Try with more elasticsearch heap

Author: widhalmt

molecule/elasticstack_default/converge.yml

@@ -13,7 +13,7 @@
     elasticsearch_jna_workaround: true
     elasticsearch_disable_systemcallfilterchecks: true
     elasticstack_release: "{{ lookup('env', 'ELASTIC_RELEASE') | int}}"
-    elasticsearch_heap: "1"
+    elasticsearch_heap: "2"
     elasticstack_full_stack: true
     logstash_pipeline_unsafe_shutdown: true
     beats_filebeat_syslog_udp: true