[ https://issues.apache.org/jira/browse/HDFS-13195?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Bharat Viswanadham reassigned HDFS-13195: ----------------------------------------- Assignee: maobaolong > DataNode conf page cannot display the current value after reconfig > ------------------------------------------------------------------- > > Key: HDFS-13195 > URL: https://issues.apache.org/jira/browse/HDFS-13195 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode > Affects Versions: 2.7.1 > Reporter: maobaolong > Assignee: maobaolong > Priority: Minor > Fix For: 2.7.1 > > Attachments: HDFS-13195-branch-2.7.001.patch, HDFS-13195.001.patch > > > Now the branch-2.7 support dfs.datanode.data.dir reconfig, but after i > reconfig this key, the conf page's value is still the old config value. > The reason is that: > {code:java} > public DatanodeHttpServer(final Configuration conf, > final DataNode datanode, > final ServerSocketChannel externalHttpChannel) > throws IOException { > this.conf = conf; > Configuration confForInfoServer = new Configuration(conf); > confForInfoServer.setInt(HttpServer2.HTTP_MAX_THREADS, 10); > HttpServer2.Builder builder = new HttpServer2.Builder() > .setName("datanode") > .setConf(confForInfoServer) > .setACL(new AccessControlList(conf.get(DFS_ADMIN, " "))) > .hostName(getHostnameForSpnegoPrincipal(confForInfoServer)) > .addEndpoint(URI.create("http://localhost:0")) > .setFindPort(true); > this.infoServer = builder.build(); > {code} > The confForInfoServer is a new configuration instance, while the dfsadmin > reconfig the datanode's config, the config result cannot reflect to > confForInfoServer, so we should use the datanode's conf. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org