -532,7 +555,7 @@ public ShortCircuitConf(Configuration conf) {
if (LOG.isDebugEnabled()) {
LOG.debug(DFSConfigKeys.DFS_CLIENT_USE_LEGACY_BLOCKREADERLOCAL
+ " = " + useLegacyBlockReaderLocal);
LOG.debug(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY
LOG.debug(HdfsClientConfigKeys.Read.ShortCircuit.KEY
+ " = " + shortCircuitLocalReads);
LOG.debug(DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC
+ " = " + domainSocketDataTraffic);
@ -541,32 +564,32 @@ public ShortCircuitConf(Configuration conf) {
}
skipShortCircuitChecksums = conf.getBoolean(
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_DEFAULT);
HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_DEFAULT);
shortCircuitBufferSize = conf.getInt(
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_DEFAULT);
HdfsClientConfigKeys.Read.ShortCircuit.BUFFER_SIZE_KEY,
HdfsClientConfigKeys.Read.ShortCircuit.BUFFER_SIZE_DEFAULT);
shortCircuitStreamsCacheSize = conf.getInt(
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_DEFAULT);
HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_SIZE_KEY,
HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_SIZE_DEFAULT);
shortCircuitStreamsCacheExpiryMs = conf.getLong(
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_DEFAULT);
HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_EXPIRY_MS_KEY,
HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_EXPIRY_MS_DEFAULT);
shortCircuitMmapEnabled = conf.getBoolean(
DFSConfigKeys.DFS_CLIENT_MMAP_ENABLED,
DFSConfigKeys.DFS_CLIENT_MMAP_ENABLED_DEFAULT);
HdfsClientConfigKeys.Mmap.ENABLED_KEY,
HdfsClientConfigKeys.Mmap.ENABLED_DEFAULT);
shortCircuitMmapCacheSize = conf.getInt(
DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_SIZE,
DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_SIZE_DEFAULT);
HdfsClientConfigKeys.Mmap.CACHE_SIZE_KEY,
HdfsClientConfigKeys.Mmap.CACHE_SIZE_DEFAULT);
shortCircuitMmapCacheExpiryMs = conf.getLong(
DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_TIMEOUT_MS,
DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_TIMEOUT_MS_DEFAULT);
HdfsClientConfigKeys.Mmap.CACHE_TIMEOUT_MS_KEY,
HdfsClientConfigKeys.Mmap.CACHE_TIMEOUT_MS_DEFAULT);
shortCircuitMmapCacheRetryTimeout = conf.getLong(
DFSConfigKeys.DFS_CLIENT_MMAP_RETRY_TIMEOUT_MS,
DFSConfigKeys.DFS_CLIENT_MMAP_RETRY_TIMEOUT_MS_DEFAULT);
HdfsClientConfigKeys.Mmap.RETRY_TIMEOUT_MS_KEY,
HdfsClientConfigKeys.Mmap.RETRY_TIMEOUT_MS_DEFAULT);
shortCircuitCacheStaleThresholdMs = conf.getLong(
DFSConfigKeys.DFS_CLIENT_SHORT_CIRCUIT_REPLICA_STALE_THRESHOLD_MS,
DFSConfigKeys.DFS_CLIENT_SHORT_CIRCUIT_REPLICA_STALE_THRESHOLD_MS_DEFAULT);
HdfsClientConfigKeys.ShortCircuit.REPLICA_STALE_THRESHOLD_MS_KEY,
HdfsClientConfigKeys.ShortCircuit.REPLICA_STALE_THRESHOLD_MS_DEFAULT);
shortCircuitSharedMemoryWatcherInterruptCheckMs = conf.getInt(
DFSConfigKeys.DFS_SHORT_CIRCUIT_SHARED_MEMORY_WATCHER_INTERRUPT_CHECK_MS,
DFSConfigKeys.DFS_SHORT_CIRCUIT_SHARED_MEMORY_WATCHER_INTERRUPT_CHECK_MS_DEFAULT);

