엘라스틱서치 실행시 아래와 같이 오류발생확인 [2021-04-07T09:46:19,467][ERROR][o.e.b.Bootstrap] [darksharavim.com] node validation exception [1] bootstrap checks failed. You must address the points described in the following [1] lines before starting Elasticsearch. bootstrap check failure [1] of [1]: memory locking requested for elasticsearch process but memory is not locked ulimit상태값 # ulimit -aS core file size (bl..