cdh-user@cloudera.org discussions for September 2013

22	SENTRY - Seriously ??? Allows any user who can connect to execute create function and drop function

OK guys this seems totally wrong or I am getting the meaning wrong I am looking at the documentation Page 7 of http://www.cloudera.com/content/cloudera-content/cloudera-docs/Sentry/Sentry.pdf ...

Sanjay Subramanian
Sep 3, 2013 at 9:42 pm
Sep 19, 2013 at 4:06 am

19	Hive MetaStore not starting -- Pls help

Starting Hive Metastore Server javax.jdo.JDOFatalDataStoreException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received ...

R Flopsy
Sep 2, 2013 at 5:39 am
Mar 27, 2014 at 8:42 pm

14	Cloudera QuickStart VMDK Error

Hi Guys, I am new to Hadoop and thought of starting with the Cloudera Quickstart VM, but stuck with it. I tried using VM ware and Virtual Box both both failed.Below is the error: *Failed to attach ...

Swanil Srivastav
Sep 13, 2013 at 1:52 pm
Sep 14, 2013 at 2:07 pm

10	OOZIE Authentication error

Fellow users, We've got oozie installed and service started . but when we issue this status command : bin/oozie admin -oozie http://localhost:11000/oozie -status *Error: AUTHENTICATION : Could not ...

Ana
Sep 5, 2013 at 6:57 pm
Sep 26, 2013 at 10:15 pm

9	Re: Map task failed: No protocol specified

Please post the full stack trace from the failed task's log. Are you using Hadoop Pipes btw? -- Harsh J -- --- You received this message because you are subscribed to the Google Groups "CDH Users" ...

Harsh J
Sep 20, 2013 at 1:49 pm
Sep 24, 2013 at 10:06 am

9	Decommisioned node will not drop off list

Hello, A datanode has been de-commissioned, but will not drop off the dead nodes list. The node is no longer in the dfs.hosts.include file, and is not in the dfs.hosts.exclude file. When starting the ...

Pixel Madness
Sep 10, 2013 at 3:27 pm
Sep 21, 2013 at 9:07 pm

8	Reducers getting Stuck with No room for reduce task.

Hi, I am using *2.0.0-mr1-cdh4.3.0.* All the nodes on the cluster has multi TBs of free space and i am still getting this message from all task trackers. *No room for reduce task. Node tracker_***** ...

Vivek Beniwal
Sep 26, 2013 at 5:06 pm
Feb 25, 2014 at 10:38 pm

8	HDFS Service Failed to Start, Issues with Datanode and Namenode

Hello, I am working on installing Cloudera and its services on a box. This is using CDH4 on Ubuntu 12.04 64-bit. I have found similar posts, some almost identical, but I'm still running into ...

Greg Coogan
Sep 4, 2013 at 10:49 pm
Sep 5, 2013 at 5:23 pm

7	Sqoop merge on composite primary key

Version: Sqoop 1.4.3-cdh4.3.0 I have a table with a primary made out of 2 columns. Will sqoop merge work with composite key as primary key? -- --- You received this message because you are subscribed ...

Wayne
Sep 9, 2013 at 8:07 pm
Dec 21, 2013 at 3:40 pm

7	C API libhdfs error

Hi, I am working on a project in C and I need to interact with HDFS, so I read the tutorial of C API libhdfs on http://hadoop.apache.org/docs/stable/libhdfs.html but when I execute the binary file it ...

Xiaojie Zhang
Sep 27, 2013 at 2:17 am
Sep 28, 2013 at 12:59 pm

7	Is the CDH4 ready for production enviorment?

hi, Guys: I want to install CDH in our company. Is the CDH4 ready for production environment? Is the HA function reliable in CDH4? I want to use the NameNode HA function in the production environment ...

Hongliang Lv
Sep 16, 2013 at 6:19 am
Sep 16, 2013 at 2:34 pm

6	SQL Server Analysis Services to Impala are available?

I found a white paper on "SQL Server Analysis Services to Hive" and configured fine. Same way I configured to Impala and tested the connectivity fine. But I was not able to create views while using ...

Murali Dhar
Sep 16, 2013 at 10:05 pm
Dec 9, 2013 at 12:20 pm

6	TwitterSource flume example not working

I am trying to create a custom flume source based on the twittersource example hosted on cloudera ...

Infypie
Sep 10, 2013 at 10:57 am
Oct 10, 2013 at 9:35 am

6	CDH4.3 VM with larger / configurable size disk space available

The default VM has a 20GB vmdk. Is there either (a) a version with a (much) larger (and preferably configurable size) vmdk disk or (b) a streamlined (quick) way to obtain the same result manually? I ...

Stephen Boesch
Sep 30, 2013 at 8:15 pm
Oct 2, 2013 at 3:08 pm

6	Eclipse export an executable jar doesn't run on CDH4.3 VM

I wrote a simple java class which takes 2 arguments (inputFile and outputFile) to write a SequenceFile for Mahout. It runs perfectly in Eclipse and the output file is created. But when I export the ...

John Chan
Sep 26, 2013 at 9:42 pm
Sep 27, 2013 at 9:27 pm

6	Jobtracker being unresponsive

cdh version used cdh4.2.0 stack. JT becomes unresponsive due to the below given issue and all the TT with the JT has to be restarted to fix this issue.We use secure hadoop cluster.How can i fix this ...

Vishal Rajan
Sep 2, 2013 at 5:27 pm
Sep 27, 2013 at 6:49 pm

6	Setting up a quorum based HA cluster

I've read that it's helpful to setup a single namenode cluster first then add HA to it. I'm following these docs to setup the second namenode ...

Nic Grayson
Sep 10, 2013 at 8:00 pm
Sep 11, 2013 at 7:00 pm

5	CDH4.4.0 One of our data node shows up as both Live and Dead

46 data node cluster. While checking on the dfshealth UI of our Active NameNode I noticed that there were 46 live nodes and one dead node. When I click on the dead node page it shows the ip address ...

Dan Streit
Sep 27, 2013 at 10:57 pm
Apr 2, 2014 at 3:41 pm

5	Hue LDAPBackend authentication error

I've configured Hue to talk to our LDAP server, and am able to Add/Sync existing LDAP users - but I am unable to login as an LDAP user. Whenever I attempt to login I'm greeted with: Caught LDAPError ...

Jonathan Edwards
Sep 10, 2013 at 10:28 pm
Feb 28, 2014 at 1:54 am

5	Cannot establish connection to CDH4 with kerberos (from java)

I am running into an issue trying perform any action on FileSystem when the CDH4 cluster has kerberos. I get a file system like below and try to see if "/" exists. This or any similar action will ...

Robbie Gill
Sep 4, 2013 at 7:19 pm
Nov 7, 2013 at 10:20 pm

5	Does Hadoop Distributed File System supports any Update operation??

Hi All, I was reading paper published on Google File System and find out that GFS supports append and updates in arbitrary locations of an existing file. As far as I know that HDFS wont support ...

Hadooping!!
Sep 26, 2013 at 9:15 pm
Sep 27, 2013 at 7:20 pm

5	Orphan blocks? Datanode occupies more space than it reports

Hi, I am running CDH4.3.1 and I have the following issue: for some nodes, HDFS reports large amounts of space as "Non DFS used", while actually only space in the Datanode directory is used. e.g. for ...

Hans-Peter Zorn
Sep 24, 2013 at 10:03 am
Sep 25, 2013 at 8:17 pm

5	CDH4 upgrade: mapreduce.jobtracker.address property not working

I'm working through the upgrade from CDH3u5 to CDH4.4.0 and hit an(other) issue - I couldn't get the jobtracker to start and was getting this error: STARTUP_MSG: build = ...

Alex bohr
Sep 19, 2013 at 11:01 pm
Sep 20, 2013 at 5:40 am

5	Failed to install jdk package. (Failed Step)

Hello, I am trying to set up one node hadoop cluster using cloudera manager. i am not able to get past the jdk installion step. This is the error I am getting. Installing jdk package... *BEGIN yum ...

Ashwin Bhattathiripad
Sep 13, 2013 at 5:48 am
Sep 19, 2013 at 7:12 am

5	Failed to authenticate the nodes through ssh in cloudera manager

Hello, I am trying to make a cluster with 5 nodes using cloudera manager. I selected a non root user on SSH credentials page. I also selected 'use private key' option. I am getting an error ...

Ashwin Bhattathiripad
Sep 18, 2013 at 4:37 am
Sep 18, 2013 at 4:18 pm

5	cloudera certification

Hi, I am interested to write cloudera hadoop developer certification. I have doubt the questions based on before yarn or both. Can any one suggest what types of preparation need . Thanks, Jai' -- --- ...

