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  • Book Overview & Buying Apache Solr High Performance
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Apache Solr High Performance

Apache Solr High Performance

By : Surendra Mohan
3.7 (3)
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Apache Solr High Performance

Apache Solr High Performance

3.7 (3)
By: Surendra Mohan
Buy this Book

Overview of this book

Table of Contents (14 chapters)
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Apache Solr High Performance
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Apache Solr High Performance
Credits
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Credits
About the Author
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About the Author
About the Reviewers
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About the Reviewers
www.PacktPub.com
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www.PacktPub.com
Preface
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Preface
Lock Free Chapter
1
Installing Solr
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Installing Solr
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Prerequisites for Solr
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Summary
2
Boost Your Search
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Boost Your Search
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Scoring
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The dismax query parser
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Function queries
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Summary
3
Performance Optimization
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Performance Optimization
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Solr performance factors
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Solr caching
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Using SolrCloud
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Near real-time search
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Summary
4
Additional Performance Optimization Techniques
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Additional Performance Optimization Techniques
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Documents similar to those returned in the search result
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Sorting results by function values
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Searching for homophones
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Ignore the defined words from being searched
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Summary
5
Troubleshooting
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Troubleshooting
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Dealing with the corrupt index
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Reducing the file count in the index
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Dealing with the locked index
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Truncating the index size
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Dealing with a huge count of open files
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Dealing with out-of-memory issues
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Dealing with an infinite loop exception in shards
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Dealing with expensive garbage collection
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Bulk updating a single field without full indexation
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Summary
6
Performance Optimization with ZooKeeper
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Performance Optimization with ZooKeeper
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Getting familiar with ZooKeeper
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Setting up, configuring, and deploying ZooKeeper
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Applications of ZooKeeper
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Summary
1
Resources
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Resources
2
Index
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Index

Chapter 5. Troubleshooting

You must have faced a number of problems while playing around with Solr's deployment, irrespective of whether the deployment is simple or complex, or whether you are working on a single Solr instance or multiple servers or shards.

In this chapter, we will learn how to troubleshoot a list of the most common problems you are prone to facing while you are still in the Solr playground, and will cover the following topics:

  • Dealing with the corrupt index

  • Reducing the file count in the index

  • Dealing with the locked index

  • Truncating the index size

  • Dealing with a huge count of open files

  • Dealing with out-of-memory issues

  • Dealing with an infinite loop exception in shards

  • Dealing with expensive garbage collection

  • Bulk updating a single field without full indexation

So, let us get started.

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