es报错：Native controller process has stopped - no

报错如下

ERROR: [3] bootstrap checks failed[1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65536][2]: max number of threads [3780] for user [esyonghu] is too low, increase to at least [4096][3]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144][2018-12-12T21:54:57,353][INFO ][o.e.n.Node               ] [PlbSkhz] stopping ...[2018-12-12T21:54:57,413][INFO ][o.e.n.Node               ] [PlbSkhz] stopped[2018-12-12T21:54:57,413][INFO ][o.e.n.Node               ] [PlbSkhz] closing ...[2018-12-12T21:54:57,473][INFO ][o.e.n.Node               ] [PlbSkhz] closed[2018-12-12T21:54:57,488][INFO ][o.e.x.m.j.p.NativeController] [PlbSkhz] Native controller process has stopped - no new native processes can be started

解决方法 ，增加如下内容

vi /etc/security/limits.confesyonghu soft nofile 65536esyonghu hard nofile 65536esyonghu soft nproc 4096esyonghu hard nproc 4096

cd /etc/security/limits.dvi 20-nproc.conf -# Default limit for number of user's processes to prevent-# accidental fork bombs.-# See rhbz #432903 for reasoning.*          soft    nproc     4096root       soft    nproc     unlimited将*号改成用户名esyonghu   soft    nproc     4096root       soft    nproc     unlimited

增加如下内容

vi /etc/sysctl.conf vm.max_map_count = 655360sysctl -pvm.max_map_count = 655360

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