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Web Crawling and Data Gathering with Apache Nutch

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Steve Watt

Apache Nutch Presentation by Steve Watt at Data Day Austin 2011

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Apache Nutch Web Crawling and Data Gathering Steve Watt - @wattsteve IBM Big Data Lead Data Day Austin
Topics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
The Offline (Analytics) Big Data Ecosystem Load Tooling Web Content Your Content Hadoop Data Catalogs Analytics Tooling Export Tooling Find Analyze Visualize Consume
Load Tooling - Data Gathering Patterns and Enablers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
How is Crawl data being used? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Web Crawling - considerations ,[object Object],[object Object],[object Object],[object Object]
Apache Nutch – What is it ? ,[object Object],[object Object],[object Object]
Apache Nutch Overview ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Apache Nutch - Web Application
Crawl Lifecycle Generate Inject LinkDB Fetch Index CrawlDB Update Dedup Merge
Single Process Web Crawling
Single Process Web Crawling ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Distributed Web Crawling
Distributed Web Crawling ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Distributed Web Crawling ,[object Object],[object Object],[object Object],[object Object]
Segment Reading
Segment Readers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Thanks ,[object Object],[object Object],[object Object],[object Object],[object Object]

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