37
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
View File

@ -38,8 +38,8 @@
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_KERBEROS_PRINCIPAL_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_KEYTAB_FILE_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_MAX_LOCKED_MEMORY_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_NETWORK_COUNTS_CACHE_MAX_SIZE_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_NETWORK_COUNTS_CACHE_MAX_SIZE_DEFAULT;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_NETWORK_COUNTS_CACHE_MAX_SIZE_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_PLUGINS_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_STARTUP_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_MAX_NUM_BLOCKS_TO_LOG_DEFAULT;
@ -87,10 +87,6 @@
import javax.management.ObjectName;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.Lists;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience;
@ -102,13 +98,14 @@
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.LocalFileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.fs.StorageType;
import org.apache.hadoop.hdfs.client.BlockReportOptions;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.hdfs.DFSConfigKeys;
import org.apache.hadoop.hdfs.DFSUtil;
import org.apache.hadoop.hdfs.HDFSPolicyProvider;
import org.apache.hadoop.hdfs.HdfsConfiguration;
import org.apache.hadoop.hdfs.client.BlockReportOptions;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.net.DomainPeerServer;
import org.apache.hadoop.hdfs.net.TcpPeerServer;
import org.apache.hadoop.hdfs.protocol.Block;
@ -142,8 +139,8 @@
import org.apache.hadoop.hdfs.protocolPB.PBHelper;
import org.apache.hadoop.hdfs.security.token.block.BlockPoolTokenSecretManager;
import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier;
import org.apache.hadoop.hdfs.security.token.block.BlockTokenSecretManager;
import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier.AccessMode;
import org.apache.hadoop.hdfs.security.token.block.BlockTokenSecretManager;
import org.apache.hadoop.hdfs.security.token.block.DataEncryptionKey;
import org.apache.hadoop.hdfs.security.token.block.ExportedBlockKeys;
import org.apache.hadoop.hdfs.security.token.block.InvalidBlockTokenException;
@ -186,7 +183,10 @@
import org.apache.hadoop.security.authorize.AccessControlList;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.security.token.TokenIdentifier;
import org.apache.hadoop.tracing.SpanReceiverHost;
import org.apache.hadoop.tracing.SpanReceiverInfo;
import org.apache.hadoop.tracing.TraceAdminPB.TraceAdminService;
import org.apache.hadoop.tracing.TraceAdminProtocol;
import org.apache.hadoop.tracing.TraceAdminProtocolPB;
import org.apache.hadoop.tracing.TraceAdminProtocolServerSideTranslatorPB;
import org.apache.hadoop.util.Daemon;
@ -198,14 +198,15 @@
import org.apache.hadoop.util.StringUtils;
import org.apache.hadoop.util.Time;
import org.apache.hadoop.util.VersionInfo;
import org.apache.hadoop.tracing.SpanReceiverHost;
import org.apache.hadoop.tracing.SpanReceiverInfo;
import org.apache.hadoop.tracing.TraceAdminProtocol;
import org.mortbay.util.ajax.JSON;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Joiner;
import com.google.common.base.Preconditions;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.Lists;
import com.google.protobuf.BlockingService;
/**********************************************************
@ -410,8 +411,8 @@ public static InetSocketAddress createSocketAddr(String target) {
conf.get("hadoop.hdfs.configuration.version", "UNSPECIFIED");
// Determine whether we should try to pass file descriptors to clients.
if (conf.getBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_DEFAULT)) {
if (conf.getBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY,
HdfsClientConfigKeys.Read.ShortCircuit.DEFAULT)) {
String reason = DomainSocket.getLoadingFailureReason();
if (reason != null) {
LOG.warn("File descriptor passing is disabled because " + reason);
@ -927,8 +928,8 @@ private void initDataXceiver(Configuration conf) throws IOException {
this.dataXceiverServer = new Daemon(threadGroup, xserver);
this.threadGroup.setDaemon(true); // auto destroy when empty
if (conf.getBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_DEFAULT) ||
if (conf.getBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY,
HdfsClientConfigKeys.Read.ShortCircuit.DEFAULT) ||
conf.getBoolean(DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC,
DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC_DEFAULT)) {
DomainPeerServer domainPeerServer =
@ -943,14 +944,14 @@ private void initDataXceiver(Configuration conf) throws IOException {
this.shortCircuitRegistry = new ShortCircuitRegistry(conf);
}
static DomainPeerServer getDomainPeerServer(Configuration conf,
private static DomainPeerServer getDomainPeerServer(Configuration conf,
int port) throws IOException {
String domainSocketPath =
conf.getTrimmed(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_DEFAULT);
if (domainSocketPath.isEmpty()) {
if (conf.getBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_DEFAULT) &&
if (conf.getBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY,
HdfsClientConfigKeys.Read.ShortCircuit.DEFAULT) &&
(!conf.getBoolean(DFSConfigKeys.DFS_CLIENT_USE_LEGACY_BLOCKREADERLOCAL,
DFSConfigKeys.DFS_CLIENT_USE_LEGACY_BLOCKREADERLOCAL_DEFAULT))) {
LOG.warn("Although short-circuit local reads are configured, " +

23
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/shortcircuit/ShortCircuitCache.java
View File

@ -37,8 +37,6 @@
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.DFSConfigKeys;
import org.apache.hadoop.hdfs.ExtendedBlockId;
import org.apache.hadoop.hdfs.client.impl.DfsClientConf.ShortCircuitConf;
import org.apache.hadoop.hdfs.net.DomainPeer;
@ -339,27 +337,6 @@ public interface ShortCircuitReplicaCreator {
*/
private final DfsClientShmManager shmManager;
/**
* Create a {@link ShortCircuitCache} object from a {@link Configuration}
*/
public static ShortCircuitCache fromConf(Configuration conf) {
return new ShortCircuitCache(
conf.getInt(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_DEFAULT),
conf.getLong(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY,
DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_DEFAULT),
conf.getInt(DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_SIZE,
DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_SIZE_DEFAULT),
conf.getLong(DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_TIMEOUT_MS,
DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_TIMEOUT_MS_DEFAULT),
conf.getLong(DFSConfigKeys.DFS_CLIENT_MMAP_RETRY_TIMEOUT_MS,
DFSConfigKeys.DFS_CLIENT_MMAP_RETRY_TIMEOUT_MS_DEFAULT),
conf.getLong(DFSConfigKeys.DFS_CLIENT_SHORT_CIRCUIT_REPLICA_STALE_THRESHOLD_MS,
DFSConfigKeys.DFS_CLIENT_SHORT_CIRCUIT_REPLICA_STALE_THRESHOLD_MS_DEFAULT),
conf.getInt(DFSConfigKeys.DFS_SHORT_CIRCUIT_SHARED_MEMORY_WATCHER_INTERRUPT_CHECK_MS,
DFSConfigKeys.DFS_SHORT_CIRCUIT_SHARED_MEMORY_WATCHER_INTERRUPT_CHECK_MS_DEFAULT));
}
public static ShortCircuitCache fromConf(ShortCircuitConf conf) {
return new ShortCircuitCache(
conf.getShortCircuitStreamsCacheSize(),

