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Re: what recommended size of a kudu table

by Expert Contributor in Support Questions
‎05-29-2023 02:01 PM
‎05-29-2023 02:01 PM
hi @ChethanYM ,    I read this documentation, but the doubt is about the tablet and table   if looking at the graph in cloudera and seeing tables above 50GB it would be out of the recommended ... View more

what recommended size of a kudu table

by Expert Contributor in Support Questions
‎05-26-2023 01:58 PM
‎05-26-2023 01:58 PM
hello cloudera community,   we check in the graph "total_kudu_on_disk_size_across_kudu_replicas" and there are tables with 500GB   with that, we need to know what is the recommended size for a kudu table? ... View more
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yarn run logs - error getting logs at hostname:804...

by Expert Contributor in Support Questions
‎05-26-2023 12:35 PM
‎05-26-2023 12:35 PM
hello cloudera community,   we have a problem   we are not able to view the execution logs of the jobs that were executed in yarn by the resourcemanager of yarn   when we click on logs it presents the error:   "Error getting logs at hostname:8041"   how can we solve this problem?   we are using cdh express 5.16.2 ... View more

Re: zeppelin - error installing python interpreter...

by Expert Contributor in Support Questions
‎10-18-2022 05:35 AM
‎10-18-2022 05:35 AM
hi @ask_bill_brooks    when I run the command to list the interpreters available for zeppelin, the list returns that python is supported.   I run the command:   install-interpreter.sh --list   and returns the following:   OpenJDK 64-Bit Server VM warning: ignoring option MaxPermSize=512m; support was removed in 8.0 SLF4J: Class path contains multiple SLF4J bindings. SLF4J: Found binding in [jar:file:/opt/cloudera/parcels/CDH-7.1.7-1.cdh7.1.7.p1000.24102687/jars/slf4j-log4j12-1.7.30.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: Found binding in [jar:file:/opt/cloudera/parcels/CDH-7.1.7-1.cdh7.1.7.p1000.24102687/jars/slf4j-simple-1.7.30.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] alluxio Alluxio interpreter angular HTML and AngularJS view rendering beam Beam interpreter bigquery BigQuery interpreter cassandra Cassandra interpreter built with Scala 2.11 elasticsearch Elasticsearch interpreter file HDFS file interpreter flink Flink interpreter built with Scala 2.11 hbase Hbase interpreter ignite Ignite interpreter built with Scala 2.11 jdbc Jdbc interpreter kylin Kylin interpreter lens Lens interpreter livy Livy interpreter md Markdown support pig Pig interpreter python Python interpreter scio Scio interpreter shell Shell command   with this, I think it is possible to use the python interpreter.   the problem is that we are not able to make the python interpreter work. ... View more

zeppelin - error installing python interpreter by ...

by Expert Contributor in Support Questions
‎10-17-2022 01:02 PM
‎10-17-2022 01:02 PM
hello cloudera community,   we are having problem installing python interpreter on zeppelin   when running the command:   install-interpreter.sh --name python   loads the following information:   OpenJDK 64-bit server VM warning: ignoring MaxPermSize=512m option; support was removed in 8.0 SLF4J: The classpath contains multiple SLF4J bindings. SLF4J: Link found in [jar:file:/opt/cloudera/parcels/CDH-7.1.7-1.cdh7.1.7.p1000.24102687/jars/slf4j-log4j12-1.7.30.jar!/org/slf4j/ impl/StaticLoggerBinder.class] SLF4J: Link found in [jar:file:/opt/cloudera/parcels/CDH-7.1.7-1.cdh7.1.7.p1000.24102687/jars/slf4j-simple-1.7.30.jar!/org/slf4j/ impl/StaticLoggerBinder.class] SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J: The actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] Install python(org.apache.zeppelin:zeppelin-python:0.8.0) in /opt/cloudera/parcels/CDH/lib/zeppelin/interpreter/python ...   stays at this message for almost 2 minutes and returns with the error:   OpenJDK 64-bit server VM warning: ignoring MaxPermSize=512m option; support was removed in 8.0 SLF4J: The classpath contains multiple SLF4J bindings. SLF4J: Link found in [jar:file:/opt/cloudera/parcels/CDH-7.1.7-1.cdh7.1.7.p1000.24102687/jars/slf4j-log4j12-1.7.30.jar!/org/slf4j/ impl/StaticLoggerBinder.class] SLF4J: Link found in [jar:file:/opt/cloudera/parcels/CDH-7.1.7-1.cdh7.1.7.p1000.24102687/jars/slf4j-simple-1.7.30.jar!/org/slf4j/ impl/StaticLoggerBinder.class] SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J: The actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] Install python(org.apache.zeppelin:zeppelin-python:0.8.0) in /opt/cloudera/parcels/CDH/lib/zeppelin/interpreter/python ... org.sonatype.aether.RepositoryException: Unable to fetch dependencies for org.apache.zeppelin:zeppelin-python:0.8.0 in org.apache.zeppelin.dep.DependencyResolver.getArtifactsWithDep(DependencyResolver.java:179) in org.apache.zeppelin.dep.DependencyResolver.loadFromMvn(DependencyResolver.java:128) in org.apache.zeppelin.dep.DependencyResolver.load(DependencyResolver.java:76) in org.apache.zeppelin.dep.DependencyResolver.load(DependencyResolver.java:93) in org.apache.zeppelin.dep.DependencyResolver.load(DependencyResolver.java:85) in org.apache.zeppelin.interpreter.install.InstallInterpreter.install(InstallInterpreter.java:170) in org.apache.zeppelin.interpreter.install.InstallInterpreter.install(InstallInterpreter.java:134) in org.apache.zeppelin.interpreter.install.InstallInterpreter.install(InstallInterpreter.java:126) in org.apache.zeppelin.interpreter.install.InstallInterpreter.main(InstallInterpreter.java:278) Caused by: java.lang.NullPointerException in org.sonatype.aether.impl.internal.DefaultRepositorySystem.resolveDependencies(DefaultRepositorySystem.java:352) in org.apache.zeppelin.dep.DependencyResolver.getArtifactsWithDep(DependencyResolver.java:176) ... more 8   can help us solve this problem?   PS: zeppelin was installed by cloudera manager, version 7.6x, cdp version 7.1.x ... View more

