i cleared the certification CCA175 last February. The certification was mailed to me. After that i changed my organization and also my emailid. Now i dont have access to old email. How can i download the certificate? I have the License number with me. But i dont see any option in Cloudera to download the certificate. Can you please help? ... View more

Hi, I have a oozie sqoop action. It works well with list-tables and list-databases commands. But it always fails with the import commands. Below is the error:   Log Type: stderr Log Upload Time: Mon Oct 05 01:25:43 -0700 2020 Log Length: 2509 The system is out of resources. Consult the following stack trace for details. java.lang.OutOfMemoryError: GC overhead limit exceeded at com.sun.tools.javac.file.ZipFileIndex$ZipDirectory.readEntry(ZipFileIndex.java:669) at com.sun.tools.javac.file.ZipFileIndex$ZipDirectory.buildIndex(ZipFileIndex.java:580) at com.sun.tools.javac.file.ZipFileIndex$ZipDirectory.access$000(ZipFileIndex.java:484) at com.sun.tools.javac.file.ZipFileIndex.checkIndex(ZipFileIndex.java:192) at com.sun.tools.javac.file.ZipFileIndex.<init>(ZipFileIndex.java:137) at com.sun.tools.javac.file.ZipFileIndexCache.getZipFileIndex(ZipFileIndexCache.java:100) at com.sun.tools.javac.file.JavacFileManager.openArchive(JavacFileManager.java:548) at com.sun.tools.javac.file.JavacFileManager.openArchive(JavacFileManager.java:482) at com.sun.tools.javac.file.JavacFileManager.listContainer(JavacFileManager.java:368) at com.sun.tools.javac.file.JavacFileManager.list(JavacFileManager.java:644) at com.sun.tools.javac.jvm.ClassReader.fillIn(ClassReader.java:2499) at com.sun.tools.javac.jvm.ClassReader.complete(ClassReader.java:2143) at com.sun.tools.javac.code.Symbol.complete(Symbol.java:421) at com.sun.tools.javac.comp.Enter.visitTopLevel(Enter.java:298) at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:459) at com.sun.tools.javac.comp.Enter.classEnter(Enter.java:258) at com.sun.tools.javac.comp.Enter.classEnter(Enter.java:272) at com.sun.tools.javac.comp.Enter.complete(Enter.java:484) at com.sun.tools.javac.comp.Enter.main(Enter.java:469) at com.sun.tools.javac.main.JavaCompiler.enterTrees(JavaCompiler.java:929) at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:824) at com.sun.tools.javac.main.Main.compile(Main.java:439) at com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:132) at org.apache.sqoop.orm.CompilationManager.compile(CompilationManager.java:220) at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:107) at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:494) at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:621) at org.apache.sqoop.Sqoop.run(Sqoop.java:147) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:183) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:234) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:243) Intercepting System.exit(1) Failing Oozie Launcher, Main class [org.apache.oozie.action.hadoop.SqoopMain], exit code [1] Log Type: stdout Log Upload Time: Mon Oct 05 01:25:43 -0700 2020 Log Length: 141911 Showing 4096 bytes of 141911 total. Click here for the full log. .sqoop.manager.SqlManager - Executing SQL statement: SELECT t.* FROM `orders` AS t LIMIT 1 2020-10-05 01:25:26,955 [main] INFO org.apache.sqoop.manager.SqlManager - Executing SQL statement: SELECT t.* FROM `orders` AS t LIMIT 1 2020-10-05 01:25:26,961 [main] INFO org.apache.sqoop.orm.CompilationManager - HADOOP_MAPRED_HOME is /usr/lib/hadoop-mapreduce 2020-10-05 01:25:35,437 [main] ERROR org.apache.sqoop.tool.ImportTool - Import failed: java.io.IOException: Error returned by javac at org.apache.sqoop.orm.CompilationManager.compile(CompilationManager.java:222) at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:107) at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:494) at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:621) at org.apache.sqoop.Sqoop.run(Sqoop.java:147) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:183) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:234) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:243) at org.apache.sqoop.Sqoop.main(Sqoop.java:252) at org.apache.oozie.action.hadoop.SqoopMain.runSqoopJob(SqoopMain.java:187) at org.apache.oozie.action.hadoop.SqoopMain.run(SqoopMain.java:170) at org.apache.oozie.action.hadoop.LauncherMain.run(LauncherMain.java:81) at org.apache.oozie.action.hadoop.SqoopMain.main(SqoopMain.java:51) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.oozie.action.hadoop.LauncherMapper.map(LauncherMapper.java:235) at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:54) at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:459) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:343) at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:164) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:415) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1917) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158) <<< Invocation of Sqoop command completed <<< No child hadoop job is executed. Intercepting System.exit(1) <<< Invocation of Main class completed <<< Failing Oozie Launcher, Main class [org.apache.oozie.action.hadoop.SqoopMain], exit code [1] Oozie Launcher failed, finishing Hadoop job gracefully Oozie Launcher, uploading action data to HDFS sequence file: hdfs://quickstart.cloudera:8020/user/cloudera/oozie-oozi/0000007-201004234744450-oozie-oozi-W/firstsqoopjob--sqoop/action-data.seq 2020-10-05 01:25:35,799 [main] INFO org.apache.hadoop.io.compress.zlib.ZlibFactory - Successfully loaded & initialized native-zlib library 2020-10-05 01:25:35,801 [main] INFO org.apache.hadoop.io.compress.CodecPool - Got brand-new compressor [.deflate] Successfully reset security manager from org.apache.oozie.action.hadoop.LauncherSecurityManager@26a6a2f3 to null Oozie Launcher ends 2020-10-05 01:25:35,859 [main] INFO org.apache.hadoop.mapred.Task - Task:attempt_1601880396378_0009_m_000000_0 is done. And is in the process of committing 2020-10-05 01:25:35,859 [main] INFO org.apache.hadoop.mapred.Task - Task:attempt_1601880396378_0009_m_000000_0 is done. And is in the process of committing 2020-10-05 01:25:35,997 [main] INFO org.apache.hadoop.mapred.Task - Task 'attempt_1601880396378_0009_m_000000_0' done. 2020-10-05 01:25:35,997 [main] INFO org.apache.hadoop.mapred.Task - Task 'attempt_1601880396378_0009_m_000000_0' done. 2020-10-05 01:25:35,998 [main] INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl - Stopping MapTask metrics system... 2020-10-05 01:25:36,000 [main] INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl - MapTask metrics system stopped. 2020-10-05 01:25:36,000 [main] INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl - MapTask metrics system shutdown complete.   workflow.xml   <workflow-app name='example-forkjoinwf' xmlns="uri:oozie:workflow:0.1"> <start to='firstsqoopjob' /> <action name="firstsqoopjob"> <sqoop xmlns="uri:oozie:sqoop-action:0.2"> <job-tracker>[job tracker info]</job-tracker> <name-node>[namenode info]</name-node> <prepare> <delete path="[name node info]/user/cloudera/nit/sqoop/import/oozietest"/> <mkdir path="[name node info]/user/cloudera/nit/test6"/> </prepare> <configuration> <property> <name>mapred.compress.map.output</name> <value>true</value> </property> </configuration> <command>sqoop import --connect jdbc:mysql://hostname:3306/retail_db --username usr_hdp --password passcloud --table orders --target-dir /user/cloudera/nit/sqoop/import/oozietest --as-textfile --delete-target-dir -m 1</command> </sqoop> <ok to="end" /> <error to="kill" /> </action> <kill name="kill"> <message>Map/Reduce failed, error message[${wf:errorMessage()}]</message> </kill> <end name='end'/> </workflow-app> ... 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