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185 discussions - 574 posts

  • I am trying to taste the example which is shown in the following link: https://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH5/latest/CDH5-Quick-Start/cdh5qs_topic_3_3.html, but error ...
    Robert ChiuRobert Chiu
    Feb 2, 2014 at 5:34 am
    Feb 9, 2014 at 2:38 am
  • Hi , i am trying to run a hadoop streaming job which gets stuck at map 0% . here is the command:[amgen@sa-dpoc16 tmp]$ hadoop jar ...
    Anirudh KalaAnirudh Kala
    Feb 2, 2014 at 2:06 pm
    Feb 5, 2014 at 11:37 pm
  • Dear guys, i just wondering "Where to find the *conf/mapred-site.xml* when installed CDH-4.5 using cloudera manager parcels"? Coz i want edit that file, so as to run CDH on mesos? Thanks Stephen -- ...
    Stephen AamirStephen Aamir
    Feb 14, 2014 at 8:42 am
    Mar 21, 2014 at 11:37 am
  • Hi, I have hive server running with Remote Mysql DB. hive-server-0.10.0+198-1.cdh4.4.0.p0.15~squeeze-cdh4.4 I have group of users using HIVE and running their queries. I want something to control ...
    Feb 18, 2014 at 10:27 pm
    Feb 27, 2014 at 7:07 pm
  • hbase-site.xml <configuration <property <name hbase.rootdir</name <value hdfs://localhost:9000/hbase</value </property <property <name hbase.cluster.distributed</name <value true</value </property ...
    Durai viswanathanDurai viswanathan
    Feb 27, 2014 at 4:53 am
    Feb 27, 2014 at 6:48 am
  • Hello, After upgrading to CDH5b2, we noticed some issues with Hue with Hive. Hue works fine when I query using Impala, but has trouble loading databases/tables for hive. The database and tables don't ...
    Prashant gokhalePrashant gokhale
    Feb 13, 2014 at 9:57 pm
    May 2, 2014 at 1:00 pm
  • Hi, I downloaded http://archive.cloudera.com/cdh4/cdh/4/hive-0.10.0-cdh4.5.0.tar.gz -edited the hive-env.sh and set the hadoop home -and i started the service by running the hiveserver2.sh file. I am ...
    Vishnu ViswanathVishnu Viswanath
    Feb 23, 2014 at 3:06 pm
    Mar 21, 2014 at 2:57 am
  • Hi, I am using CDH4.2.0 and Hive-0.10.0. I have created a very simple UDF. I am following these steps, add file /Users/hadoop/hiveudf/getmessage.jar; create temporary function getmessage as ...
    Feb 26, 2014 at 8:58 pm
    Mar 6, 2014 at 3:05 am
  • Hi, I'm trying to use the Cloudera Python API to discover the nodes in a Cloudera cluster and where the different Hadoop services are running. I downloaded the cm_api using pip, which installed the ...
    Gunnar TapperGunnar Tapper
    Feb 27, 2014 at 6:13 am
    Feb 27, 2014 at 4:29 pm
  • i have been trying to execute oozie's hive action but i am facing this error 2014-02-12 19:33:03,581 WARN HiveActionExecutor:542 - USER[oozie] GROUP[-] TOKEN[] APP[hive-wf] ...
    Nawneel kishorNawneel kishor
    Feb 12, 2014 at 2:22 pm
    Apr 18, 2014 at 10:21 am
  • Hi, We upgraded from CDH 4.4 to 4.5 using cloudera manager and parcels. We had a script that did MSCK REPAIR TABLE on an external table pointing to S3.The table has more than 300 partitions on S3. It ...
    Himanish KusharyHimanish Kushary
    Feb 6, 2014 at 5:05 pm
    Mar 8, 2014 at 5:42 pm
  • Hello everyone I have installed the webhcat server on my cdh5beta1 cluster follwing the installation guide ...
    Nicolas MaillardNicolas Maillard
    Feb 11, 2014 at 12:52 pm
    Mar 4, 2014 at 3:40 am
  • How to write MapReduce job to implement a HiveQL statement in CDH. -- --- You received this message because you are subscribed to the Google Groups "CDH Users" group. To unsubscribe from this group ...
