[quote="Michael_Chora, post:13, topic:136169"]
[2] bootstrap checks failed [1]: initial heap size [2147483648] not equal to maximum heap size [3221225472]; this can cause resize pauses and prevents mlockall from locking the entire heap [2]: memory locking requested for elasticsearch process but memory is not locked

Take a look at https://www.elastic.co/guide/en/elasticsearch/reference/6.3/bootstrap-checks.html

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