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215 discussions - 640 posts

  • Hi guys I am testing our code and oozie flows in CDH 4.4.0 and CM 4.7.2 - Java action succeeds - Map-reduce action succeeds - Shell action succeeds - Hive action fails - *Our Workflows in production ...
    Sanjay SubramanianSanjay Subramanian
    Oct 18, 2013 at 5:51 pm
    Oct 24, 2013 at 7:37 pm
  • 2013-10-02 16:41:02,669 INFO org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager: dfs.block.invalidate.limit=1000 2013-10-02 16:41:02,678 INFO ...
    Siddharth TiwariSiddharth Tiwari
    Oct 2, 2013 at 11:43 pm
    Oct 4, 2013 at 7:17 am
  • hi can you help me about install nagios and ganglia on hadoop? -- --- You received this message because you are subscribed to the Google Groups "CDH Users" group. To unsubscribe from this group and ...
    Morteza ArabzadehMorteza Arabzadeh
    Oct 20, 2013 at 7:08 am
    Dec 2, 2013 at 3:00 pm
  • Hi, I have 18 node system. For some reason, last two added nodes doesn't see / or /user file system when I run hdfs dfs -ls /user. Rest of the systems are HP blade servers and those commands works ...
    Anil RanaAnil Rana
    Oct 30, 2013 at 10:44 pm
    Nov 1, 2013 at 1:18 pm
  • I'm trying to set up a single node cluster using Cloudera Manager, here's the latest problem I'm having. When I try to start all services, HDFS won't start, it appears to be a problem with the ...
    Gerard HarteGerard Harte
    Oct 19, 2013 at 1:09 pm
    Oct 23, 2013 at 7:57 pm
  • Hi , We are using cloudera hadoop distribution cdh4.1 in our orgnisation. A strange problem I am facing with hdfs while trying to delete a directory which was created yesterday. $ hadoop fs -ls / ...
    Oct 12, 2013 at 6:06 pm
    Oct 15, 2013 at 2:20 pm
  • Hi, I'm running a 14 nodes of Hadoop cluster with datanodes,tasktrackers running in all nodes. *Apache Hadoop :* 1.2.1 It shows the heap size currently as follows: *Cluster Summary (Heap Size is ...
    Viswanathan JViswanathan J
    Oct 11, 2013 at 5:08 pm
    Oct 14, 2013 at 10:13 pm
  • Hi, I have defined a simple Oozie workflow which runs a PIG scripts to read contents from set of HDFS files and transform them into HBase table on CDH cluster. Though the contents from HDFS get ...
    Sanjeev MaheveSanjeev Maheve
    Oct 31, 2013 at 2:01 pm
    Dec 5, 2013 at 11:52 am
  • hi all, i used Ycsb to test the write performance of my hbase whose version is 0.94.6-cdh4.4.0. i irun the command in two nodes here at the same time: bin/ycsb load hbase -P workloads/workloadb -p ...
    Yuxin Yan1987Yuxin Yan1987
    Oct 24, 2013 at 2:39 am
    Oct 25, 2013 at 2:05 am
  • Is there a document explaining what you need to do in order for a) the job history server to have access to yarn logs (i've tried making mapred belong to the hdfs group but that didnt make any ...
    Graeme WallaceGraeme Wallace
    Oct 24, 2013 at 9:38 pm
    Oct 29, 2013 at 2:34 pm
  • Dear Sqoop user/dev I am facing on issue , given below. Do you have any Idea why i am facing this error and what could be the problem ? sqoop:000 show connector --all *Exception has occurred during ...
    Samir das mohapatraSamir das mohapatra
    Oct 8, 2013 at 6:54 am
    Oct 11, 2013 at 6:26 am
  • My Env: cloudera manager 4.7.2 cdh4.4.0 Config: yarn.log-aggregation-enable:true yarn.nodemanager.delete.debug-delay-sec:600 other config is default. 1:when i submit a mapreduce job , i access ...
    Oct 24, 2013 at 9:49 am
    Dec 24, 2013 at 9:20 am
  • Hi, I am using hive from cdh4.3. When I execute a qurey like: select * from small_airport; it works fine but, while executing a query like: select id from small_airport; i get a exception in ...
