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# install python-pip sudo apt-get install -y python-pip # install cql driver sudo pip install cql |
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# install easy_install sudo apt-get install -y python-setuptools # install python-pip sudo apt-get install -y python-pip |
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sudo pip install pycassa |
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# add cassandra sources to /etc/apt/sources.list.d/cassandra.sources.list # cassandra version 21x sudo tee /etc/apt/sources.list.d/cassandra.sources.list <<_EOF_ deb http://www.apache.org/dist/cassandra/debian 21x main deb-src http://www.apache.org/dist/cassandra/debian 21x main _EOF_ # check if file written properly #cat /etc/apt/sources.list.d/cassandra.sources.list # add apache cassandra keys gpg --keyserver keyserver.ubuntu.com --recv-keys 4BD736A82B5C1B00 gpg --export --armor 4BD736A82B5C1B00 | sudo apt-key add - gpg --keyserver keyserver.ubuntu.com --recv-keys F758CE318D77295D gpg --export --armor F758CE318D77295D | sudo apt-key add - #sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 4BD736A82B5C1B00 # update repository sudo apt-get update # install sudo apt-get install -y cassandra # More sane default configurations - the default 50% free memory allocation is too much for me if [ "`grep 'MAX_HEAP_SIZE="' /etc/default/cassandra`" == "" ] ; then sudo tee -a /etc/default/cassandra <<"_EOF_" # Set the Max Memory used by Cassandra, change to whatever value you like MAX_HEAP_SIZE="700M" HEAP_NEWSIZE="200M" # Performance Tuning # see also : http://wiki.apache.org/cassandra/PerformanceTuning JVM_OPTS="$JVM_OPTS -XX:+UseThreadPriorities" # To lower compaction priority JVM_OPTS="$JVM_OPTS -XX:ThreadPriorityPolicy=42" # To lower compaction priority JVM_OPTS="$JVM_OPTS -Dcassandra.compaction.priority=1" # To lower compaction priority JVM_OPTS="$JVM_OPTS -XX:+UseCompressedOops" # enables compressed references, reducing memory overhead on 64bit JVMs _EOF_ fi; # restart Cassandra sudo service cassandra restart # check Cassandra status sudo service cassandra status sudo /etc/init.d/cassandra status # in case of errors, check the cassandra log files ls -l /var/log/cassandra/ #total 7228 #-rw------- 1 root root 3193386 Apr 10 14:33 output.log #-rw------- 1 cassandra cassandra 4194769 Apr 10 14:33 system.log # less /var/log/cassandra/system.log # Optional - Get Version Info about the running Cassandra Instance # 1. check Cassandra version using nodetool (best option) nodetool -h localhost version # 2. check Cassandra version using debian package manager dpkg -s cassandra |grep Version # 3. check Cassandra version using cassandra-cli and expect module sudo apt-get install -y expect expect -c "spawn cassandra-cli;expect \"exit\";send \"quit;\r\n\";" |
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# create download directory mkdir -p ~/build/cassandra-cluster-admin cd ~/build/cassandra-cluster-admin # download git clone https://github.com/sebgiroux/Cassandra-Cluster-Admin # copy to web hosting directory - typically /var/www/ sudo cp -r Cassandra-Cluster-Admin /var/www/cassandra sudo chown -R www-data:www-data /var/www/cassandra #In a web browser, go to http://localhost/cassandra/ # enjoy :) |
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# download and dbeaver mkdir -p ~/build/dbeaver cd ~/build/dbeaver # download wget http://dbeaver.jkiss.org/files/dbeaver_2.1.1_amd64.deb sudo dpkg -i dbeaver_2.1.1_amd64.deb # link beaver executable sudo ln -s /usr/share/dbeaver/dbeaver /usr/local/bin/dbeaver # download jdbc drivers - which also include support Cassandra # also wget http://dbeaver.jkiss.org/files/driver-pack-2.1.1.zip unzip driver-pack-2.1.1.zip -d driver-pack sudo cp -r driver-pack/* /usr/share/dbeaver # start DBeaver dbeaver # No user/password needed for test installation of cassandra |
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# create build directory mkdir -p ~/build/wso2carbon cd ~/build/wso2carbon # download last wso2 library wget https://dl.dropbox.com/s/ji3srheacuvgl6t/wso2carbon-4.0.0-SNAPSHOT.zip # unzip unzip wso2carbon-4.0.0-SNAPSHOT.zip # set execute rights - they are already set correctly :) #chmod +x wso2carbon-4.0.0-SNAPSHOT/bin/wso2server.sh # create directories to copy the runtime data sudo mkdir -p /var/lib/wso2carbon sudo mv wso2carbon-4.0.0-SNAPSHOT /var/lib/wso2carbon sudo ln -s /var/lib/wso2carbon/wso2carbon-4.0.0-SNAPSHOT/bin/wso2server.sh /usr/local/bin/wso2server.sh # execute wso2server.sh |