elasticsearch启动报错

启动elasticsearch过程中的报错，记录一下解决方法

报错

[1]: max number of threads [1024] for user [hadoop] is too low, increase to at least [2048][2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144][3]: system call filters failed to install; check the logs and fix your configuration or disable system call filters at your own risk

方法

max number of threads

vim /etc/security/limits.conf* soft nproc 65536* hard nproc 65536* soft nofile 65536* hard nofile 65536vim /etc/security/limits.d/90-nproc.conf soft nproc 2048

vm.max_map_count

vi /etc/sysctl.confvm.max_map_count=262144

sysctl -p

system call filters

vim elasticsearch.ymlbootstrap.memory_lock: falsebootstrap.system_call_filter: false