    Subroto SanyalSubroto Sanyal
    Oct 22, 2013 at 7:41 am
    Oct 25, 2013 at 9:05 am
  • Hi All, I have a scenario where I am loading RDBMS data to Hive using sqoop. Then subsequently I need to update data into hive for which I am using sqoop incremental load. Which can only load data ...
    Satish reddySatish reddy
    Oct 9, 2013 at 8:58 am
    Oct 22, 2013 at 3:49 pm
  • Hi All, I am running a new job on my cluster that uses some dependencies that are compiled against JDK7. I googled the error "Unsupported major.minor version 51.0" and it seems that it has something ...
    Martijn van LeeuwenMartijn van Leeuwen
    Oct 20, 2013 at 7:09 pm
    Oct 21, 2013 at 6:12 pm
  • Hi All, I am having issue to sqoop free-form query into hive, however I am able to sqoop free-form query into HDFS. My command are as the following: *Command to sqoop free-form query into hive:* ...
    Oct 3, 2013 at 2:58 pm
    Oct 9, 2013 at 3:13 pm
  • Hi all, I have ip s like this Now, how can i assign country name to an ip expected output ...
    Ajay kumarAjay kumar
    Oct 8, 2013 at 6:06 am
    Oct 8, 2013 at 6:49 am
  • Hello I've installed Hadoop Yarn 4.4.0 using Cloudera repository. However, the ResourceManager's heap size (-Xmx) always defaults to 1000m. I tried add following configuration to the ...
    Ben KimBen Kim
    Oct 8, 2013 at 1:48 am
    Oct 8, 2013 at 2:42 am
  • Dear Hadoop/Sqoop users Is there any way to call sqoop command without hard coding the password for the specific RDBMS. ?. If we are hard coding the password then it will be huge issue with ...
    Samir das mohapatraSamir das mohapatra
    Oct 4, 2013 at 6:43 am
    Oct 7, 2013 at 4:30 pm
  • Hi all, I upgraded Cloudera cluster from CDH 4.3.0-1.cdh4.3.0.p0.22 to CDH 4.4.0-1.cdh4.4.0.p0.39 and sqoop stopped working. I tried to turn on autoupgrade as suggested here ...
    John HoJohn Ho
    Oct 29, 2013 at 11:33 am
    Nov 5, 2013 at 4:00 pm
  • Hi All, I need to move to java 7 in my CDH 4.3.0 cluster and am having trouble convincing the CDH processes to pick up the java 7 installation when restarting with cdh manager (4.7.0). I currently ...
    Oliver MeynOliver Meyn
    Oct 21, 2013 at 8:29 am
    Oct 23, 2013 at 5:21 am
  • Hi, I want to install CDH in my local ubuntu 12.04 . Can any one share installation steps and stable version. Thanks, Jai' -- --- You received this message because you are subscribed to the Google ...
    Jaikumar KrishnaJaikumar Krishna
    Oct 11, 2013 at 9:47 am
    Oct 14, 2013 at 5:58 pm
  • Hi, I am facing a kind of wierd issue. Most of places I found that when lastmodified is used old and new files will be merged automatically to remove duplicates. How ever in my case it is not ...
    Satish reddySatish reddy
    Oct 1, 2013 at 4:34 am
    Oct 11, 2013 at 5:38 pm
  • Hi , Till now i am using apache hadoop ,i want to work with cloudera hadoop . For that know what is the advantage cloudera hadoop. because already we have apache hadoop as open source ,sorry the ...
    Jaikumar KrishnaJaikumar Krishna
    Oct 10, 2013 at 7:37 am
    Oct 11, 2013 at 5:32 am
  • I am currently using cdh4.2.0 and i use CDH srpm to patch and build our own rpms . I could find 2 different srpms from cloudera archive for cdh4.2.0 (hdfs and mapreduce ) but only one for cdh4.3.2 ...
    Kumar yKumar y
    Oct 9, 2013 at 12:00 am
    Oct 9, 2013 at 4:03 am
  • hi,All I am installing CDH4.4 on Centos 6.3 (visual machine , 2vcpu/2GB MEM/20GB) using Cloudera Manager through installation path A, I have two problems which has troubled me for a long time: 1¡¢ ...
