yes, but I can't increasing the refresh_interval because I need search in real time. And I installed X-Pack monitoring, so I can see the index rate in Kibana.

I already disabled swap and set **indices.memory.index_buffer_size: "1g"**

---
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB