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.