Archivo mensual: mayo 2015

Indexing Common Crawl Metadata on Elasticsearch using Cascading


If you want to explore how to parallelize the data ingestion into Elasticsearch, please have a look to this post I have written for Amazon AWS: http://blogs.aws.amazon.com/bigdata/post/TxC0CXZ3RPPK7O/Indexing-Common-Crawl-Metadata-on-Amazon-EMR-Using-Cascading-and-Elasticsearch It explains how to index Common Crawl metadata into Elasticsearch using Cascading connector … Seguir leyendo

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How Ganglia works


What is Ganglia ? Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters. It leverages widely used technologies such as XML … Seguir leyendo

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Back to the basics: Creating a SPEC file from a Maven project


1) Build the package with the provided pom.xml: $ mvn package 2) Rebuild the RPM structure: $ mvn -DskipTests=true rpm:rpm A structure like the following will be created: /target/rpm/<app_name>/BUILD /target/rpm/<app_name>/RPMS /target/rpm/<app_name>/SOURCES /target/rpm/<app_name>/SPECS /target/rpm/<app_name>/SRPMS

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