    Feb 28, 2014 at 1:27 am
    Mar 3, 2014 at 4:16 am
  • Hello everyone I don't know if anyone has tried and or succeeded in upgrading cdh5 from the beta1 to the beta2 release. I have been fighting with it since friday and nothing seems to work.* I have ...
    Nicolas MaillardNicolas Maillard
    Feb 17, 2014 at 1:21 pm
    Feb 28, 2014 at 2:47 pm
  • I use my cloud to setup a presudo-distribute hadoop environment, I encounter a problem that my cloud IP address is, and hadoop local IP address is : In order to solve the ...
    Robert ChiuRobert Chiu
    Feb 9, 2014 at 3:35 am
    Feb 12, 2014 at 3:00 pm
  • Hello People, I've gone through below article for adding my external jars to my simple MR program. http://blog.cloudera.com/blog/2011/01/how-to-include-third-party-libraries-in-your-map-reduce-job/ ...
    Ravi SharmaRavi Sharma
    Feb 21, 2014 at 9:47 am
    Feb 21, 2014 at 1:36 pm
  • Hi, Could any one please guide me for the below requirements: 1.I have to take the logs from the application where it is running in remote windows machine 2.Now I am running my hadoop single node ...
    Nagarjuna sarpuruNagarjuna sarpuru
    Feb 18, 2014 at 12:26 pm
    Feb 19, 2014 at 12:21 pm
  • HI, We are trying to copy data from cdh3 to cdh4 cluster using distcp. Command that we have prepared is similar to the below one. When we open all ports from cdh4 to cdh3, we were able to copy data ...
    Munna hadoopMunna hadoop
    Feb 10, 2014 at 1:32 pm
    Feb 13, 2014 at 12:00 pm
  • Hi, Could any one please guide me who to use SyslogTcp Source in flume I did manage to run but I did not get any things as output and I am ending with "Syslog TCP Source starting... Where I have ...
    Nagarjuna sarpuruNagarjuna sarpuru
    Feb 7, 2014 at 8:03 am
    Feb 12, 2014 at 7:14 pm
  • I have a coordinator on oozie that runs a series of tasks, each of which depends on the output of the last. Each task outputs a dated folder and looks for the output of its predecessor using ...
    Feb 10, 2014 at 11:46 am
    Feb 12, 2014 at 3:14 pm
  • With new cdh4 version, commands starting with 'hadoop dfs' have been depricated. Will the commands starting with 'hadoop fs' also get depricated in near future? The latest cdh versions use 'hdfs ...
    Sohil JainSohil Jain
    Feb 7, 2014 at 10:01 am
    Feb 10, 2014 at 5:43 pm
  • Hi Ben, This is most likely happening because your HADOOP_HOME env variable is not set. Can you verify a few things for me: 1. You are using the CDH parcel 2. On every host, check your ...
    Kostas SakellisKostas Sakellis
    Feb 5, 2014 at 5:56 pm
    Feb 7, 2014 at 12:20 pm
  • Hi, I see follwing error in SNN: =================================== 2014-02-06 23:06:25,236 ERROR org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader: Encountered exception on operation MkdirOp ...
    Anurag TangriAnurag Tangri
    Feb 6, 2014 at 11:33 pm
    Feb 7, 2014 at 12:50 am
  • Hi, I have built CDH4 cluster, fairly new environment. I have loaded 18T data under HDFS mostly under hive/warehouse directory, after I enabled HA for namenode and hue, I don't see DB directories ...
    Feb 5, 2014 at 1:02 am
    Feb 5, 2014 at 6:05 am
  • Hi, In mahout recommendation i can recommend if a user is existing user . If the user is new one how can i do? Thanks, Jay' -- --- You received this message because you are subscribed to the Google ...
    Jaikumar KrishnaJaikumar Krishna
    Feb 3, 2014 at 6:36 am
    Feb 4, 2014 at 7:03 am
  • Hi all, I'm looking at open source alternatives to Splunk, and the two technology stacks in the subject are of particular interest to me. Cloudera Search's integration with HDFS is nice, but Hue ...
