elasticsearch启动报错:
| ERROR: [2] bootstrap checks failed. You must address the points described in the following [2] lines before starting Elasticsearch. jvm 1 | bootstrap check failure [1] of [2]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65535] jvm 1 | bootstrap check failure [2] of [2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
[1]: max file descriptors [65535] for elasticsearch process is too low, increase to at least [65536]
编辑 /etc/security/limits.conf，追加以下内容；
#* soft core 0 #* hard rss 10000 * soft nofile 65536 * hard nofile 65536
此文件修改后需要重新登录用户，才会生效
[2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
编辑 /etc/sysctl.conf，追加以下内容：
vm.max_map_count=655360
保存后，执行：sysctl -p
重新启动，成功。
![ElasticSearch启动报错汇总，ERROR: [2] bootstrap checks failed](https://ucc.alicdn.com/pic/developer-ecology/3b441ee65af94badb58be92c31701ecf.png?x-oss-process=image/resize,h_160,m_lfit)