29
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/TestEnhancedByteBufferAccess.java
View File

@ -18,8 +18,6 @@
package org.apache.hadoop.fs;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CACHEREPORT_INTERVAL_MSEC_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_SIZE;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_MMAP_ENABLED;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_MAX_LOCKED_MEMORY_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_PATH_BASED_CACHE_REFRESH_INTERVAL_MS;
@ -48,6 +46,7 @@
import org.apache.hadoop.hdfs.ExtendedBlockId;
import org.apache.hadoop.hdfs.HdfsConfiguration;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.client.HdfsDataInputStream;
import org.apache.hadoop.hdfs.client.impl.DfsClientConf;
import org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo;
@ -120,15 +119,15 @@ public static HdfsConfiguration initZeroCopyTest() {
Assume.assumeTrue(NativeIO.isAvailable());
Assume.assumeTrue(SystemUtils.IS_OS_UNIX);
HdfsConfiguration conf = new HdfsConfiguration();
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setLong(DFSConfigKeys.DFS_BLOCK_SIZE_KEY, BLOCK_SIZE);
conf.setInt(DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_SIZE, 3);
conf.setLong(DFSConfigKeys.DFS_CLIENT_MMAP_CACHE_TIMEOUT_MS, 100);
conf.setInt(HdfsClientConfigKeys.Mmap.CACHE_SIZE_KEY, 3);
conf.setLong(HdfsClientConfigKeys.Mmap.CACHE_TIMEOUT_MS_KEY, 100);
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
new File(sockDir.getDir(),
"TestRequestMmapAccess._PORT.sock").getAbsolutePath());
conf.setBoolean(DFSConfigKeys.
DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
true);
conf.setLong(DFS_HEARTBEAT_INTERVAL_KEY, 1);
conf.setLong(DFS_CACHEREPORT_INTERVAL_MSEC_KEY, 1000);
conf.setLong(DFS_NAMENODE_PATH_BASED_CACHE_REFRESH_INTERVAL_MS, 1000);
@ -597,8 +596,8 @@ public void testZeroCopyReadOfCachedData() throws Exception {
final Path TEST_PATH = new Path("/a");
final int RANDOM_SEED = 23453;
HdfsConfiguration conf = initZeroCopyTest();
conf.setBoolean(DFSConfigKeys.
DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
false);
final String CONTEXT = "testZeroCopyReadOfCachedData";
conf.set(DFSConfigKeys.DFS_CLIENT_CONTEXT, CONTEXT);
conf.setLong(DFS_DATANODE_MAX_LOCKED_MEMORY_KEY,
@ -715,7 +714,7 @@ public void visit(int numOutstandingMmaps,
@Test
public void testClientMmapDisable() throws Exception {
HdfsConfiguration conf = initZeroCopyTest();
conf.setBoolean(DFS_CLIENT_MMAP_ENABLED, false);
conf.setBoolean(HdfsClientConfigKeys.Mmap.ENABLED_KEY, false);
MiniDFSCluster cluster = null;
final Path TEST_PATH = new Path("/a");
final int TEST_FILE_LENGTH = 16385;
@ -726,8 +725,8 @@ public void testClientMmapDisable() throws Exception {
conf.set(DFSConfigKeys.DFS_CLIENT_CONTEXT, CONTEXT);
try {
// With DFS_CLIENT_MMAP_ENABLED set to false, we should not do memory
// mapped reads.
// With HdfsClientConfigKeys.Mmap.ENABLED_KEY set to false,
// we should not do memory mapped reads.
cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
cluster.waitActive();
fs = cluster.getFileSystem();
@ -751,9 +750,9 @@ public void testClientMmapDisable() throws Exception {
fs = null;
cluster = null;
try {
// Now try again with DFS_CLIENT_MMAP_CACHE_SIZE == 0. It should work.
conf.setBoolean(DFS_CLIENT_MMAP_ENABLED, true);
conf.setInt(DFS_CLIENT_MMAP_CACHE_SIZE, 0);
// Now try again with HdfsClientConfigKeys.Mmap.CACHE_SIZE_KEY == 0.
conf.setBoolean(HdfsClientConfigKeys.Mmap.ENABLED_KEY, true);
conf.setInt(HdfsClientConfigKeys.Mmap.CACHE_SIZE_KEY, 0);
conf.set(DFSConfigKeys.DFS_CLIENT_CONTEXT, CONTEXT + ".1");
cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
cluster.waitActive();

6
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/TestUnbuffer.java
View File

@ -20,12 +20,12 @@
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.hdfs.DFSConfigKeys;
import org.apache.hadoop.hdfs.DFSTestUtil;
import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.PeerCache;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.io.IOUtils;
import org.junit.Assert;
import org.junit.Test;
@ -47,7 +47,7 @@ public void testUnbufferClosesSockets() throws Exception {
// Disable short-circuit reads. With short-circuit, we wouldn't hold open a
// TCP socket.
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, false);
// Set a really long socket timeout to avoid test timing issues.
conf.setLong(DFSConfigKeys.DFS_CLIENT_SOCKET_TIMEOUT_KEY,
@ -100,7 +100,7 @@ public void testUnbufferClosesSockets() throws Exception {
public void testOpenManyFilesViaTcp() throws Exception {
final int NUM_OPENS = 500;
Configuration conf = new Configuration();
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, false);
MiniDFSCluster cluster = null;
FSDataInputStream[] streams = new FSDataInputStream[NUM_OPENS];
try {

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DFSTestUtil.java
View File

@ -1462,7 +1462,7 @@ public ShortCircuitTestContext(String testName) {
public Configuration newConfiguration() {
Configuration conf = new Configuration();
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
new File(sockDir.getDir(),
testName + "._PORT.sock").getAbsolutePath());

9
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestBlockReaderFactory.java
View File

@ -20,8 +20,6 @@
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_BLOCK_SIZE_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_CONTEXT;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_SHORT_CIRCUIT_SHARED_MEMORY_WATCHER_INTERRUPT_CHECK_MS;
import static org.hamcrest.CoreMatchers.equalTo;
@ -43,6 +41,7 @@
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.protocol.DatanodeInfo;
import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.shortcircuit.DfsClientShmManager.PerDatanodeVisitorInfo;
@ -81,8 +80,8 @@ public static Configuration createShortCircuitConf(String testName,
conf.setLong(DFS_BLOCK_SIZE_KEY, 4096);
conf.set(DFS_DOMAIN_SOCKET_PATH_KEY, new File(sockDir.getDir(),
testName + "._PORT").getAbsolutePath());
conf.setBoolean(DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY,
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
false);
conf.setBoolean(DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC, false);
return conf;
@ -108,7 +107,7 @@ public void testFallbackFromShortCircuitToUnixDomainTraffic()
"testFallbackFromShortCircuitToUnixDomainTraffic_clientContext");
clientConf.setBoolean(DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC, true);
Configuration serverConf = new Configuration(clientConf);
serverConf.setBoolean(DFS_CLIENT_READ_SHORTCIRCUIT_KEY, false);
serverConf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, false);
MiniDFSCluster cluster =
new MiniDFSCluster.Builder(serverConf).numDataNodes(1).build();

9
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestBlockReaderLocal.java
View File

@ -32,6 +32,7 @@
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.client.HdfsDataInputStream;
import org.apache.hadoop.hdfs.client.impl.DfsClientConf;
import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
@ -123,8 +124,8 @@ public void runBlockReaderLocalTest(BlockReaderLocalTest test,
Assume.assumeThat(DomainSocket.getLoadingFailureReason(), equalTo(null));
MiniDFSCluster cluster = null;
HdfsConfiguration conf = new HdfsConfiguration();
conf.setBoolean(DFSConfigKeys.
DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, !checksum);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
!checksum);
conf.setLong(DFSConfigKeys.DFS_BYTES_PER_CHECKSUM_KEY,
BlockReaderLocalTest.BYTES_PER_CHECKSUM);
conf.set(DFSConfigKeys.DFS_CHECKSUM_TYPE_KEY, "CRC32C");
@ -721,10 +722,10 @@ private void testStatistics(boolean isShortCircuit) throws Exception {
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
new File(sockDir.getDir(), "TestStatisticsForLocalRead.%d.sock").
getAbsolutePath());
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
DomainSocket.disableBindPathValidation();
} else {
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, false);
}
MiniDFSCluster cluster = null;
final Path TEST_PATH = new Path("/a");

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestBlockReaderLocalLegacy.java
View File

@ -63,9 +63,9 @@ private static HdfsConfiguration getConfiguration(
new File(socketDir.getDir(), "TestBlockReaderLocalLegacy.%d.sock").
getAbsolutePath());
}
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_USE_LEGACY_BLOCKREADERLOCAL, true);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY,
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
false);
conf.set(DFSConfigKeys.DFS_BLOCK_LOCAL_PATH_ACCESS_USER_KEY,
UserGroupInformation.getCurrentUser().getShortUserName());

6
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestParallelRead.java
View File

@ -17,9 +17,7 @@
*/
package org.apache.hadoop.hdfs;
import org.apache.commons.logging.impl.Log4JLogger;
import org.apache.hadoop.hdfs.protocol.datatransfer.DataTransferProtocol;
import org.apache.log4j.Level;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.junit.AfterClass;
import org.junit.BeforeClass;
@ -29,7 +27,7 @@ static public void setupCluster() throws Exception {
// This is a test of the normal (TCP) read path. For this reason, we turn
// off both short-circuit local reads and UNIX domain socket data traffic.
HdfsConfiguration conf = new HdfsConfiguration();
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, false);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC,
false);
// dfs.domain.socket.path should be ignored because the previous two keys

