Reply To: HDFS Service Check Failure – Connection Refused
Brian – Did you ever get this working? I had the same problem, and I corrected my issue by changing settings in my HDFS configuration to not bind to the specific hostname but rather 0.0.0.0 instead....
View ArticleHue not starting due to runcpserver
Hi, i’ve installed HDP 2.2.4 using Ambari. i have 3 nodes in my cluster which i have kerberized. Now i have installed Hue following these instructions: –...
View ArticleAmbari Metrics
Hi All, I have issue with display of metrics. The dashboard metrics, HDFS and other metrics display properly, but YARN metrics display “NO DATA No available data for the time period”. Please suggest...
View ArticleReply To: Hue not starting due to runcpserver
hi, to add elements to the to previous post, i’ve tailed the logs as requested : http://pastebin.com/f6etsWNW many thanks in advance
View ArticleDiffernces from vanilla kafka?
Hey Guys, Currently using Kafka 0.8.1.2.2 installed in HDP 2.2.4: Is there any major differences from the vanilla kafka on the apache dist? http://kafka.apache.org/downloads.html Other then...
View ArticleReply To: Setting the group of a MR job
Thanks Robert I would add my user to a number of different groups – but I want to be able to chose which one is used when writing files. That is what I don’t know how to do I have considered ACLs, but...
View ArticleReply To: Setting the group of a MR job
Hi Alex, In HDFS, when a file or sub-directory is created within a directory, the rule is that owner is set to the calling user and the group is inherited from the parent directory. See the last...
View ArticleReply To: Ambari 2.0 with Ranger repository problem
I’m only seeing agent information for knox. However, I have hdfs and hive plugins enabled as well. I’ve verified that my host settings are using the FQDN. For what it’s worth, this was all working...
View ArticleFailed to read data from...
If I ssh into the sandbox (ssh hue@127.0.0.1 -p 2222) and issue the following command, it displays the file content. “hadoop fs -cat hdfs://sandbox.hortonworks.com:8020/user/hue/Batting.csv” However,...
View ArticleSqoop – codegen – Teradata
Hi, I am trying to create a Object Relational Mapping for Teradata, but it showing an error like “The connection manager declares that it self manages mapping between records & fields and rows...
View ArticleReply To: hadoop-httpfs install issues in HDP 2.2
I just installed HDP 2.2.4.2 and upgraded my Hue manually from the 2.2.0.0 version. With HA namenode setup, Hue only works intermittently (when it is configured to point a host that is currently...
View ArticleReply To: Pig using HCatalog issue with AWS based HDPCD Practice Exam
org.apache.hcatalog.pig.HCatLoader is removed in HDP 2.2. Using org.apache.hive.hcatalog.pig.HCatLoader. Warning message is fine, it will not fail your job.
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Reply To: Ambari 2.0 and HDP 2.2.4.2 – "Version Out of Sync"...
I ended up resetting the Ambari DB and start anew. Even then, there were minor problem here and there (some “current” symlinks were pointing to older versions, etc.). So, good luck! Sorry that I could...
View ArticleReply To: How configure eclipse W7 execute map reduce java program on remote...
hello i am not far to execute my java map reduce remotely on my cluster linux hdfs/yarn my folder result is created, my amin class start to be execute but it dont find my class mapper and reduer,...
View ArticleReply To: How configure eclipse W7 execute map reduce java program on remote...
Question about java map reduce, i use setJarByClass(myclass), i consider hadoop using the class serialization sended remotely from my eclipse to my linux cluster, or i must send a jar on cluster ? it...
View ArticleReply To: How configure eclipse W7 execute map reduce java program on remote...
ok i found, set classes it is not enough, for get working from eclipse remote to my cluster, i must also send the jar of my project seem dont use serialization, but need jar to sent on cluster, it’s...
View ArticleReply To: Using Hdfs tiered storage
Hi Arpan, HDFS does not support age-based storage policies. Yes you would have to change the policies yourself and run mover. RAM does not fit into the rest of the HDFS storage heirarchy of...
View ArticleYarn SLS tools fail to process rumen
I am attempting to run the SLS Load simulator to test different yarn schedulers. When I try to start the sls simulator, I get the following parsing error. Exception in thread "main"...
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