    Oct 4, 2013 at 4:15 am
    Oct 7, 2013 at 7:34 am
  • If i run an oozie workflow with a shell action from command-line (as root), the workflow completes successfully. However, if i invoke it the same one from the Oozie REST server, it fails with Error ...
    Oct 11, 2013 at 7:21 pm
    Jan 27, 2014 at 8:22 pm
  • How to resolve this ? ubuntuOS 12.04 <https://lh4.googleusercontent.com/-XTR0Vn4cjOc/UmCo6RsGGFI/AAAAAAAABDw/GoEFtaFm9H0/s1600/failed.png when i clicked details output this : "Exhausted available ...
    Luqman HakimLuqman Hakim
    Oct 18, 2013 at 3:22 am
    Oct 25, 2013 at 6:40 am
  • Hi all, Do we have tar ball for Impala or just rpms ? If yes, can somebody point to the link ? Thanks, Anurag Tangri -- --- You received this message because you are subscribed to the Google Groups ...
    Anurag TangriAnurag Tangri
    Oct 23, 2013 at 5:50 pm
    Oct 23, 2013 at 7:15 pm
  • Hi All, I am trying to integrate impala with hbase, Received a syntax error as mention below. ERROR: AnalysisException: Syntax error at: create EXTERNAL TABLE hbase_table_2(key int, value int, value2 ...
    Sathish KumarSathish Kumar
    Oct 22, 2013 at 8:59 pm
    Oct 23, 2013 at 3:21 pm
  • Hi, I am trying to run yarn with CDH4.2.0 which I have installed using tarballs on mac osx 10.6. I am able to start all the hadoop processes (NN, SNN, DN) but when I try to start nodemanager, I get ...
    Oct 19, 2013 at 3:44 am
    Oct 22, 2013 at 10:01 pm
  • Hi, Can anyone please give me the link to the flume-1.3 tar ball for cloudera version? Because I can't find any link to the repository? Thanks. -- --- You received this message because you are ...
    Martinus mMartinus m
    Oct 7, 2013 at 2:29 am
    Oct 12, 2013 at 2:35 am
  • The sqoop2 connection creation, job creation, and job submissions are working fine through terminal (RHEL). But when I tried the hole steps through Sqoop2 Client API, the jobs were created but cannot ...
    Oct 8, 2013 at 1:19 pm
    Oct 9, 2013 at 3:03 pm
  • Hello I'm running a MapReduce application on CDH Yarn 4.4.0, and getting following error messages from the ApplicationMaster logs. 2013-10-04 18:37:43,354 ERROR [RMCommunicator Allocator] ...
    Ben KimBen Kim
    Oct 8, 2013 at 1:11 am
    Oct 9, 2013 at 7:57 am
  • Hi All, Can we upgrade multi nodes hadoop cluster from Apache hadoop to CDH through available upgrade steps? or do we need some other approach? Regards Jitendra -- --- You received this message ...
    Jitendra YadavJitendra Yadav
    Oct 2, 2013 at 3:15 pm
    Oct 3, 2013 at 9:44 am
  • Hey, Just upgrading distro from 4.2.1 to 4.4. Restarted namenodes and datanodes and now seeing the exceptions below. Namenode has been in safe mode for an hour now. Not sure if these are something I ...
    Jason MasonJason Mason
    Oct 19, 2013 at 4:45 am
    May 14, 2014 at 6:29 pm
  • How do I change the logging level to ERROR in mapred/local/userlogs/syslog? There are a few hive queries being run where this file is growing 100GB. I tried setting the properties ...
    Benjamin KimBenjamin Kim
    Oct 26, 2013 at 5:32 pm
    Mar 19, 2014 at 6:30 am
  • Hi guys, I'm trying to install CDH4 however failing again and again here ...
    Oct 2, 2013 at 12:29 am
    Dec 4, 2013 at 1:07 am
  • Hi, I tried installing hive 0.11 ( Downloaded the tarball from Apache's website) on a cluster running CDH4.4 I followed the steps listed in this blog ...
    Sachin HadoopSachin Hadoop
    Oct 3, 2013 at 1:21 pm
    Nov 27, 2013 at 8:00 am
  • Hi guys, I have a CDH4.3 all-in-one vm up and running, i am trying to install a hadoop client remotely. I noticed that, without changing any default settings, my hadoop cluster is listening to ...
    Shengjie MinShengjie Min
    Oct 27, 2013 at 12:35 pm
    Oct 27, 2013 at 3:05 pm
  • Hi all, I have installed the LZO compression libraries following the instructions found here ...
    Dave sinclairDave sinclair
    Oct 22, 2013 at 6:12 pm
    Oct 23, 2013 at 12:52 pm
  • Hi fellow cdh users, I want to use the SQOOP-914 patch from apache sqoop 1.4.4 (Securing passwords in sqoop 1.x). I see this is backported in CDH4.3 sqoop 1.4.3. Unfortunately I'm using CDH4.2 right ...
    Mike R.Mike R.
    Oct 15, 2013 at 9:46 pm
    Oct 22, 2013 at 5:58 pm
  • Hi Dear We use CDH4.2.1 to build the 30 nodes,fsimage of NameNode was deleted,and backup fsimage of NameNode is also deleted, hadoop's status is stoped.We are recovering deleted fsiamge file,If we ...
    Oct 20, 2013 at 10:49 am
    Oct 20, 2013 at 4:53 pm
  • Hi , i have doubt on this question sqoop used to import data to HDFS but following question what is this "generate Java classes to interact with that imported data"specify? is it specify pig and ...
    Jaikumar krishnaJaikumar krishna
    Oct 4, 2013 at 2:05 pm
    Oct 7, 2013 at 4:35 pm
  • Hi, I want to write cloudera developer certification . http://www.pearsonvue.com/vouchers/pricelist/cloudera.asp In that voucher order, i see voucher type column in that it shows only cloudera hadoop ...
    Jaikumar krishnaJaikumar krishna
    Oct 4, 2013 at 9:22 am
    Oct 4, 2013 at 6:47 pm
  • I'm trying to use Rumen for the first time, and I'm failing. I thought Rumen came with Cdh4.4 but it seems to be missing the necessary classes? Or I'm looking at the wrong documentation? After I got ...
    Alex bohrAlex bohr
    Oct 14, 2013 at 7:15 pm
    May 7, 2014 at 2:29 pm
  • Hi All, I downloaded Cloudera VM and running it on Windows + Virtual Box with default configuration of Cloudera VM From my Macbook pro I am running Flume agent (same CDH / Flume versions as Cloudera ...
    TrainingMy HobbyTrainingMy Hobby
    Oct 29, 2013 at 7:53 am
    Nov 16, 2013 at 8:30 am
  • Hi all, I want to test the funcationality of transform in hive-0.7.1. I use hadoop version cdh3u6 and here is my steps: 1, create table aaa in hive shell : *create table aaa(foo string, bar ...
    Yuxin Yan1987Yuxin Yan1987
    Oct 31, 2013 at 6:32 am
    Nov 4, 2013 at 12:59 am
  • Hi, I have a question if I could use the cluster by clause in a sub query to improve the performance of a group by query in hive Lets I have a Table A with columns (all strings) col1..col5 and the ...
    Oct 28, 2013 at 8:17 pm
    Oct 31, 2013 at 9:35 pm
  • archive.cloudera.com is down for me - so i cant get CDH5beta 1. Anyone else having same issues ? Any ETA on a fix ? regards, Graeme -- --- You received this message because you are subscribed to the ...
    Graeme WallaceGraeme Wallace
    Oct 31, 2013 at 3:39 pm
    Oct 31, 2013 at 4:58 pm
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216 users for October 2013

Jarek Jarcec Cecho: 23 posts Sanjay Subramanian: 23 posts Harsh J: 21 posts Kumar y: 17 posts Samir das mohapatra: 15 posts Jaikumar Krishna: 12 posts Danoomistmatiste: 11 posts Siddharth Tiwari: 10 posts 金杰: 10 posts Joe Travaglini: 9 posts Sandy Ryza: 9 posts Satish reddy: 9 posts Anil Rana: 8 posts Geovanie Marquez: 8 posts Jitendra Yadav: 8 posts YUXIN YAN: 8 posts Zhu Wayne: 8 posts Chiewyea: 7 posts Anurag Tangri: 7 posts Graeme Wallace: 7 posts
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