at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:531) at org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:687) at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:790) at org.apache.hadoop.ipc.Client$Connection.access$3500(Client.java:411) at org.apache...
在Invoker的构造方法里,我们看到在这里新建了一个org.apache.hadoop.ipc.Client对象,在invoke方法里调用了client里面的call方法,最终调用connection.sendRpcRequest(call); 来发送rpc请求 final Call call = createCall(rpcKind, rpcRequest); Connection connection = getConnection(remoteId, call, serviceClass, fallba...
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FILE: Number of bytes read=81 FILE: Number of bytes written=158693 FILE: Number of read operations=0 FILE: Number of large read operations=0 FILE: Number of write operations=0 HDFS: Number of bytes read=175 HDFS: Number of bytes written=51 HDFS: Number of read operations=6 HDFS: Number...
|- PID PPID PGRPID SESSID CMD_NAME USER_MODE_TIME(MILLIS) SYSTEM_TIME(MILLIS) VMEM_USAGE(BYTES) RSSMEM_USAGE(PAGES) FULL_CMD_LINE |- 4777 4602 4777 4777 (bash) 0 1 17047552 713 /bin/bash -c /home/hadoop/my_project/jdk1.7.0_79/bin/java -XX:-UseGCOverheadLimit -Xmx4096m -Djava....
CONNECTION=0 IO_ERROR=0 WRONG_LENGTH=0 WRONG_MAP=0 WRONG_REDUCE=0 File Input Format Counters Bytes Read=1000000 File Output Format Counters Bytes Written=1000000 20/07/01 20:57:02 INFO terasort.TeraSort: done Map和reduce值为: Total vcore-milliseconds taken by all map tasks=4729 Total vcor...
<name>ipc.client.connection.maxidletime</name> <value>60000</value> </property> <property> <name>mapreduce.output.fileoutputformat.compress.type</name> <value>BLOCK</value> </property> <property> <name>io.seqfile.compressioin.type</name> ...
CONNECTION=0 IO_ERROR=0 WRONG_LENGTH=0 WRONG_MAP=0 WRONG_REDUCE=0 File Input Format Counters Bytes Read=860378 File Output Format Counters Bytes Written=303 流量数据导出到Mysql 使用Sqoop导出HDFS中的流量数据到Mysql中,需要创建有对应字段的新表,具体使用参见Sqoop导入导出文档。
Trying to connect with Oracle Direct Connector for Hadoop Distributed File System (HDFS) and getting the following error:java.sql.SQLRecoverableException: IO Error: Unknown host specified at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:458) at oracle.jdbc.driver.PhysicalConnection.<init>...
ClientCnxn: Opening socket connection to server node1/192.168.80.131:2181. Will not attempt to authenticate using SASL (unknown error) 2017-08-05 05:37:24,055 INFO [main-SendThread(node1:2181)] zookeeper.ClientCnxn: Socket connection established to node1/192.168.80.131:2181, initiating session ...