Jing维

@pavolloffay I am afraid not, but possibly be source limit, as my k8s cluster is setted on 2 vm machines, each with 2cpu/2Gmemory. I will check it after in my...

As what I said, out of memory... ```bash May 3 21:27:03 xxx-1 kernel: [74354.386802] Out of memory: Kill process 35184 (java) score 1621 or sacrifice child May 3 21:27:03 xxx-1...

Finally, my solution is to add the following ENV config to elasticsearch.yml ```bash env: - name: ES_JAVA_OPTS value: -Xms256m -Xmx512m - name: bootstrap.memory_lock value: "true" ```

@jpkrohling I worry the `-Xms256m -Xmx512m` is too low to use in production, just as @pavolloffay mentioned. The yaml of Elasticsearch in production seems actually like in test instead of...