ps aux | grep <process-name>
Monthly Archives: August 2011
Find out current working directory – Linux
pwd
/home/<user-name>
Install Apache Solr on Ubuntu – multicore
sudo apt-get update && apt-get upgrade
sudo apt-get install tomcat6 tomcat6-admin tomcat6-common tomcat6-user tomcat6-docs tomcat6-examples
sudo apt-get install libmysql-java
2) Download apache-solr-1.4.1.tar.gz
cd /home/<user-name>/Desktop/
wget -c http://apache.tradebit.com/pub/lucene/solr/1.4.1/apache-solr-1.4.1.zip
unzip apache-solr-1.4.1.zip
sudo cp apache-solr-1.4.1/dist/apache-solr-1.4.1.war /var/lib/tomcat6/webapps/solr.war
sudo cp -R apache-solr-1.4.1/example/solr/ /var/lib/tomcat6/solr/
3) Establish new Solr configuration in Tomcat6
sudo vim /etc/tomcat6/Catalina/localhost/solr.xml
and paste the below given code
<Context docBase=”/var/lib/tomcat6/webapps/solr.war” debug=”0″ privileged=”true” allowLinking=”true” crossContext=”true”>
<Environment name=”solr/home” type=”java.lang.String” value=”/var/lib/tomcat6/solr” override=”true” />
</Context>
4. Create Folder data and Change Solrconfig.xml (For single core) . create folder in solr in /var/lib/tomcat6/solr/
mkdir data
Change path data in solr/conf/solrconfig.xml
<dataDir>/var/lib/tomcat6/solr/data</dataDir>
5. Enable MultipleCore in Solr 1.4.1
sudo cp -dR apache-solr-1.4.1/example/multicore /var/lib/tomcat6/solr
sudo cp apache-solr-1.4.1/example/multicore/solr.xml /var/lib/tomcat6/solr/solr.xml
sudo cp -R apache-solr-1.4.1/example/multicore/core0 /var/lib/tomcat6/solr/
sudo cp -R apache-solr-1.4.1/example/multicore/core1 /var/lib/tomcat6/solr/
sudo mkdir /var/lib/tomcat6/solr/core0/data
sudo mkdir /var/lib/tomcat6/solr/core1/data
sudo chown -R tomcat6:tomcat6 /var/lib/tomcat6/solr/core0/data/
sudo chown -R tomcat6:tomcat6 /var/lib/tomcat6/solr/core1/data/
6. And at last restart Tomcat
sudo service tomcat6 restart
7. Load http://localhost:8080/solr/ in your browser
Install Apache Solr on Ubuntu
sudo apt-get update && apt-get upgrade
sudo apt-get install tomcat6 tomcat6-admin tomcat6-common tomcat6-user tomcat6-docs tomcat6-examples
sudo apt-get install libmysql-java
2) Download apache-solr-1.4.1.tar.gz
cd /home/<user-name>/Desktop/
wget -c http://apache.tradebit.com/pub/lucene/solr/1.4.1/apache-solr-1.4.1.zip
unzip apache-solr-1.4.1.zip
sudo cp apache-solr-1.4.1/dist/apache-solr-1.4.1.war /var/lib/tomcat6/webapps/solr.war
sudo cp -R apache-solr-1.4.1/example/solr/ /var/lib/tomcat6/solr/
3) Establish new Solr configuration in Tomcat6
sudo vim /etc/tomcat6/Catalina/localhost/solr.xml
and paste the below given code
<Context docBase=”/var/lib/tomcat6/webapps/solr.war” debug=”0″ privileged=”true” allowLinking=”true” crossContext=”true”>
<Environment name=”solr/home” type=”java.lang.String” value=”/var/lib/tomcat6/solr” override=”true” />
</Context>
4. Create Folder data and Change Solrconfig.xml (For single core) . create folder in solr in /var/lib/tomcat6/solr/
mkdir data
Change path data in solr/conf/solrconfig.xml
<dataDir>/var/lib/tomcat6/solr/data</dataDir>
5. And at last restart Tomcat
sudo service tomcat6 restart
6) Load http://localhost:8080/solr/ in your browser
apache lucene features
2) Can implement in any languages that are index compatible
3) Support date ranged, ranked and fielded searching
4) Can sort it using any field
5) Need less primary memory
6) Has powerful, accurate, and efficient search algorithms
7) Support multiple-index searching with merged results
8 ) Cross-Platform Solution
9) Support simultaneous update and searching
Apache Lucene – System Requirements
Java 1.4.x or greater.
ANT 1.6.3 or greater.
Command to unzip a zip archive – linux ubuntu
unzip pics.zip
This will extract compressed files in a ZIP archive
Command to zip a folder – linux ubuntu
zip folder-name *
It compress all the files in the respective folder and create an archive folder-name.zip
zip – r folder-name *
It compress all the data including its sub folder contents
Install apache ant- Ubuntu linux
Run the below given command from the terminal
sudo apt-get -u install ant