7
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestParallelShortCircuitLegacyRead.java
View File

@ -17,6 +17,7 @@
*/
package org.apache.hadoop.hdfs;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.net.unix.DomainSocket;
import org.apache.hadoop.security.UserGroupInformation;
import org.junit.AfterClass;
@ -30,9 +31,9 @@ static public void setupCluster() throws Exception {
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY, "");
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_USE_LEGACY_BLOCKREADERLOCAL, true);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC, false);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(DFSConfigKeys.
DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
false);
conf.set(DFSConfigKeys.DFS_BLOCK_LOCAL_PATH_ACCESS_USER_KEY,
UserGroupInformation.getCurrentUser().getShortUserName());
DomainSocket.disableBindPathValidation();

10
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestParallelShortCircuitRead.java
View File

@ -17,15 +17,17 @@
*/
package org.apache.hadoop.hdfs;
import static org.hamcrest.CoreMatchers.equalTo;
import java.io.File;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.net.unix.DomainSocket;
import org.apache.hadoop.net.unix.TemporarySocketDirectory;
import org.junit.AfterClass;
import org.junit.Assume;
import org.junit.Before;
import org.junit.BeforeClass;
import static org.hamcrest.CoreMatchers.*;
public class TestParallelShortCircuitRead extends TestParallelReadUtil {
private static TemporarySocketDirectory sockDir;
@ -38,9 +40,9 @@ static public void setupCluster() throws Exception {
HdfsConfiguration conf = new HdfsConfiguration();
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
new File(sockDir.getDir(), "TestParallelLocalRead.%d.sock").getAbsolutePath());
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(DFSConfigKeys.
DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
false);
DomainSocket.disableBindPathValidation();
setupCluster(1, conf);
}

10
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestParallelShortCircuitReadNoChecksum.java
View File

@ -17,15 +17,17 @@
*/
package org.apache.hadoop.hdfs;
import static org.hamcrest.CoreMatchers.equalTo;
import java.io.File;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.net.unix.DomainSocket;
import org.apache.hadoop.net.unix.TemporarySocketDirectory;
import org.junit.AfterClass;
import org.junit.Assume;
import org.junit.Before;
import org.junit.BeforeClass;
import static org.hamcrest.CoreMatchers.*;
public class TestParallelShortCircuitReadNoChecksum extends TestParallelReadUtil {
private static TemporarySocketDirectory sockDir;
@ -38,9 +40,9 @@ static public void setupCluster() throws Exception {
HdfsConfiguration conf = new HdfsConfiguration();
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
new File(sockDir.getDir(), "TestParallelLocalRead.%d.sock").getAbsolutePath());
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(DFSConfigKeys.
DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
true);
DomainSocket.disableBindPathValidation();
setupCluster(1, conf);
}

15
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestParallelShortCircuitReadUnCached.java
View File

@ -17,14 +17,17 @@
*/
package org.apache.hadoop.hdfs;
import static org.hamcrest.CoreMatchers.equalTo;
import java.io.File;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.net.unix.DomainSocket;
import org.apache.hadoop.net.unix.TemporarySocketDirectory;
import org.junit.AfterClass;
import org.junit.Assume;
import org.junit.Before;
import org.junit.BeforeClass;
import static org.hamcrest.CoreMatchers.*;
/**
* This class tests short-circuit local reads without any FileInputStream or
@ -41,13 +44,13 @@ static public void setupCluster() throws Exception {
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
new File(sockDir.getDir(),
"TestParallelShortCircuitReadUnCached._PORT.sock").getAbsolutePath());
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
// Enabling data transfer encryption should have no effect when using
// short-circuit local reads. This is a regression test for HDFS-5353.
conf.setBoolean(DFSConfigKeys.DFS_ENCRYPT_DATA_TRANSFER_KEY, true);
conf.setBoolean(DFSConfigKeys.DFS_BLOCK_ACCESS_TOKEN_ENABLE_KEY, true);
conf.setBoolean(DFSConfigKeys.
DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
false);
conf.setBoolean(DFSConfigKeys.
DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC, true);
// We want to test reading from stale sockets.
@ -56,8 +59,8 @@ static public void setupCluster() throws Exception {
5 * 60 * 1000);
conf.setInt(DFSConfigKeys.DFS_CLIENT_SOCKET_CACHE_CAPACITY_KEY, 32);
// Avoid using the FileInputStreamCache.
conf.setInt(DFSConfigKeys.
DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_KEY, 0);
conf.setInt(HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_SIZE_KEY,
0);
DomainSocket.disableBindPathValidation();
DFSInputStream.tcpReadsDisabledForTesting = true;
setupCluster(1, conf);

6
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestParallelUnixDomainRead.java
View File

@ -17,15 +17,17 @@
*/
package org.apache.hadoop.hdfs;
import static org.hamcrest.CoreMatchers.equalTo;
import java.io.File;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.net.unix.DomainSocket;
import org.apache.hadoop.net.unix.TemporarySocketDirectory;
import org.junit.AfterClass;
import org.junit.Assume;
import org.junit.Before;
import org.junit.BeforeClass;
import static org.hamcrest.CoreMatchers.*;
public class TestParallelUnixDomainRead extends TestParallelReadUtil {
private static TemporarySocketDirectory sockDir;
@ -38,7 +40,7 @@ static public void setupCluster() throws Exception {
HdfsConfiguration conf = new HdfsConfiguration();
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
new File(sockDir.getDir(), "TestParallelLocalRead.%d.sock").getAbsolutePath());
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, false);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC, true);
DomainSocket.disableBindPathValidation();
setupCluster(1, conf);

