[CI] Buildkite: Set vm.max_map_count in Elasticsearch

Author: picandocodigo

.buildkite/run-elasticsearch.sh

@@ -28,6 +28,9 @@ cleanup_node $es_node_name
 master_node_name=${es_node_name}
 cluster_name=${moniker}${suffix}
 
+# Set vm.max_map_count kernel setting to 262144
+sudo sysctl -w vm.max_map_count=262144
+
 declare -a volumes
 environment=($(cat <<-END
   --env node.name=$es_node_name