Reply To: Falcon submission error
Hi Ganesh, In sandbox is it possible to create a cluster? Without cluster setup is it possible to run falcon. I am also getting same exception when I try to execute. Can you please let me know how did...
View ArticleReply To: How to Configure Hive Server 2 for ODBC Connection on HDP 1.3 on...
I got the following error if I don’t use “default” database schema on Windows 32 bit ODBC driver: Driver Version: V1.4.14.1014 Running connectivity tests… Attempting connection Failed to establish...
View ArticleIssue to Import Date/Time value from Oracle to HDFS
Hi, I am encountering an unique issue that I am unable to resolve and not able understand where the issue is located. I am trying to Import incremental data from an Oracle table to HDFS using Sqoop....
View ArticleReply To: hdfs connection refused from 2nd VM
I found a workaround… turns out if you setup the primary interface of the sandbox VM to be the host only interface, it works correctly. I am surprised this is not the default config for the sandbox VM.
View ArticleReply To: Falcon submission error
Hey Gokul, Sandbox is a single node cluster, you can’t create more. You can run Falcon in a single node cluster too (by having src and detn in 2 different locations in hdfs), just check out the...
View ArticleReply To: Unable to Convert VMWare File to AWS
Answer: 1. download the VM for VMware by clicking on the “for VMWare” button 2. use 7zip or other tool to extract the “HDP_2.2_VMware_RC12-disk1.vmdk” from Sandbox_HDP_2.2_VMware.ova 3. use the...
View ArticleReply To: How to set different configuration to datanodes hdfs-site.xml
Thanks Dave, it was really simple.
View Articletwittter analysis
Hi, Im a student in Master of medical information systems management in Brasill… Im a php web developer in my country. I ‘m doing a thesis on drift information and machine learning. I have installed...
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Reply To: unauthorized connection for super-user
I get the exact same error… anyone… solutions? Just created a simple oozie workflow, try to run it and get the same message
View ArticleReply To: unauthorized connection for super-user
This fixes it a) edit /etc/hadoop/conf/core-site.xml b) edit the config below to look like this: <property> <name>hadoop.proxyuser.oozie.hosts</name>...
View ArticleReply To: hive time series data partitioning
Thejas, If we create the partition daily, there will be 360 partition per year. For 10 years it would be 10*360 = 3600 partitions. when we are quering on 10 years worth of data, hive would take more...
View ArticleReply To: hive time series data partitioning
Also each and every insert in hive will create a file under the table base directory, if you have multiple inserts going into new partition every time, how will you merge these files?
View ArticleReply To: Falcon submission error
Gokul, Here is the directory structure/ownership/user/perms in HDFS. try this, if you get an error again, post the error trace too. [ambari-qa@sandbox falconChurnDemo]$ hadoop fs -ls /apps/falcon/...
View ArticleReply To: Strange mapred-site.xml after installing of HDP2.2
I am having the same problem. If I change this token to the actual version (2.2.0.0-2041) I get a different error: Could not locate MapReduce framework name ‘mr-framework’ in...
View Articleerrors in Ambari upgrade manual?
Hi, I’ve been trying to upgrade an HDP 2.1 cluster to 2.2 using Ambari. I used the Ambari 1.7 documentation (here’s a link to a page midway through). So far, I have not gotten mapreduce jobs to run....
View Articlereverses decision to ban adult content on
Reversed its decision to ban sexually explicit content on Blogger, according to a post http://www.reddit.com/r/asafnlscr/comments/2xjqkv/
View Articletechnology help stamp out CV fraud?
Many reference “pipeline” issues as justification for the low numbers https://www.reddit.com/r/alvandon/comments/2xk59u/
View ArticleBlock size invalid or too large for this implementation: -40
hi there, using the sandbox I’m getting more and more of this error both with hive and pig: Block size invalid or too large for this implementation: -40 I’m almost not able to run queries in hive...
View ArticleReply To: Sandbox startup stalls in Windows 7
I suspect that the issue was caused by limited memory (4 MB RAM) in my laptop. I repeated this trial using separate PC, Windows 8 and 8 MB RAM. In this setup, I was successful. Hence this case can now...
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