Jaikumar krishna
Sep 12, 2013 at 9:53 am
Sep 17, 2013 at 12:34 am

5	Hive Thrift client example for HIVE SERVER2

Hi guys, Has anyone successfully connected to hive server2 using hive thrift.I am getting below error when tried to run simple hive command. I am using CDH 4.3 and hive 0.10. Would appreciate if ...

Kashif Khan
Sep 9, 2013 at 8:14 pm
Sep 12, 2013 at 10:31 pm

5	CDH 4.3 HUE 2.3 Can't make it work with HiveServer2

Hi. I'm doing my best to remove beeswax from HUE UI. I want to use HiveServer2 I've changed service conf using CM 4.6.3, here it is: hive_conf_dir ...

Serega Sheypak
Sep 5, 2013 at 10:54 pm
Sep 8, 2013 at 6:38 pm

5	cannot find hadoop folder in /usr/lib

Hi All, I'm new to hadoop. I installed CDH4 with cloudera manager in my debian cluster then i tried to find default installation path for hadoop in "usr/lib/hadoop" but there is no hadoop folder. Any ...

Prageeth sudusinghe
Sep 4, 2013 at 11:24 pm
Sep 5, 2013 at 7:09 am

4	Error occured when trying to trigger a hbase-related map-reduce program through OOZIE java action

Hello guys, I tried to trigger a hbase-related map-reduce program through OOZIE java action, but some error occured, I check the logs and found out the following errors: File does not exist ...

Fatalfortradevan
Sep 6, 2013 at 7:24 am
Feb 13, 2014 at 7:12 am

4	After moving the Data Directory the HDFS "configured size" did not change

I am using the latest CDH4.3 VM I moved the HDFS data files to a larger partition . This was achieved by (a) changing the "DataNode Data Directory" entry in CM | DataNode screen (b) Stop the DataNode ...

Stephen Boesch
Sep 30, 2013 at 7:02 pm
Oct 2, 2013 at 3:51 am

4	There is no hadoop-example jar file in CDH 4.4.0

Dears, I just install CDH 4.4.0 via RPM files in full distribution mode with YARN. I cannot find any example jar file in the newly install cluster(in CDH3 there is a jar file named ...

James Chang
Sep 30, 2013 at 8:52 am
Oct 1, 2013 at 2:59 am

4	Does Hive jdbc supports dbs different from 'default'?

Hello, I have configured jdbc driver to connect to Hive thrift server. Apart from default database, I have other dbs that I would like to consult, like for example ...

Robert Suman
Sep 27, 2013 at 10:49 am
Sep 27, 2013 at 1:15 pm

4	Error in map reduce job using MultipleOutputs

Hi guys I started my production system in end of June 2013. Suddenly errors have started coming up and there is no new JAR deployed to production. A synopsis of my map reduce process (submitted thru ...

Sanjay Subramanian
Sep 23, 2013 at 7:40 pm
Sep 24, 2013 at 3:19 pm

4	Hive UDF error

Hi All I am running one sample HIVE UDF on my local cluster and getting following error. Please help me to resolve it. add jar rankA.jar Added rankA.jar to class path hive create temporary function ...

Bhupesh Dhiman
Sep 23, 2013 at 8:53 am
Sep 23, 2013 at 5:12 pm

4	Getting Cannot Initialize cluster while connecting from Microstrategy.

Hi All, I am pretty much new to Hadoop and trying to connect Microstrategy to Hadoop on a single node cluster. (V 2.0.0-cdh4.3.1) The query runs fines on Hive Shell but when it runs form ...

Sumeet Kapoor
Sep 11, 2013 at 12:56 pm
Sep 13, 2013 at 6:06 am

4	Error in InitializingSharedEdits in NameNode HA

Hi All, We are trying to set Namenode HA, we are getting the below errors. Can anyone put a hand to slove this. 013-09-12 18:20:53,771 ERROR org.apache.hadoop.security.UserGroupInformation ...

Sathish Kumar
Sep 12, 2013 at 10:48 pm
Sep 13, 2013 at 12:46 am

4	Native libraries not available in cdh4.4 tar ball

Hi, After downloading the cdh4.4 tarball; I am not able to find the native libs: libhadoop.so libhadoop.so.1.0.0 libhadoop.a libhdfs.a libsnappy.so libsnappy.so.1 libsnappy.so.1.1.3 From where I can ...

Subroto Sanyal
Sep 11, 2013 at 1:23 pm
Sep 11, 2013 at 2:13 pm

4	Does Cloudera Hive ODBC driver work with HiveServer2?

I'm having issues connecting to HiveServer2 via Cloudera ODBC driver. When I run $ isql -v ClouderaHiveDSN it just hangs without any output. Host running hivesever2 doesn't report any errors too. At ...

