HDFS-6899. Allow changing MiniDFSCluster volumes per DN and capacity per volume. (Arpit Agarwal)
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1619970 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index d0389ab..31ed15c 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -507,6 +507,9 @@
HDFS-6758. block writer should pass the expected block size to
DataXceiverServer. (Arpit Agarwal)
+ HDFS-6899. Allow changing MiniDFSCluster volumes per DN and capacity
+ per volume. (Arpit Agarwal)
+
OPTIMIZATIONS
HDFS-6690. Deduplicate xattr names in memory. (wang)
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsVolumeImpl.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsVolumeImpl.java
index adfc896..0b9fda8 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsVolumeImpl.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsVolumeImpl.java
@@ -29,6 +29,7 @@
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
+import com.google.common.annotations.VisibleForTesting;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.DF;
@@ -50,7 +51,8 @@
* It uses the {@link FsDatasetImpl} object for synchronization.
*/
@InterfaceAudience.Private
-class FsVolumeImpl implements FsVolumeSpi {
+@VisibleForTesting
+public class FsVolumeImpl implements FsVolumeSpi {
private final FsDatasetImpl dataset;
private final String storageID;
private final StorageType storageType;
@@ -59,6 +61,12 @@
private final File currentDir; // <StorageDirectory>/current
private final DF usage;
private final long reserved;
+
+ // Capacity configured. This is useful when we want to
+ // limit the visible capacity for tests. If negative, then we just
+ // query from the filesystem.
+ protected long configuredCapacity;
+
/**
* Per-volume worker pool that processes new blocks to cache.
* The maximum number of workers per volume is bounded (configurable via
@@ -78,20 +86,26 @@
File parent = currentDir.getParentFile();
this.usage = new DF(parent, conf);
this.storageType = storageType;
+ this.configuredCapacity = -1;
+ cacheExecutor = initializeCacheExecutor(parent);
+ }
+
+ protected ThreadPoolExecutor initializeCacheExecutor(File parent) {
final int maxNumThreads = dataset.datanode.getConf().getInt(
DFSConfigKeys.DFS_DATANODE_FSDATASETCACHE_MAX_THREADS_PER_VOLUME_KEY,
- DFSConfigKeys.DFS_DATANODE_FSDATASETCACHE_MAX_THREADS_PER_VOLUME_DEFAULT
- );
+ DFSConfigKeys.DFS_DATANODE_FSDATASETCACHE_MAX_THREADS_PER_VOLUME_DEFAULT);
+
ThreadFactory workerFactory = new ThreadFactoryBuilder()
.setDaemon(true)
.setNameFormat("FsVolumeImplWorker-" + parent.toString() + "-%d")
.build();
- cacheExecutor = new ThreadPoolExecutor(
+ ThreadPoolExecutor executor = new ThreadPoolExecutor(
1, maxNumThreads,
60, TimeUnit.SECONDS,
new LinkedBlockingQueue<Runnable>(),
workerFactory);
- cacheExecutor.allowCoreThreadTimeOut(true);
+ executor.allowCoreThreadTimeOut(true);
+ return executor;
}
File getCurrentDir() {
@@ -130,9 +144,24 @@
* reserved capacity.
* @return the unreserved number of bytes left in this filesystem. May be zero.
*/
- long getCapacity() {
- long remaining = usage.getCapacity() - reserved;
- return remaining > 0 ? remaining : 0;
+ @VisibleForTesting
+ public long getCapacity() {
+ if (configuredCapacity < 0) {
+ long remaining = usage.getCapacity() - reserved;
+ return remaining > 0 ? remaining : 0;
+ }
+
+ return configuredCapacity;
+ }
+
+ /**
+ * This function MUST NOT be used outside of tests.
+ *
+ * @param capacity
+ */
+ @VisibleForTesting
+ public void setCapacityForTesting(long capacity) {
+ this.configuredCapacity = capacity;
}
@Override
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java
index fef5ff8..98ca316 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java
@@ -55,7 +55,6 @@
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.channels.FileChannel;
-import java.security.PrivilegedExceptionAction;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
@@ -91,7 +90,9 @@
import org.apache.hadoop.hdfs.server.datanode.SecureDataNodeStarter.SecureResources;
import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset;
import org.apache.hadoop.hdfs.server.datanode.fsdataset.FsDatasetSpi;
+import org.apache.hadoop.hdfs.server.datanode.fsdataset.FsVolumeSpi;
import org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetUtil;
+import org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsVolumeImpl;
import org.apache.hadoop.hdfs.server.namenode.FSNamesystem;
import org.apache.hadoop.hdfs.server.namenode.NameNode;
import org.apache.hadoop.hdfs.server.namenode.NameNodeAdapter;
@@ -131,11 +132,15 @@
public static final String DFS_NAMENODE_SAFEMODE_EXTENSION_TESTING_KEY
= DFS_NAMENODE_SAFEMODE_EXTENSION_KEY + ".testing";
- // Changing this value may break some tests that assume it is 2.
- public static final int DIRS_PER_DATANODE = 2;
+ // Changing this default may break some tests that assume it is 2.
+ private static final int DEFAULT_STORAGES_PER_DATANODE = 2;
static { DefaultMetricsSystem.setMiniClusterMode(true); }
+ public int getStoragesPerDatanode() {
+ return storagesPerDatanode;
+ }
+
/**
* Class to construct instances of MiniDFSClusters with specific options.
*/
@@ -145,6 +150,8 @@
private final Configuration conf;
private int numDataNodes = 1;
private StorageType[][] storageTypes = null;
+ private StorageType[] storageTypes1D = null;
+ private int storagesPerDatanode = DEFAULT_STORAGES_PER_DATANODE;
private boolean format = true;
private boolean manageNameDfsDirs = true;
private boolean manageNameDfsSharedDirs = true;
@@ -155,6 +162,8 @@
private String[] racks = null;
private String [] hosts = null;
private long [] simulatedCapacities = null;
+ private long [][] storageCapacities = null;
+ private long [] storageCapacities1D = null;
private String clusterId = null;
private boolean waitSafeMode = true;
private boolean setupHostsFile = false;
@@ -193,16 +202,20 @@
}
/**
+ * Default: DEFAULT_STORAGES_PER_DATANODE
+ */
+ public Builder storagesPerDatanode(int numStorages) {
+ this.storagesPerDatanode = numStorages;
+ return this;
+ }
+
+ /**
* Set the same storage type configuration for each datanode.
* If storageTypes is uninitialized or passed null then
* StorageType.DEFAULT is used.
*/
public Builder storageTypes(StorageType[] types) {
- assert types.length == DIRS_PER_DATANODE;
- this.storageTypes = new StorageType[numDataNodes][types.length];
- for (int i = 0; i < numDataNodes; ++i) {
- this.storageTypes[i] = types;
- }
+ this.storageTypes1D = types;
return this;
}
@@ -217,6 +230,26 @@
}
/**
+ * Set the same storage capacity configuration for each datanode.
+ * If storageTypes is uninitialized or passed null then
+ * StorageType.DEFAULT is used.
+ */
+ public Builder storageCapacities(long[] capacities) {
+ this.storageCapacities1D = capacities;
+ return this;
+ }
+
+ /**
+ * Set custom storage capacity configuration for each datanode.
+ * If storageCapacities is uninitialized or passed null then
+ * capacity is limited by available disk space.
+ */
+ public Builder storageCapacities(long[][] capacities) {
+ this.storageCapacities = capacities;
+ return this;
+ }
+
+ /**
* Default: true
*/
public Builder format(boolean val) {
@@ -289,6 +322,11 @@
}
/**
+ * Use SimulatedFSDataset and limit the capacity of each DN per
+ * the values passed in val.