zeppelin - org.apache.thrift.transport.TTransportE...

by Expert Contributor in Support Questions
‎10-17-2022 09:14 AM
‎10-17-2022 09:14 AM
hello cloudera community,   I'm having trouble using python in zeppelin, when I run a simple script it returns the error below:   org.apache.thrift.transport.TTransportException: Socket is closed by peer. at org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:130) at org.apache.thrift.transport.TTransport.readAll(TTransport.java:86) at org.apache.thrift.protocol.TBinaryProtocol.readAll(TBinaryProtocol.java:455) at org.apache.thrift.protocol.TBinaryProtocol.readI32(TBinaryProtocol.java:354) at org.apache.thrift.protocol.TBinaryProtocol.readMessageBegin(TBinaryProtocol.java:243) at org.apache.thrift.TServiceClient.receiveBase(TServiceClient.java:77) at org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Client.recv_createInterpreter(RemoteInterpreterService.java:182) at org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Client.createInterpreter(RemoteInterpreterService.java:165) at org.apache.zeppelin.interpreter.remote.RemoteInterpreter$2.call(RemoteInterpreter.java:169) at org.apache.zeppelin.interpreter.remote.RemoteInterpreter$2.call(RemoteInterpreter.java:165) at org.apache.zeppelin.interpreter.remote.RemoteInterpreterProcess.callRemoteFunction(RemoteInterpreterProcess.java:135) at org.apache.zeppelin.interpreter.remote.RemoteInterpreter.internal_create(RemoteInterpreter.java:165) at org.apache.zeppelin.interpreter.remote.RemoteInterpreter.open(RemoteInterpreter.java:132) at org.apache.zeppelin.interpreter.remote.RemoteInterpreter.getFormType(RemoteInterpreter.java:299) at org.apache.zeppelin.notebook.Paragraph.jobRun(Paragraph.java:408) at org.apache.zeppelin.scheduler.Job.run(Job.java:188) at org.apache.zeppelin.scheduler.RemoteScheduler$JobRunner.run(RemoteScheduler.java:315) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)   Could help to solve this problem?   PS¹: script simple:   %python number1 = 2 number2 = 2 total = number1 + number2 print(total)   PS²: zeppelin was installed by cloudera manager, version 7.6x, cdp version 7.1.x ... View more
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impala having problem after enabling kerberos on c...

by Expert Contributor in Support Questions
‎10-14-2022 07:20 AM
‎10-14-2022 07:20 AM
hello cloudera community,   we are having problem in impala after enabling kerberos on cdp cluster   only the Impala StateStore role is started healthy, the other roles are in bad status   checking the log of the Impala Catalog Server role, the following appears:   ------------- 11:07:50.584 AM INFO cc:170 SASL message (Kerberos (internal)): GSSAPI client step 1   11:07:50.587 AM INFO cc:78 Couldn't open transport for hostname:24000 (No more data to read.)   11:07:50.587 AM INFO cc:94 Unable to connect to hostname:24000   11:07:50.587 AM INFO cc:274 statestore registration unsuccessful: Couldn't open transport for hostname:24000 (No more data to read.)   11:07:50.587 AM FATAL cc:87 Couldn't open transport for hostname:24000 (No more data to read.) . Impalad exiting. Wrote minidump to /var/log/impala-minidumps/catalogd/7ae4848b-cd34-4d4c-96cfeaa3-bd4a584f.dmp -------------   how can we solve this problem?   this problem is urgent! ... View more

Re: zookeeper having problem after enabling kerber...

by Expert Contributor in Support Questions
‎10-14-2022 07:06 AM
‎10-14-2022 07:06 AM
I managed to solve.   canary timeouts have been changed:   ZooKeeper Canary Connection Timeout = 30s ZooKeeper Canary Session Timeout = 1m ZooKeeper Canary Operation Timeout = 30s   with that, the error no longer presented and the status is healthy 100% ... View more

zookeeper having problem after enabling kerberos o...

by Expert Contributor in Support Questions
‎10-14-2022 06:23 AM
‎10-14-2022 06:23 AM
hello cloudera community   we are having a problem with zookeeper on cdp after enabling kerberos on the cluster   zookeeper instances are healthy (status green), but the general status of zookeeper shows the message:   Canary test of client connection to ZooKeeper and execution of basic operations succeeded though a session could not be established with one or more servers     how can we solve this problem?   ... View more

Re: error in livy - org.apache.hadoop.hive.ql.meta...

by Expert Contributor in Support Questions
‎09-30-2022 06:32 AM
‎09-30-2022 06:32 AM
hello cloudera community,   solved the problem by pointing hive-site.xml file in spark and spark2   so spark jobs in livy in jupyter notebook ran successfully ... View more
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