FreeSwitch无法启动，提示进程pid锁定的解决方法

来源：https://stackoverflow.com/questions/12817232/how-do-i-call-a-local-softphone-on-freeswitch

error : Cannot lock pid file /usr/local/freeswitch/run/freeswitch.pid

This can be solved in linux(fedora/centos) by following below syntax

1)open terminal

2)press su (to move admin root)

3)enter password

apply the following command

4)netstat -npl

then it show all the ports runnning

find port running for freeswitch ex: tcp 0 0 127.0.0.1:8021 0.0.0.0:* LISTEN 708/freeswitch

5)fuser -k 708/tcp use the number given in response ex:710

6)kill -9 710

也可以使用top命令来查看进程的pid