23
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestPread.java
View File

@ -273,8 +273,8 @@ public void testPreadDFSNoChecksum() throws IOException {
public void testHedgedPreadDFSBasic() throws IOException {
isHedgedRead = true;
Configuration conf = new Configuration();
conf.setInt(DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE, 5);
conf.setLong(DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS, 1);
conf.setInt(HdfsClientConfigKeys.HedgedRead.THREADPOOL_SIZE_KEY, 5);
conf.setLong(HdfsClientConfigKeys.HedgedRead.THRESHOLD_MILLIS_KEY, 1);
dfsPreadTest(conf, false, true); // normal pread
dfsPreadTest(conf, true, true); // trigger read code path without
// transferTo.
@ -286,9 +286,9 @@ public void testHedgedReadLoopTooManyTimes() throws IOException {
int numHedgedReadPoolThreads = 5;
final int hedgedReadTimeoutMillis = 50;
conf.setInt(DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE,
conf.setInt(HdfsClientConfigKeys.HedgedRead.THREADPOOL_SIZE_KEY,
numHedgedReadPoolThreads);
conf.setLong(DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS,
conf.setLong(HdfsClientConfigKeys.HedgedRead.THRESHOLD_MILLIS_KEY,
hedgedReadTimeoutMillis);
conf.setInt(HdfsClientConfigKeys.Retry.WINDOW_BASE_KEY, 0);
// Set up the InjectionHandler
@ -362,9 +362,9 @@ public void testMaxOutHedgedReadPool() throws IOException,
int numHedgedReadPoolThreads = 5;
final int initialHedgedReadTimeoutMillis = 50000;
final int fixedSleepIntervalMillis = 50;
conf.setInt(DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THREADPOOL_SIZE,
conf.setInt(HdfsClientConfigKeys.HedgedRead.THREADPOOL_SIZE_KEY,
numHedgedReadPoolThreads);
conf.setLong(DFSConfigKeys.DFS_DFSCLIENT_HEDGED_READ_THRESHOLD_MILLIS,
conf.setLong(HdfsClientConfigKeys.HedgedRead.THRESHOLD_MILLIS_KEY,
initialHedgedReadTimeoutMillis);
// Set up the InjectionHandler
@ -404,7 +404,14 @@ public Void answer(InvocationOnMock invocation) throws Throwable {
* that there were hedged reads. But, none of the reads had to run in the
* current thread.
*/
dfsClient.setHedgedReadTimeout(50); // 50ms
{
Configuration conf2 = new Configuration(cluster.getConfiguration(0));
conf2.setBoolean("fs.hdfs.impl.disable.cache", true);
conf2.setLong(HdfsClientConfigKeys.HedgedRead.THRESHOLD_MILLIS_KEY, 50);
fileSys.close();
fileSys = (DistributedFileSystem)FileSystem.get(cluster.getURI(0), conf2);
metrics = fileSys.getClient().getHedgedReadMetrics();
}
pReadFile(fileSys, file1);
// assert that there were hedged reads
assertTrue(metrics.getHedgedReadOps() > 0);
@ -439,7 +446,7 @@ public Void answer(InvocationOnMock invocation) throws Throwable {
private void dfsPreadTest(Configuration conf, boolean disableTransferTo, boolean verifyChecksum)
throws IOException {
conf.setLong(DFSConfigKeys.DFS_BLOCK_SIZE_KEY, 4096);
conf.setLong(DFSConfigKeys.DFS_CLIENT_READ_PREFETCH_SIZE_KEY, 4096);
conf.setLong(HdfsClientConfigKeys.Read.PREFETCH_SIZE_KEY, 4096);
// Set short retry timeouts so this test runs faster
conf.setInt(HdfsClientConfigKeys.Retry.WINDOW_BASE_KEY, 0);
if (simulatedStorage) {

5
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestFsDatasetCacheRevocation.java
View File

@ -23,8 +23,6 @@
import java.nio.ByteBuffer;
import java.util.EnumSet;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.Path;
@ -35,6 +33,7 @@
import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.apache.hadoop.hdfs.HdfsConfiguration;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo;
import org.apache.hadoop.hdfs.protocol.CachePoolInfo;
import org.apache.hadoop.hdfs.server.datanode.fsdataset.FsDatasetSpi;
@ -84,7 +83,7 @@ private static Configuration getDefaultConf() {
conf.setLong(DFSConfigKeys.DFS_DATANODE_MAX_LOCKED_MEMORY_KEY,
TestFsDatasetCache.CACHE_CAPACITY);
conf.setLong(DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY, 1);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
new File(sockDir.getDir(), "sock").getAbsolutePath());
return conf;

54
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/LazyPersistTestCase.java
View File

