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ASF GitHub Bot commented on HDFS-16809: --------------------------------------- slfan1989 commented on code in PR #5050: URL: https://github.com/apache/hadoop/pull/5050#discussion_r1037175063 ########## hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestMaintenanceWithStriped.java: ########## @@ -0,0 +1,281 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.hadoop.hdfs; + +import static org.junit.Assert.*; + +import java.io.IOException; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import org.apache.hadoop.conf.Configuration; +import org.apache.hadoop.fs.FileChecksum; +import org.apache.hadoop.fs.Path; +import org.apache.hadoop.hdfs.protocol.Block; +import org.apache.hadoop.hdfs.protocol.DatanodeInfo; +import org.apache.hadoop.hdfs.protocol.DatanodeInfo.AdminStates; +import org.apache.hadoop.hdfs.protocol.ErasureCodingPolicy; +import org.apache.hadoop.hdfs.protocol.HdfsConstants.DatanodeReportType; +import org.apache.hadoop.hdfs.protocol.LocatedBlocks; +import org.apache.hadoop.hdfs.protocol.LocatedStripedBlock; +import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; +import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoStriped; +import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; +import org.apache.hadoop.hdfs.server.blockmanagement.CombinedHostFileManager; +import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeStorageInfo; +import org.apache.hadoop.hdfs.server.blockmanagement.HostConfigManager; +import org.apache.hadoop.hdfs.server.namenode.FSNamesystem; +import org.apache.hadoop.hdfs.server.namenode.INodeFile; +import org.apache.hadoop.hdfs.server.namenode.NameNode; +import org.apache.hadoop.hdfs.server.namenode.NameNodeAdapter; +import org.apache.hadoop.hdfs.util.HostsFileWriter; +import org.junit.After; +import org.junit.Assert; +import org.junit.Before; +import org.junit.Test; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * This class tests the in maintenance of datanode with striped blocks. + */ +public class TestMaintenanceWithStriped { + private static final Logger LOG = LoggerFactory + .getLogger(TestMaintenanceWithStriped.class); + + // heartbeat interval in seconds + private static final int HEARTBEAT_INTERVAL = 1; + // block report in msec + private static final int BLOCKREPORT_INTERVAL_MSEC = 1000; + // replication interval + private static final int NAMENODE_REPLICATION_INTERVAL = 1; + + + private Configuration conf; + private MiniDFSCluster cluster; + private DistributedFileSystem dfs; + private final ErasureCodingPolicy ecPolicy = + StripedFileTestUtil.getDefaultECPolicy(); + private int numDNs; + private final int cellSize = ecPolicy.getCellSize(); + private final int dataBlocks = ecPolicy.getNumDataUnits(); + private final int parityBlocks = ecPolicy.getNumParityUnits(); + private final int blockSize = cellSize * 4; + private final int blockGroupSize = blockSize * dataBlocks; + private final Path ecDir = new Path("/" + this.getClass().getSimpleName()); + private HostsFileWriter hostsFileWriter; + private boolean useCombinedHostFileManager = true; + + + + private FSNamesystem fsn; + private BlockManager bm; + + protected Configuration createConfiguration() { + return new HdfsConfiguration(); + } + + @Before + public void setup() throws IOException { + // Set up the hosts/exclude files. + hostsFileWriter = new HostsFileWriter(); + conf = createConfiguration(); + if (useCombinedHostFileManager) { + conf.setClass(DFSConfigKeys.DFS_NAMENODE_HOSTS_PROVIDER_CLASSNAME_KEY, + CombinedHostFileManager.class, HostConfigManager.class); Review Comment: indentation > EC striped block is not sufficient when doing in maintenance > ------------------------------------------------------------ > > Key: HDFS-16809 > URL: https://issues.apache.org/jira/browse/HDFS-16809 > Project: Hadoop HDFS > Issue Type: Bug > Components: ec, erasure-coding > Reporter: dingshun > Assignee: dingshun > Priority: Major > Labels: pull-request-available > > When doing maintenance, ec striped block is not sufficient, which will lead > to miss block -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org