+ *
+ * For limiting the capacity of volumes with real storage, see
+ * {@link FsVolumeImpl#setCapacityForTesting}
* Default: null
*/
public Builder simulatedCapacities(long[] val) {
@@ -391,7 +429,28 @@
LOG.info("starting cluster: numNameNodes=" + numNameNodes
+ ", numDataNodes=" + builder.numDataNodes);
nameNodes = new NameNodeInfo[numNameNodes];
+ this.storagesPerDatanode = builder.storagesPerDatanode;
+
+ // Duplicate the storageType setting for each DN.
+ if (builder.storageTypes == null && builder.storageTypes1D != null) {
+ assert builder.storageTypes1D.length == storagesPerDatanode;
+ builder.storageTypes = new StorageType[builder.numDataNodes][storagesPerDatanode];
+ for (int i = 0; i < builder.numDataNodes; ++i) {
+ builder.storageTypes[i] = builder.storageTypes1D;
+ }
+ }
+
+ // Duplicate the storageCapacity setting for each DN.
+ if (builder.storageCapacities == null && builder.storageCapacities1D != null) {
+ assert builder.storageCapacities1D.length == storagesPerDatanode;
+ builder.storageCapacities = new long[builder.numDataNodes][storagesPerDatanode];
+
+ for (int i = 0; i < builder.numDataNodes; ++i) {
+ builder.storageCapacities[i] = builder.storageCapacities1D;
+ }
+ }
+
initMiniDFSCluster(builder.conf,
builder.numDataNodes,
builder.storageTypes,
@@ -404,6 +463,7 @@
builder.dnOption,
builder.racks,
builder.hosts,
+ builder.storageCapacities,
builder.simulatedCapacities,
builder.clusterId,
builder.waitSafeMode,
@@ -446,6 +506,7 @@
private boolean waitSafeMode = true;
private boolean federation;
private boolean checkExitOnShutdown = true;
+ protected final int storagesPerDatanode;
/**
* A unique instance identifier for the cluster. This
@@ -484,6 +545,7 @@
*/
public MiniDFSCluster() {
nameNodes = new NameNodeInfo[0]; // No namenode in the cluster
+ storagesPerDatanode = DEFAULT_STORAGES_PER_DATANODE;
synchronized (MiniDFSCluster.class) {
instanceId = instanceCount++;
}
@@ -660,11 +722,12 @@
String[] racks, String hosts[],
long[] simulatedCapacities) throws IOException {
this.nameNodes = new NameNodeInfo[1]; // Single namenode in the cluster
+ this.storagesPerDatanode = DEFAULT_STORAGES_PER_DATANODE;
initMiniDFSCluster(conf, numDataNodes, null, format,
- manageNameDfsDirs, true, manageDataDfsDirs, manageDataDfsDirs,
- operation, null, racks, hosts,
- simulatedCapacities, null, true, false,
- MiniDFSNNTopology.simpleSingleNN(nameNodePort, 0), true, false, false, null);
+ manageNameDfsDirs, true, manageDataDfsDirs, manageDataDfsDirs,
+ operation, null, racks, hosts,
+ null, simulatedCapacities, null, true, false,
+ MiniDFSNNTopology.simpleSingleNN(nameNodePort, 0), true, false, false, null);
}
private void initMiniDFSCluster(
@@ -673,7 +736,8 @@
boolean manageNameDfsSharedDirs, boolean enableManagedDfsDirsRedundancy,
boolean manageDataDfsDirs, StartupOption startOpt,
StartupOption dnStartOpt, String[] racks,
- String[] hosts, long[] simulatedCapacities, String clusterId,
+ String[] hosts,
+ long[][] storageCapacities, long[] simulatedCapacities, String clusterId,
boolean waitSafeMode, boolean setupHostsFile,
MiniDFSNNTopology nnTopology, boolean checkExitOnShutdown,
boolean checkDataNodeAddrConfig,
@@ -744,7 +808,7 @@
// Start the DataNodes
startDataNodes(conf, numDataNodes, storageTypes, manageDataDfsDirs,
dnStartOpt != null ? dnStartOpt : startOpt,
- racks, hosts, simulatedCapacities, setupHostsFile,
+ racks, hosts, storageCapacities, simulatedCapacities, setupHostsFile,
checkDataNodeAddrConfig, checkDataNodeHostConfig, dnConfOverlays);
waitClusterUp();
//make sure ProxyUsers uses the latest conf
@@ -1119,8 +1183,8 @@
String makeDataNodeDirs(int dnIndex, StorageType[] storageTypes) throws IOException {
StringBuilder sb = new StringBuilder();
- assert storageTypes == null || storageTypes.length == DIRS_PER_DATANODE;
- for (int j = 0; j < DIRS_PER_DATANODE; ++j) {
+ assert storageTypes == null || storageTypes.length == storagesPerDatanode;
+ for (int j = 0; j < storagesPerDatanode; ++j) {
File dir = getInstanceStorageDir(dnIndex, j);
dir.mkdirs();
if (!dir.isDirectory()) {
@@ -1196,7 +1260,7 @@
long[] simulatedCapacities,
boolean setupHostsFile) throws IOException {
startDataNodes(conf, numDataNodes, null, manageDfsDirs, operation, racks, hosts,
- simulatedCapacities, setupHostsFile, false, false, null);
+ null, simulatedCapacities, setupHostsFile, false, false, null);
}
public synchronized void startDataNodes(Configuration conf, int numDataNodes,
@@ -1206,7 +1270,7 @@
boolean setupHostsFile,
boolean checkDataNodeAddrConfig) throws IOException {
startDataNodes(conf, numDataNodes, null, manageDfsDirs, operation, racks, hosts,
- simulatedCapacities, setupHostsFile, checkDataNodeAddrConfig, false, null);
+ null, simulatedCapacities, setupHostsFile, checkDataNodeAddrConfig, false, null);
}
/**
@@ -1240,12 +1304,15 @@
public synchronized void startDataNodes(Configuration conf, int numDataNodes,
StorageType[][] storageTypes, boolean manageDfsDirs, StartupOption operation,
String[] racks, String[] hosts,
+ long[][] storageCapacities,
long[] simulatedCapacities,
boolean setupHostsFile,
boolean checkDataNodeAddrConfig,
boolean checkDataNodeHostConfig,
Configuration[] dnConfOverlays) throws IOException {
+ assert storageCapacities == null || simulatedCapacities == null;
assert storageTypes == null || storageTypes.length == numDataNodes;
+ assert storageCapacities == null || storageCapacities.length == numDataNodes;
if (operation == StartupOption.RECOVER) {
return;
@@ -1298,7 +1365,7 @@
operation != StartupOption.ROLLBACK) ?
null : new String[] {operation.getName()};
-
+ DataNode[] dns = new DataNode[numDataNodes];
for (int i = curDatanodesNum; i < curDatanodesNum+numDataNodes; i++) {
Configuration dnConf = new HdfsConfiguration(conf);
if (dnConfOverlays != null) {
@@ -1389,10 +1456,24 @@
dn.runDatanodeDaemon();
dataNodes.add(new DataNodeProperties(dn, newconf, dnArgs,
secureResources, dn.getIpcPort()));
+ dns[i - curDatanodesNum] = dn;
}
curDatanodesNum += numDataNodes;
this.numDataNodes += numDataNodes;
waitActive();
+
+ if (storageCapacities != null) {
+ for (int i = curDatanodesNum; i < curDatanodesNum+numDataNodes; ++i) {
+ List<? extends FsVolumeSpi> volumes = dns[i].getFSDataset().getVolumes();
+ assert storageCapacities[i].length == storagesPerDatanode;
+ assert volumes.size() == storagesPerDatanode;
+
+ for (int j = 0; j < volumes.size(); ++j) {
+ FsVolumeImpl volume = (FsVolumeImpl) volumes.get(j);
+ volume.setCapacityForTesting(storageCapacities[i][j]);
+ }
+ }
+ }
}
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSClusterWithNodeGroup.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSClusterWithNodeGroup.java
index 382bf36..d5225a4 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSClusterWithNodeGroup.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSClusterWithNodeGroup.java
@@ -22,6 +22,7 @@
import java.io.File;
import java.io.IOException;
+import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
@@ -31,6 +32,8 @@
import org.apache.hadoop.hdfs.server.datanode.SecureDataNodeStarter;