@ -17,6 +17,34 @@
*/
package org.apache.hadoop.hdfs.server.datanode.fsdataset.impl;
import static org.apache.hadoop.fs.CreateFlag.CREATE;
import static org.apache.hadoop.fs.CreateFlag.LAZY_PERSIST;
import static org.apache.hadoop.fs.StorageType.DEFAULT;
import static org.apache.hadoop.fs.StorageType.RAM_DISK;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_BLOCK_LOCAL_PATH_ACCESS_USER_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_BLOCK_SIZE_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_CONTEXT;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_USE_LEGACY_BLOCKREADERLOCAL;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_LAZY_WRITER_INTERVAL_SEC;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_RAM_DISK_LOW_WATERMARK_BYTES;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_LAZY_PERSIST_FILE_SCRUB_INTERVAL_SEC;
import static org.hamcrest.core.Is.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.fail;
import java.io.File;
import java.io.IOException;
import java.util.Arrays;
import java.util.EnumSet;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import org.apache.commons.io.IOUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
@ -24,12 +52,13 @@
import org.apache.hadoop.fs.CreateFlag;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.fs.StorageType;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.hdfs.DFSClient;
import org.apache.hadoop.hdfs.DFSTestUtil;
import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
import org.apache.hadoop.hdfs.server.datanode.DataNodeTestUtils;
@ -44,25 +73,6 @@
import org.junit.Rule;
import org.junit.rules.Timeout;
import java.io.File;
import java.io.IOException;
import java.util.Arrays;
import java.util.EnumSet;
import java.util.List;
import java.util.HashSet;
import java.util.Set;
import java.util.UUID;
import static org.apache.hadoop.fs.CreateFlag.CREATE;
import static org.apache.hadoop.fs.CreateFlag.LAZY_PERSIST;
import static org.apache.hadoop.fs.StorageType.DEFAULT;
import static org.apache.hadoop.fs.StorageType.RAM_DISK;
import static org.apache.hadoop.hdfs.DFSConfigKeys.*;
import static org.hamcrest.core.Is.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.fail;
public abstract class LazyPersistTestCase {
static final byte LAZY_PERSIST_POLICY_ID = (byte) 15;
@ -237,7 +247,7 @@ protected final void startUpCluster(boolean hasTransientStorage,
EVICTION_LOW_WATERMARK * BLOCK_SIZE);
if (useSCR) {
conf.setBoolean(DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
// Do not share a client context across tests.
conf.set(DFS_CLIENT_CONTEXT, UUID.randomUUID().toString());
if (useLegacyBlockReaderLocal) {
@ -299,7 +309,7 @@ protected final void startUpCluster(final int numDataNodes,
if (useSCR)
{
conf.setBoolean(DFS_CLIENT_READ_SHORTCIRCUIT_KEY,useSCR);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY,useSCR);
conf.set(DFS_CLIENT_CONTEXT, UUID.randomUUID().toString());
sockDir = new TemporarySocketDirectory();
conf.set(DFS_DOMAIN_SOCKET_PATH_KEY, new File(sockDir.getDir(),

18
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/shortcircuit/TestShortCircuitCache.java
View File

@ -20,10 +20,7 @@
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_BLOCK_SIZE_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_CONTEXT;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY;
import static org.hamcrest.CoreMatchers.equalTo;
import java.io.DataOutputStream;
@ -36,7 +33,6 @@
import java.util.Iterator;
import java.util.Map;
import com.google.common.collect.HashMultimap;
import org.apache.commons.lang.mutable.MutableBoolean;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
@ -45,12 +41,12 @@
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hdfs.BlockReaderFactory;
import org.apache.hadoop.hdfs.BlockReaderTestUtil;
import org.apache.hadoop.hdfs.DFSClient;
import org.apache.hadoop.hdfs.DFSInputStream;
import org.apache.hadoop.hdfs.DFSTestUtil;
import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.apache.hadoop.hdfs.ExtendedBlockId;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.net.DomainPeer;
import org.apache.hadoop.hdfs.protocol.DatanodeInfo;
import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
@ -61,8 +57,8 @@
import org.apache.hadoop.hdfs.shortcircuit.DfsClientShmManager.Visitor;
import org.apache.hadoop.hdfs.shortcircuit.ShortCircuitCache.CacheVisitor;
import org.apache.hadoop.hdfs.shortcircuit.ShortCircuitCache.ShortCircuitReplicaCreator;
import org.apache.hadoop.hdfs.shortcircuit.ShortCircuitShm.Slot;
import org.apache.hadoop.hdfs.shortcircuit.ShortCircuitShm.ShmId;
import org.apache.hadoop.hdfs.shortcircuit.ShortCircuitShm.Slot;
import org.apache.hadoop.io.IOUtils;
import org.apache.hadoop.net.unix.DomainSocket;
import org.apache.hadoop.net.unix.TemporarySocketDirectory;
@ -76,6 +72,7 @@
import com.google.common.base.Preconditions;
import com.google.common.base.Supplier;
import com.google.common.collect.HashMultimap;
public class TestShortCircuitCache {
static final Log LOG = LogFactory.getLog(TestShortCircuitCache.class);
@ -388,8 +385,8 @@ private static Configuration createShortCircuitConf(String testName,
conf.setLong(DFS_BLOCK_SIZE_KEY, 4096);
conf.set(DFS_DOMAIN_SOCKET_PATH_KEY, new File(sockDir.getDir(),
testName).getAbsolutePath());
conf.setBoolean(DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY,
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
false);
conf.setBoolean(DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC, false);
DFSInputStream.tcpReadsDisabledForTesting = true;
@ -541,7 +538,7 @@ public void testUnlinkingReplicasInFileDescriptorCache() throws Exception {
"testUnlinkingReplicasInFileDescriptorCache", sockDir);
// We don't want the CacheCleaner to time out short-circuit shared memory
// segments during the test, so set the timeout really high.
conf.setLong(DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY,
conf.setLong(HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_EXPIRY_MS_KEY,
1000000000L);
MiniDFSCluster cluster =
new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
@ -637,7 +634,8 @@ public void testDataXceiverCleansUpSlotsOnFailure() throws Exception {
TemporarySocketDirectory sockDir = new TemporarySocketDirectory();
Configuration conf = createShortCircuitConf(
"testDataXceiverCleansUpSlotsOnFailure", sockDir);
conf.setLong(DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY,
conf.setLong(
HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_EXPIRY_MS_KEY,
1000000000L);
MiniDFSCluster cluster =
new MiniDFSCluster.Builder(conf).numDataNodes(1).build();

