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HDFS-3931. TestDatanodeBlockScanner#testBlockCorruptionPolicy2 is broken. Contributed by Andy Isaacson 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1388332 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Eli Collins 2012-09-21 05:53:33 +00:00
parent b3e947bc50
commit d2ecafd64f
3 changed files with 40 additions and 24 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -39,6 +39,9 @@ Release 2.0.3-alpha - Unreleased
HDFS-3932. NameNode Web UI broken if the rpc-address is set to the wildcard.
(Colin Patrick McCabe via eli)
HDFS-3931. TestDatanodeBlockScanner#testBlockCorruptionPolicy2 is broken.
(Andy Isaacson via eli)
Release 2.0.2-alpha - 2012-09-07
INCOMPATIBLE CHANGES

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DFSTestUtil.java
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@ -506,7 +506,7 @@ public class DFSTestUtil {
public static void waitReplication(FileSystem fs, Path fileName, short replFactor)
throws IOException, InterruptedException, TimeoutException {
boolean correctReplFactor;
final int ATTEMPTS = 20;
final int ATTEMPTS = 40;
int count = 0;
do {

13
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDatanodeBlockScanner.java
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@ -269,6 +269,7 @@ public class TestDatanodeBlockScanner {
conf.setLong(DFSConfigKeys.DFS_NAMENODE_REPLICATION_INTERVAL_KEY, 3);
conf.setLong(DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY, 3L);
conf.setBoolean(DFSConfigKeys.DFS_NAMENODE_REPLICATION_CONSIDERLOAD_KEY, false);
conf.setLong(DFSConfigKeys.DFS_NAMENODE_REPLICATION_PENDING_TIMEOUT_SEC_KEY, 5L);
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(numDataNodes).build();
cluster.waitActive();
@ -276,10 +277,12 @@ public class TestDatanodeBlockScanner {
Path file1 = new Path("/tmp/testBlockCorruptRecovery/file");
DFSTestUtil.createFile(fs, file1, 1024, numReplicas, 0);
ExtendedBlock block = DFSTestUtil.getFirstBlock(fs, file1);
final int ITERATIONS = 10;
// Wait until block is replicated to numReplicas
DFSTestUtil.waitReplication(fs, file1, numReplicas);
for (int k = 0; ; k++) {
// Corrupt numCorruptReplicas replicas of block
int[] corruptReplicasDNIDs = new int[numCorruptReplicas];
for (int i=0, j=0; (j != numCorruptReplicas) && (i < numDataNodes); i++) {
@ -303,8 +306,18 @@ public class TestDatanodeBlockScanner {
}
// Loop until all corrupt replicas are reported
try {
DFSTestUtil.waitCorruptReplicas(fs, cluster.getNamesystem(), file1,
block, numCorruptReplicas);
} catch(TimeoutException e) {
if (k > ITERATIONS) {
throw e;
}
LOG.info("Timed out waiting for corrupt replicas, trying again, iteration " + k);
continue;
}
break;
}
// Loop until the block recovers after replication
DFSTestUtil.waitReplication(fs, file1, numReplicas);