Test on single node, MacBook Pro, 16 GB RAM, 1TB SSD, OS X Maverick
ES 1.1.0 with Java 8, G1 GC, 12 GB heap
/Library/Java/JavaVirtualMachines/jdk1.8.0.jdk/Contents/Home/bin/java -Xms12g -Xmx12g -Djava.awt.headless=true -XX:+UseG1GC -Delasticsearch -Des.foreground=yes -Des.path.home=/Users/es/elasticsearch-1.1.0 -cp :/Users/es/elasticsearch-1.1.0/lib/elasticsearch-1.1.0.jar:/Users/es/elasticsearch-1.1.0/lib/:/Users/es/elasticsearch-1.1.0/lib/sigar/ org.elasticsearch.bootstrap.Elasticsearch
Node