Monthly Archives: February 2014

How to Install nodejs server on EC2 AWS centos 6

Hey, Download nodejs server from source  http://nodejs.org/download/ Look for the “Source Code” and copy the link. cd /usr/src wget http://nodejs.org/dist/v0.10.26/node-v0.10.26.tar.gz tar -xzvf node-v0.10.26.tar.gz Now before compiling , lets install the relevant dependencies. yum -y groupinstall “Development Tools” yum -y install screen Right

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Posted in NodeJS

How to create an Impala table using Parquet file format (Cloudera Impala)

Hey, The whole thing behind Impala tables is to create them from “impala-shell” using the “hive metastore” service you will be able to access those tables from HIVE \ PIG It is recommended to run INSERT statements using HIVE (it

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Posted in BigData

ElasticSearch 1.0, Logstash changes – how to complete the upgrade

Hey, ElasticSearch has recently announced on it’s new version 1.0 which includes many new features as well as stability and availability fixes. The ones who worked with Logstash shippers or Logstash indexers that were shipping logs into Elastic search, probably

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Posted in ElasticSearch