Andrei
Sep 9, 2013 at 12:59 pm
Sep 11, 2013 at 8:59 am

4	RE: HIVE Avro patch

Will do. Thanks, I didn't see it in the release notes. Regards Andrew From: Harsh J Sent: 09/09/2013 22:47 To: <span class="m_body_email_addr" title="86a2600876a028bfc6f8cbcf265c9e54" ...

Andrew Stevenson
Sep 10, 2013 at 4:56 am
Sep 10, 2013 at 4:03 pm

4	cdh4.4.0 Namenode format error: java.lang.IllegalArgumentException: URI has an authority component

Hi, I am trying to install cdh4.4.0 on a macbook pro running os x 10.8.3. I get this error when I try to format the namenode, 2013-09-06 22:45:32,583 FATAL namenode.NameNode ...

Danoomistmatiste
Sep 7, 2013 at 5:48 am
Sep 8, 2013 at 4:43 pm

4	cannot access localhost:50070

Hello,i got a problem which have annoyed me for a long time! My ip is 192.168.1.200, i can visit 192.168.1.200:50070, 192.168.1.200:50030 , 127.0.0.1:50030, the three pages looks ok. Howerver, i ...

Yalong1990
Sep 4, 2013 at 8:31 am
Sep 5, 2013 at 10:43 am

3	Issue when sqoop into Hive

Hi All, I am trying to sqoop a table into hive using *--hive-overwrite* option to truncate an existing hive table and load only the newly imported one. My command is as below: *sqoop import --connect ...

Chiewyea
Sep 10, 2013 at 10:23 am
Oct 3, 2013 at 2:40 pm

3	Accessing HBase on CDH4 QuickstartVM from another machine on network

I'm using the latest (July 2013) version of the VMWare Quickstart VM. I've started HBase and have loaded it with a fair amount of data. Now I want to connect to that VM from my development ...

MQuin
Sep 28, 2013 at 11:46 pm
Oct 1, 2013 at 12:43 am

3	Sqoop import action in Oozie doesn't run 'delete' before 2nd task attempt and fails

Hello CDH users, I sometimes have some errors on sqoop Oozie actions, but maybe the issue goes beyond the case of Sqoop actions. When a task dies and is retried, it looks like the 'delete' element ...

David Morel
Sep 24, 2013 at 10:21 am
Sep 29, 2013 at 9:19 am

3	Undocumented setting about setting WARN common.Util: Path /var/lib/hadoop-hdfs/cache/hdfs/dfs/name

Hi, I'm try to setting a new Hadoop cluster by using CDH 4.4.0. I got the following WARNING message when I format namenode and cannot find out the detail information to correct it. Could someone give ...

James Chang
Sep 26, 2013 at 9:40 am
Sep 27, 2013 at 10:26 am

3	Can't use global section in Oozie Shell action

Hi everyone, According to https://issues.apache.org/jira/browse/OOZIE-874, I should be able to use a global section in my workflows, so I wrote this: <workflow-app name="${appName}" ...

David Morel
Sep 26, 2013 at 3:36 pm
Sep 26, 2013 at 9:10 pm

3	HADOOP-9150 - Unnecessary DNS resolution attempts for logical URIs

HI. yesterday i saw CDH4.3.2 release announcement and it does include a Major Bug fix . - HADOOP-9150 <https://issues.apache.org/jira/browse/HADOOP-9150 - Unnecessary DNS resolution attempts for ...

Kumar y
Sep 18, 2013 at 7:40 pm
Sep 26, 2013 at 7:33 pm

3	Exporting PIG MR Script output to a DB table(Hbase,Hive,MySQL etc)

Hi, I am using Cloudera QuickStartVM CDH4.. Placed source data file in HDFS .. Running PIG MR Script,Then i would like export the MR output to a DB table(Hbase,Hive,MySQL.. etc)/csv Not sure if am in ...

Rav ki
Sep 25, 2013 at 5:42 pm
Sep 26, 2013 at 3:53 pm

3	Error could not create input directory on hdfs file system

Hello, I am new to hadoop infrastructure. I have setup one-node hadoop cluster using Cloudera manager 4.7.1. Now I am trying to use an application DistMap, a bioinformatics application which is ...

Ashwin Bhattathiripad
Sep 24, 2013 at 4:27 am
Sep 25, 2013 at 2:24 am

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