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Hudson commented on HDFS-7279: ------------------------------ FAILURE: Integrated in Hadoop-trunk-Commit #6557 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/6557/]) HDFS-7279. Use netty to implement DatanodeWebHdfsMethods. Contributed by Haohui Mai. (wheat9: rev bf8e4332cb4c33d0287ae6ecca61b335402ac1c4) * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/URLDispatcher.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/DatanodeHttpServer.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/SimpleHttpProxyHandler.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/webhdfs/ParameterParser.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/web/resources/IntegerParam.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/JspHelper.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/protocol/DatanodeRegistration.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/web/resources/LongParam.java * hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/webhdfs/DataNodeUGIProvider.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/webhdfs/HdfsWriter.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java * hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/http/HttpServer2.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/webhdfs/ExceptionHandler.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/web/TestWebHdfsFileSystemContract.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/web/resources/ShortParam.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/webhdfs/WebHdfsHandler.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/resources/OpenEntity.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/SecureDataNodeStarter.java > Use netty to implement DatanodeWebHdfsMethods > --------------------------------------------- > > Key: HDFS-7279 > URL: https://issues.apache.org/jira/browse/HDFS-7279 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode, webhdfs > Reporter: Haohui Mai > Assignee: Haohui Mai > Fix For: 2.7.0 > > Attachments: HDFS-7279.000.patch, HDFS-7279.001.patch, > HDFS-7279.002.patch, HDFS-7279.003.patch, HDFS-7279.004.patch, > HDFS-7279.005.patch, HDFS-7279.006.patch, HDFS-7279.007.patch, > HDFS-7279.008.patch, HDFS-7279.009.patch, HDFS-7279.010.patch, > HDFS-7279.011.patch, HDFS-7279.012.patch, HDFS-7279.013.patch > > > Currently the DN implements all related webhdfs functionality using jetty. As > the current jetty version the DN used (jetty 6) lacks of fine-grained buffer > and connection management, DN often suffers from long latency and OOM when > its webhdfs component is under sustained heavy load. > This jira proposes to implement the webhdfs component in DN using netty, > which can be more efficient and allow more finer-grain controls on webhdfs. -- This message was sent by Atlassian JIRA (v6.3.4#6332)