HDFS-8460. Erasure Coding: stateful read result doesn't match data occasionally because of flawed test. Contributed by Walter Su.
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@ -286,3 +286,6 @@
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HDFS-8319. Erasure Coding: support decoding for stateful read.
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HDFS-8319. Erasure Coding: support decoding for stateful read.
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(Jing Zhao via zhz)
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(Jing Zhao via zhz)
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HDFS-8460. Erasure Coding: stateful read result doesn't match data
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occasionally because of flawed test. (Walter Su via zhz)
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@ -1859,6 +1859,7 @@ public static StorageReceivedDeletedBlocks[] makeReportForReceivedBlock(
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/**
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/**
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* Creates the metadata of a file in striped layout. This method only
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* Creates the metadata of a file in striped layout. This method only
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* manipulates the NameNode state without injecting data to DataNode.
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* manipulates the NameNode state without injecting data to DataNode.
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* You should disable periodical heartbeat before use this.
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* @param file Path of the file to create
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* @param file Path of the file to create
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* @param dir Parent path of the file
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* @param dir Parent path of the file
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* @param numBlocks Number of striped block groups to add to the file
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* @param numBlocks Number of striped block groups to add to the file
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@ -1908,6 +1909,7 @@ public static void createStripedFile(MiniDFSCluster cluster, Path file, Path dir
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* Adds a striped block group to a file. This method only manipulates NameNode
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* Adds a striped block group to a file. This method only manipulates NameNode
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* states of the file and the block without injecting data to DataNode.
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* states of the file and the block without injecting data to DataNode.
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* It does mimic block reports.
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* It does mimic block reports.
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* You should disable periodical heartbeat before use this.
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* @param dataNodes List DataNodes to host the striped block group
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* @param dataNodes List DataNodes to host the striped block group
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* @param previous Previous block in the file
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* @param previous Previous block in the file
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* @param numStripes Number of stripes in each block group
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* @param numStripes Number of stripes in each block group
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@ -32,6 +32,8 @@
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertTrue;
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import static org.junit.Assert.assertTrue;
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import org.apache.hadoop.hdfs.server.datanode.DataNode;
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import org.apache.hadoop.hdfs.server.datanode.DataNodeTestUtils;
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import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset;
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import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset;
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import org.apache.hadoop.hdfs.server.namenode.ErasureCodingSchemaManager;
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import org.apache.hadoop.hdfs.server.namenode.ErasureCodingSchemaManager;
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import org.apache.hadoop.hdfs.util.StripedBlockUtil;
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import org.apache.hadoop.hdfs.util.StripedBlockUtil;
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@ -71,6 +73,9 @@ public void setup() throws IOException {
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cluster = new MiniDFSCluster.Builder(conf).numDataNodes(
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cluster = new MiniDFSCluster.Builder(conf).numDataNodes(
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DATA_BLK_NUM + PARITY_BLK_NUM).build();
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DATA_BLK_NUM + PARITY_BLK_NUM).build();
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cluster.waitActive();
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cluster.waitActive();
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for (DataNode dn : cluster.getDataNodes()) {
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DataNodeTestUtils.setHeartbeatsDisabledForTests(dn, true);
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}
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fs = cluster.getFileSystem();
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fs = cluster.getFileSystem();
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fs.mkdirs(dirPath);
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fs.mkdirs(dirPath);
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fs.getClient().createErasureCodingZone(dirPath.toString(), null, CELLSIZE);
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fs.getClient().createErasureCodingZone(dirPath.toString(), null, CELLSIZE);
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