Ubuntu upstart service script for ElasticSearch on EC2 Large instance

etc-init-elasticsearch.conf

# ElasticSearch Service

description     "ElasticSearch"

start on (net-device-up
          and local-filesystems
          and runlevel [2345])

stop on runlevel [016]

respawn limit 10 5

# NB: Upstart scripts do not respect
# /etc/security/limits.conf, so the open-file limits
# settings need to be applied here.
limit nofile 32000 32000

console output

script
    #export ES_HEAP_SIZE='3000m'

    # NB: As a general rule of thumb, the amount of memory
    # allocated here should not exceed 60% of what is available
    # on the system.  This allows us to take advantage of the
    # OS's caching mechanisms.

    export ES_MIN_MEM='4500m'
    export ES_MAX_MEM=$ES_MIN_MEM

    export ES_HOME="/usr/share/elasticsearch"
    DAEMON="${ES_HOME}/bin/elasticsearch"
    CONFIG_DIR="${ES_HOME}/config"
    LOG_DIR="${ES_HOME}/logs"
    DATA_DIR="${ES_HOME}/data"
    
    sudo -E -u ubuntu ${DAEMON} -f -Des.path.conf=${CONFIG_DIR} -Des.path.home=${ES_HOME} -Des.path.logs=${LOG_DIR} -Des.path.data=${DATA_DIR}
end script