    Chris NealChris Neal
    Feb 12, 2014 at 4:50 pm
    Mar 3, 2014 at 10:33 am
  • Greetings, I need fellow CDH user experts' advice on Flume. In a nutshell, I need to transfer file of 500,000 lines from source ABC into HDFS. The issues faced are : 1 ) instead of getting 1 complete ...
    Han Sen TeyHan Sen Tey
    Feb 28, 2014 at 2:42 am
    Feb 28, 2014 at 6:06 pm
  • Hi, Could any one please guide me how to create table to analyze the log file . for this i have the sample log file ,the content will be as follows : 2012-02-03 18:35:34 SampleClass6 [INFO] ...
    Nagarjuna sarpuruNagarjuna sarpuru
    Feb 25, 2014 at 6:14 am
    Feb 26, 2014 at 4:04 pm
  • Hi, after enabling Kerberos security on the cluster (related guideline ...
    Gerd KoenigGerd Koenig
    Feb 25, 2014 at 2:22 pm
    Feb 26, 2014 at 10:31 am
  • A table contain 3 column, timestamp, useridentifier and codes ( a,b,c,d,e,f). My hive query should check for any user who performed code in a sequence a -- d -- a. in below example user1 and user3 ...
    Feb 25, 2014 at 12:32 pm
    Feb 26, 2014 at 7:54 am
  • Hi When I am trying to run Hive action getting bellow error, any suggestions Error starting action [jobs_flow]. ErrorType [TRANSIENT], ErrorCode [JA009], Message [JA009 ...
    Feb 24, 2014 at 11:33 pm
    Feb 25, 2014 at 10:08 pm
  • Hi, I am using spooling directory source to read the data but however after some time it stops reading the data whereas logs don't display any error. Could anyone please help me understand what is ...
    Feb 21, 2014 at 3:40 pm
    Feb 24, 2014 at 7:22 am
  • Hi experts, could any body tell how to integrate eclipse with cdh4.5, I install cdh with cloudera manager4.8 in 4 node cluster by using pathA mode. I followed the below link but no luck ...
    Kishore kumarKishore kumar
    Feb 20, 2014 at 6:11 am
    Feb 21, 2014 at 10:05 am
  • Hi All, I have just installed 3 node cluster with CDH-4.5.0-1.cdh4.5.0.p0.30. When login into hive shell in one of the node, run show tables; getting error as, hive show tables; FAILED: Error in ...
    Pari MarguPari Margu
    Feb 17, 2014 at 8:02 pm
    Feb 19, 2014 at 12:24 pm
  • Hi all, I haved installed cloudera hadoop. When I modify the property in cloudera mange web UI(such as scheduler from fair schedule to capacity schedule, restart it and it works), It seems that the ...
    Xiang GuoXiang Guo
    Feb 17, 2014 at 9:39 am
    Feb 19, 2014 at 1:02 am
  • Hi, I'm trying to install CDH 4.2 using cloudera manager on 4 servers ( ubuntu 12.04 server). I have followed ...
    Feb 14, 2014 at 2:09 am
    Feb 16, 2014 at 9:58 pm
  • Hola, every senior! I am a college student who study in Taiwan. Recently, I study on the module below http://www.eng.auburn.edu/users/xqin/software/hdfs-hc/ and I am wondering which JAVA file was ...
    Jimmy HuangJimmy Huang
    Feb 11, 2014 at 1:10 pm
    Feb 12, 2014 at 11:00 am
  • hi, i am using CDH4 on a 3 node cluster, trying to take snapshots of tables for that i need to set hbase.snapshot.enabled value to true. can someone tell me how to do it in manager UI thanks, ...
    Yeshwanth kumarYeshwanth kumar
    Feb 10, 2014 at 9:59 am
    Feb 11, 2014 at 6:03 pm
  • Hi All, I'm getting this error: Hive history file=/mnt/var/lib/hive_05/tmp/history/hive_job_log_hadoop_201402040433_1655013270.txt Testing s3://lib/hive-exec-0.12.0.jar converting to local ...
    Sherine BrisillalSherine Brisillal
    Feb 4, 2014 at 7:42 am
    Feb 5, 2014 at 4:40 pm
  • Hi! I wonder how overwriting a Hive table works. Let's assume that column1 has type string in tmp_table, but type int in my_table. Example: INSERT OVERWRITE TABLE my_table SELECT id, CAST(column1 AS ...
