解决 elasticsearch 启动异常 UnsupportedOperationException

异常信息

[2021-12-14T10:01:32,702][WARN ][o.e.b.JNANatives         ] [hadoop10] unable to install syscall filter: 
java.lang.UnsupportedOperationException: seccomp unavailable: CONFIG_SECCOMP not compiled into kernel, CONFIG_SECCOMP and CONFIG_SECCOMP_FILTER are needed
	at org.elasticsearch.bootstrap.SystemCallFilter.linuxImpl(SystemCallFilter.java:342) ~[elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.SystemCallFilter.init(SystemCallFilter.java:617) ~[elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.JNANatives.tryInstallSystemCallFilter(JNANatives.java:260) [elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.Natives.tryInstallSystemCallFilter(Natives.java:113) [elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.Bootstrap.initializeNatives(Bootstrap.java:116) [elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:178) [elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:393) [elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:170) [elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:161) [elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:86) [elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:127) [elasticsearch-cli-7.8.0.jar:7.8.0]
	at org.elasticsearch.cli.Command.main(Command.java:90) [elasticsearch-cli-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:126) [elasticsearch-7.8.0.jar:7.8.0]
	at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:92) [elasticsearch-7.8.0.jar:7.8.0]

分析原因：bootstrap缺少配置

解决方法：修改配置文件，elasticsearch.yml

cd /usr/local/opt/elasticsearch-7.8.0/config
vi elasticsearch.yml
# 在文件末尾追加下面内容
bootstrap.memory_lock: false
bootstrap.system_call_filter: false