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Implementing different search engines on web products is a mandate these days. Apache Solr is a robust search engine, but simply implementing Apache Solr and forgetting about it is not a good idea, especially when you have to fight for the search ranking of your web product. In such a scenario, you need to keep monitoring, administrating, and optimizing your Solr to retain your ranking.
"Administrating Solr" is a practical, hands-on guide. This book will provide you with a number of clear, step-by-step exercises and some advanced concepts which will help you administrate, monitor, and optimize Solr using Drupal and associated scripts. Administrating Solr will also provide you with a solid grounding on how you can use Apache Solr with Drupal.
"Administrating Solr" starts with an overview of Apache Solr and the installation process to get you familiar with Solr. It then gradually moves on to discuss the mysteries that make Solr flexible enough to render appropriate search results in different scenarios. This book will take you through clear and practical concepts that will help you monitor, administrate, and optimize your Solr appropriately using both scripts and tools. This book will also teach you ways to query your search and methods to keep your Solr healthy and well maintained. With this book, you will learn how to effectively implement and optimize Solr using Drupal.
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Seitenzahl: 115
Veröffentlichungsjahr: 2013
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First published: October 2013
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Cover Image by Jeremy Segal (<[email protected]>)
Author
Surendra Mohan
Reviewers
Aamir Hussain
Anshul Johri
Acquisition Editor
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Commissioning Editor
Govindan .K
Technical Editors
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Cover Work
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Surendra Mohan is currently a Drupal Consultant cum Architect at a well-known software consulting organization in India. Prior to joining this organization, he served a few Indian MNCs, and a couple of startups in varied roles such as Programmer, Technical Lead, Project Lead, Project Manager, Solution Architect, and Service Delivery Manager. He has around nine years of working experience in Web Technologies covering media and entertainment, real-estate, travel and tours, publishing, e-learning, enterprise architecture, and so on. He is also a speaker cum trainer, who delivers talks on Drupal, Open Source, PHP, Moodle, and so on along with organizing and delivering TechTalks in Drupal meetups and Drupal Camps in Mumbai, India.
He had also reviewed other technical books such as Drupal 7 Multi Site Configuration, Drupal Search Engine Optimization, titles on Drupal commerce, ElasticSearch, Drupal related video tutorials and many more.
I would like to thank my family and friends who supported and encouraged me in completing my reviews on time with good quality.
Aamir Hussain is a well-versed software design engineer with more than four years experience. He has excelled at problems involving breadth. He is an expert in internals knowledge gained in debugging Linux, Mac OS X, and third party components. He has developed complex software systems using Python/Django, Apache Solr, MySql, MongoDB, HTML, XML/XSD/XSLT, JavaScript, SQL, CSS, and lot more open source technologies. He is very determined to get top quality job done by continually learning new technologies.
He has also experience in analyzing and designing requirements, Web 2.0 and new technologies, Content Managements, Service Management including fixing problems, Changes control and Management, Release, Testing, Service Design, Service Strategy, and Continual Service Improvement. His specialties are complex problem solving and web portal architecture.
Anshul Johri is a geek by heart and profession. He is an expert in Solr and web development domain. He has around eight years of experience in the software industry.
He works as a freelance and consultant for web development companies.
I would like to thank my wife, Aparna, who always motivates me to do something new and different. She herself is an entrepreneur in the interior designing industry.
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Solr is a popular and robust open source enterprise search platform from Apache Lucene. Solr is Java-based and runs as a standalone search server within a servlet container such as Tomcat or Jetty. It is built of Lucene Java search library as the core, which is primarily used for full-text indexing and searching. Additionally, Solr core consists of REST-like HTML/XML and JSON APIs, which makes it easy to be virtually compatible with any programming and/or scripting language. Solr is extremely scalable and its external configuration allows you to use it efficiently without any Java coding. Moreover, due to its extensive plugin architecture, you can even customize it as and when required.
Solr's salient features include robust full-text search, faceted search, real-time indexing, clustering, document (Word, PDF, and so on) handling, and geospacial search. Reliability, scalability, and fault tolerance capabilities make Solr even more demanding to the developers, especially to SEO and DevOp professionals.
Chapter 1, Searching data, covers the steps to install Solr, how request and response are handled, ways to query your Solr for most relevant search results, and how to use faceting, geospacial, and distributed search.
Chapter 2, Monitoring Solr, covers how we can monitor Solr, what performance metrics we should be interested in, and how to monitor Solr by using various monitoring tools such as Opsview, New Relic, and Solr Performance Monitoring.
Chapter 3, Managing Solr, covers basic scripts of managing your Solr, scripts to configure both temporary and permanent Solr logs on Tomcat and Jetty, backup your Solr, and collection distribution scripts which include configuration of scripts, SSH, and Rsyncd setup, and how to manage Solr with Drupal 7.
Chapter 4, Optimizing Solr Tools and Scripts, covers business rules and how to write custom rules using Drools, language detection, comparative study of different language detections such as CLD, LangDetect, and Tika, what is NLP, OpenNLP, how does it function and what the different phases OpenNLP consists of and how to implement Solr operation tool using Drupal 7, and the corresponding contributed Drupal modules.
Appendix, Solr Resources, lists down the necessary and essential resources in the form of reference links, books, and video tutorial, which will help you to explore Solr further.
With an intention to run most of the examples in the book, you will need a XAMPP or any other Linux-based web server, Apache Tomcat or Jetty, Java JDK (latest version), Apache Solr 4.x, and Solr PHP client.
A couple of concepts in this book will require additional software and/or tools such as Tomcat Add-on, Opsview, New Relic, and Solr performance monitoring.
Administrating Solr is for developers and Solr administrators who have basic knowledge of Solr and are looking for ways to keep their Solr server healthy and well maintained. Basic working knowledge on Apache Lucene is recommended, but is not mandatory.
In this book, you will find a number of styles of text that distinguish between different kinds of information. Here are some examples of these styles, and an explanation of their meaning.
Code words in text, folder names, filenames, file extensions, pathnames, dummy URLs, and user input are shown as follows:
The field definition entry in the solrconfig.xml file tells Solr to look for all the JAR files from the ../../lib directory.
A block of code is set as follows:
When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:
Any command-line input or output is written as follows:
New terms and important words are shown in bold. Words that you see on the screen, in menus or dialog boxes for example, appear in the text like this: "clicking on the Next button moves you to the next screen".
Warnings or important notes appear in a box like this.
Tips and tricks appear like this.
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In this chapter we will cover how to install Apache Solr on your system. For instance, a Windows-based system. We will cover the following in this chapter:
