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 systemctl start firewalld.service#启动firewall systemctl stop firewalld.service#停止firewall systemctl disable firewalld.service#禁止firewall开机启动

1、名称查询（以flume为例）： [laps@hn10 logs]$ ps -jafx|grep flume 查询结果为（两种都可以）： [laps@hn10 logs]$ ps -jafx|grep flume Warning: bad syntax, perhaps a bogus '-'? See /usr/share/doc/procps-3.2.7/FAQ 24126  12