ELK Stack Installation Step By Step Guide ########################### Make sure Java is installed ################# Consider 1.2.3.4 as our ELK Stack server. > cd /opt/ > wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/8u141-b15/336fa29ff2bb4ef291e347e091f7f4a7/jdk-8u141-linux-x64.tar.gz" > tar -xzf jdk-8u141-linux-x64.tar.gz > cd jdk1.8.0_141/ > alternatives --install /usr/bin/java java /opt/jdk1.8.0_141/bin/java 2 > alternatives --config java > alternatives --install /usr/bin/jar jar /opt/jdk1.8.0_141/bin/jar 2 > alternatives --install /usr/bin/javac javac /opt/jdk1.8.0_141/bin/javac 2 > alternatives --set jar /opt/jdk1.8.0_141/bin/jar > alternatives --set javac /opt/jdk1.8.0_141/bin/javac Install Elasticsearch 5.5.1 (Port 9200) ######################## Before installing E