    Grzegorz KołakowskiGrzegorz Kołakowski
    Feb 24, 2014 at 9:17 am
    Feb 26, 2014 at 11:47 pm
  • Hi CDH workers, I can't upgrade CDH5 beta1 to beta2 in a CM deployment. Parcels 5 beta 2 don't appear on parcels tab and when I click on check new parcels button I got this exception in scm server ...
    Franck GallosFranck Gallos
    Feb 17, 2014 at 2:50 pm
    Feb 24, 2014 at 1:33 pm
  • Hi, I am using Flume NG to transfer logs and a lot of events get corrupted. Is there any way to drop such corrupt events ? Thanks Amar -- --- You received this message because you are subscribed to ...
    Feb 20, 2014 at 5:43 pm
    Feb 21, 2014 at 10:20 pm
  • Hi, I'm trying to use a newer version of Netty within my M/R launched by Oozie. I'm adding in the workflow XML the property mapreduce.job.user.classpath.first but it doesn't seem to apply it. It ...
    Pierre-Luc BertrandPierre-Luc Bertrand
    Feb 19, 2014 at 9:04 pm
    Feb 21, 2014 at 4:04 pm
  • Installing CDH 4.5 with Cloudera Manager. Install process gets to step 6, where it is supposed to start the cloudera-scm-server but it fails. There are a lot of ClassLoadingExceptions for the MySQL ...
    Feb 15, 2014 at 1:56 pm
    Feb 21, 2014 at 1:40 pm
  • Hi All, I am new to this group and would like to know how career towards Hadoop especially for Oracle Developer/DBA(8+ exp) guys, please through your ideas about this career and if i choose hadoop is ...
    Brahma VBrahma V
    Feb 20, 2014 at 11:44 am
    Feb 21, 2014 at 4:43 am
  • Hi, We are planning to have two namenodes in one cluster(CDH 4.4) using HDFS federation. Would it be possible to configure such that hive(data and jobs initiated by hive) uses one namenode and all ...
    Siddhartha GundaSiddhartha Gunda
    Feb 19, 2014 at 6:13 pm
    Feb 19, 2014 at 7:21 pm
  • Hi, i ran into a situation recently where a large job requiring many more mappers (18k) and reducers (2k) than slots available froze with almost all the slots filled by reducers and 7 mappers that ...
    Eric CzechEric Czech
    Feb 15, 2014 at 10:29 pm
    Feb 16, 2014 at 7:19 am
  • I use HBase0.96 and CDH4.3.1. I use Short-Circuit Local Read: <property <name dfs.client.read.shortcircuit</name <value true</value </property <property <name dfs.domain.socket.path</name <value ...
    Lei liuLei liu
    Feb 13, 2014 at 9:05 am
    Feb 14, 2014 at 3:15 am
  • Hello everyone, I have an issue with oozie's namenode whitelist. The error message I get is the following : The error is the same whether I use localhost, or the server's FQDN. In my /etc/hosts I ...
    Jérémy CaldasJérémy Caldas
    Feb 12, 2014 at 4:09 pm
    Feb 13, 2014 at 5:19 pm
  • Hi, Can someone explain this behaviour? I think get_json_object is supposed to return strings (or so the wiki says), it's obviously not always the case: hive select ...
    David MorelDavid Morel
    Feb 12, 2014 at 9:53 pm
    Feb 13, 2014 at 8:41 am
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185 users for February 2014

Harsh J: 51 posts Robert Kanter: 18 posts Bommuraj Paramaraj: 16 posts Durai viswanathan: 15 posts Robert Chiu: 15 posts Nagarjuna sarpuru: 12 posts Franck Gallos: 10 posts Bharath Vissapragada: 9 posts Nicolas Maillard: 9 posts Bryan Beaudreault: 7 posts Gerd Koenig: 7 posts Himanish Kushary: 7 posts Russell Jurney: 7 posts Shekhar Sharma: 7 posts Stephen Aamir: 6 posts David Morel: 6 posts Gunnar Tapper: 6 posts Mani: 6 posts Muhamed Ghareeb: 6 posts Thad Scalf: 6 posts
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