19
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/shortcircuit/TestShortCircuitLocalRead.java
View File

@ -46,6 +46,7 @@
import org.apache.hadoop.hdfs.HdfsConfiguration;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.TestBlockReaderLocal;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.hdfs.client.HdfsDataInputStream;
import org.apache.hadoop.hdfs.protocol.ClientDatanodeProtocol;
import org.apache.hadoop.hdfs.protocol.DatanodeInfo;
@ -247,8 +248,8 @@ public void doTestShortCircuitReadImpl(boolean ignoreChecksum, int size,
int readOffset, String shortCircuitUser, String readingUser,
boolean legacyShortCircuitFails) throws IOException, InterruptedException {
Configuration conf = new Configuration();
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY,
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
ignoreChecksum);
// Set a random client context name so that we don't share a cache with
// other invocations of this function.
@ -384,8 +385,8 @@ public void testDeprecatedGetBlockLocalPathInfoRpc() throws IOException {
public void testSkipWithVerifyChecksum() throws IOException {
int size = blockSize;
Configuration conf = new Configuration();
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY, false);
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
"/tmp/testSkipWithVerifyChecksum._PORT");
DomainSocket.disableBindPathValidation();
@ -431,8 +432,8 @@ public void testSkipWithVerifyChecksum() throws IOException {
public void testHandleTruncatedBlockFile() throws IOException {
MiniDFSCluster cluster = null;
HdfsConfiguration conf = new HdfsConfiguration();
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY, false);
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
"/tmp/testHandleTruncatedBlockFile._PORT");
conf.set(DFSConfigKeys.DFS_CHECKSUM_TYPE_KEY, "CRC32C");
@ -529,10 +530,10 @@ public static void main(String[] args) throws Exception {
// Setup create a file
final Configuration conf = new Configuration();
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, shortcircuit);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, shortcircuit);
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
"/tmp/TestShortCircuitLocalRead._PORT");
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY,
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY,
checksum);
//Override fileSize and DATA_TO_WRITE to much larger values for benchmark test
@ -592,7 +593,7 @@ public void doTestShortCircuitReadWithRemoteBlockReader(boolean ignoreChecksum,
int readOffset, boolean shortCircuitFails) throws IOException, InterruptedException {
Configuration conf = new Configuration();
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_USE_LEGACY_BLOCKREADER, true);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1)
.format(true).build();

10
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/tracing/TestTracingShortCircuitLocalRead.java
View File

@ -19,6 +19,8 @@
import static org.junit.Assume.assumeTrue;
import java.io.IOException;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.Path;
@ -26,19 +28,17 @@
import org.apache.hadoop.hdfs.DFSTestUtil;
import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.io.IOUtils;
import org.apache.hadoop.net.unix.DomainSocket;
import org.apache.hadoop.net.unix.TemporarySocketDirectory;
import org.apache.hadoop.util.NativeCodeLoader;
import org.apache.htrace.Sampler;
import org.apache.htrace.Span;
import org.apache.htrace.Trace;
import org.apache.htrace.TraceScope;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import java.io.IOException;
public class TestTracingShortCircuitLocalRead {
private static Configuration conf;
@ -67,8 +67,8 @@ public void testShortCircuitTraceHooks() throws IOException {
conf.set(SpanReceiverHost.SPAN_RECEIVERS_CONF_KEY,
TestTracing.SetSpanReceiver.class.getName());
conf.setLong("dfs.blocksize", 100 * 1024);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_KEY, true);
conf.setBoolean(DFSConfigKeys.DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_KEY, false);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.KEY, true);
conf.setBoolean(HdfsClientConfigKeys.Read.ShortCircuit.SKIP_CHECKSUM_KEY, false);
conf.set(DFSConfigKeys.DFS_DOMAIN_SOCKET_PATH_KEY,
"testShortCircuitTraceHooks._PORT");
conf.set(DFSConfigKeys.DFS_CHECKSUM_TYPE_KEY, "CRC32C");