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标题
How to determine what host a pmshell connection is coming from. -
说明
Sometimes it is beneficial to determine what where a persistent shell session originates from.
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原因
This can be beneficial during master upgrades as all connections need to be terminated before upgrades can proceed.
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解决办法
netstat -a |grep pmmasterdThis will display all active connections and what host they originate from.# netstat -a |grep pmmaster
*.pmmasterd *.* 0 0 49152 0 LISTEN
master.pmmasterd agent.domain.696 14848 0 49232 0 FIN_WAIT_2
master.pmmasterd agent.domain.3242 14528 0 49232 0 ESTABLISHEDTo determine what hosts these connections are originating from the netstat command can be employed.