60-mapr_elasticsearch.conf
The /etc/sysctl.d/60-mapr_elasticsearch.conf
file is created when you
install Elasticsearch. This file specifies a Docker host setting for Elasticsearch.
The vm.max_map_count
setting is a tuning parameter that limits the number
of discrete mapped memory areas for the Linux VM:
Example
vm.max_map_count=262144
For more information about the max_map_count
parameter, see the Linux Kernel documentation.