import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset;
import org.apache.hadoop.hdfs.server.datanode.SecureDataNodeStarter.SecureResources;
+import org.apache.hadoop.hdfs.server.datanode.fsdataset.FsVolumeSpi;
+import org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsVolumeImpl;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.net.StaticMapping;
import org.apache.hadoop.security.UserGroupInformation;
@@ -52,11 +55,15 @@
public synchronized void startDataNodes(Configuration conf, int numDataNodes,
StorageType[][] storageTypes, boolean manageDfsDirs, StartupOption operation,
String[] racks, String[] nodeGroups, String[] hosts,
+ long[][] storageCapacities,
long[] simulatedCapacities,
boolean setupHostsFile,
boolean checkDataNodeAddrConfig,
boolean checkDataNodeHostConfig) throws IOException {
+
+ assert storageCapacities == null || simulatedCapacities == null;
assert storageTypes == null || storageTypes.length == numDataNodes;
+ assert storageCapacities == null || storageCapacities.length == numDataNodes;
if (operation == StartupOption.RECOVER) {
return;
@@ -109,6 +116,7 @@
operation != StartupOption.ROLLBACK) ?
null : new String[] {operation.getName()};
+ DataNode[] dns = new DataNode[numDataNodes];
for (int i = curDatanodesNum; i < curDatanodesNum+numDataNodes; i++) {
Configuration dnConf = new HdfsConfiguration(conf);
// Set up datanode address
@@ -181,10 +189,23 @@
}
dn.runDatanodeDaemon();
dataNodes.add(new DataNodeProperties(dn, newconf, dnArgs, secureResources, dn.getIpcPort()));
+ dns[i - curDatanodesNum] = dn;
}
curDatanodesNum += numDataNodes;
this.numDataNodes += numDataNodes;
waitActive();
+
+ if (storageCapacities != null) {
+ for (int i = curDatanodesNum; i < curDatanodesNum+numDataNodes; ++i) {
+ List<? extends FsVolumeSpi> volumes = dns[i].getFSDataset().getVolumes();
+ assert volumes.size() == storagesPerDatanode;
+
+ for (int j = 0; j < volumes.size(); ++j) {
+ FsVolumeImpl volume = (FsVolumeImpl) volumes.get(j);
+ volume.setCapacityForTesting(storageCapacities[i][j]);
+ }
+ }
+ }
}
public synchronized void startDataNodes(Configuration conf, int numDataNodes,
@@ -193,7 +214,7 @@
long[] simulatedCapacities,
boolean setupHostsFile) throws IOException {
startDataNodes(conf, numDataNodes, null, manageDfsDirs, operation, racks, nodeGroups,
- hosts, simulatedCapacities, setupHostsFile, false, false);
+ hosts, null, simulatedCapacities, setupHostsFile, false, false);
}
public void startDataNodes(Configuration conf, int numDataNodes,
@@ -209,13 +230,14 @@
public synchronized void startDataNodes(Configuration conf, int numDataNodes,
StorageType[][] storageTypes, boolean manageDfsDirs, StartupOption operation,
String[] racks, String[] hosts,
+ long[][] storageCapacities,
long[] simulatedCapacities,
boolean setupHostsFile,
boolean checkDataNodeAddrConfig,
boolean checkDataNodeHostConfig,
Configuration[] dnConfOverlays) throws IOException {
startDataNodes(conf, numDataNodes, storageTypes, manageDfsDirs, operation, racks,
- NODE_GROUPS, hosts, simulatedCapacities, setupHostsFile,
+ NODE_GROUPS, hosts, storageCapacities, simulatedCapacities, setupHostsFile,
checkDataNodeAddrConfig, checkDataNodeHostConfig);
}
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestSafeMode.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestSafeMode.java
index bda95c0..3db66f5 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestSafeMode.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestSafeMode.java
@@ -213,7 +213,7 @@
@Override
public Boolean get() {
return getLongCounter("StorageBlockReportOps", getMetrics(NN_METRICS)) ==
- MiniDFSCluster.DIRS_PER_DATANODE;
+ cluster.getStoragesPerDatanode();
}
}, 10, 10000);
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestBlockHasMultipleReplicasOnSameDN.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestBlockHasMultipleReplicasOnSameDN.java
index dfe4209..e71c0ea 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestBlockHasMultipleReplicasOnSameDN.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestBlockHasMultipleReplicasOnSameDN.java
@@ -18,7 +18,6 @@
package org.apache.hadoop.hdfs.server.datanode;
import java.io.IOException;
-import java.net.InetSocketAddress;
import java.util.ArrayList;
@@ -106,7 +105,7 @@
DataNode dn = cluster.getDataNodes().get(0);
DatanodeRegistration dnReg = dn.getDNRegistrationForBP(bpid);
StorageBlockReport reports[] =
- new StorageBlockReport[MiniDFSCluster.DIRS_PER_DATANODE];
+ new StorageBlockReport[cluster.getStoragesPerDatanode()];
ArrayList<Block> blocks = new ArrayList<Block>();
@@ -114,7 +113,7 @@
blocks.add(locatedBlock.getBlock().getLocalBlock());
}
- for (int i = 0; i < MiniDFSCluster.DIRS_PER_DATANODE; ++i) {
+ for (int i = 0; i < cluster.getStoragesPerDatanode(); ++i) {
BlockListAsLongs bll = new BlockListAsLongs(blocks, null);
FsVolumeSpi v = dn.getFSDataset().getVolumes().get(i);
DatanodeStorage dns = new DatanodeStorage(v.getStorageID());
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDnRespectsBlockReportSplitThreshold.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDnRespectsBlockReportSplitThreshold.java
index 989c33d..7058d71 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDnRespectsBlockReportSplitThreshold.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDnRespectsBlockReportSplitThreshold.java
@@ -130,7 +130,7 @@
ArgumentCaptor<StorageBlockReport[]> captor =
ArgumentCaptor.forClass(StorageBlockReport[].class);
- Mockito.verify(nnSpy, times(MiniDFSCluster.DIRS_PER_DATANODE)).blockReport(
+ Mockito.verify(nnSpy, times(cluster.getStoragesPerDatanode())).blockReport(
any(DatanodeRegistration.class),
anyString(),
captor.capture());
@@ -167,7 +167,7 @@
anyString(),
captor.capture());
- verifyCapturedArguments(captor, MiniDFSCluster.DIRS_PER_DATANODE, BLOCKS_IN_FILE);
+ verifyCapturedArguments(captor, cluster.getStoragesPerDatanode(), BLOCKS_IN_FILE);
}
/**
@@ -194,7 +194,7 @@
ArgumentCaptor<StorageBlockReport[]> captor =
ArgumentCaptor.forClass(StorageBlockReport[].class);
- Mockito.verify(nnSpy, times(MiniDFSCluster.DIRS_PER_DATANODE)).blockReport(
+ Mockito.verify(nnSpy, times(cluster.getStoragesPerDatanode())).blockReport(
any(DatanodeRegistration.class),
anyString(),
captor.capture());
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/metrics/TestNameNodeMetrics.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/metrics/TestNameNodeMetrics.java
index c893d3b..c7828b1 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/metrics/TestNameNodeMetrics.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/metrics/TestNameNodeMetrics.java
@@ -443,7 +443,7 @@
assertCounter("SyncsNumOps", 1L, rb);
// Each datanode reports in when the cluster comes up
assertCounter("BlockReportNumOps",
- (long)DATANODE_COUNT*MiniDFSCluster.DIRS_PER_DATANODE, rb);
+ (long)DATANODE_COUNT * cluster.getStoragesPerDatanode(), rb);
// Sleep for an interval+slop to let the percentiles rollover
Thread.sleep((PERCENTILES_INTERVAL+1)*1000);