Pid 0 tcpview9/6/2023 In theory init might eventually clean it up, but I got tired of waiting and rebooted. And its PPID is 1 so we can't kill its parent either (see How can I kill a process whose parent is init?). And unfortunately it's a defunct process. Now we know the process id so we can look at the process. Next use lsof to get the process attached to that inode. It showcases process resource usage in CPU/Memory/Disk and Network. Task Manager is a great way to learn how much resources tcpview.exe process is allocating to itself. A user can easily identify and track a process using its PID. Tcp6 0 0 :::8785 :::* LISTEN 199179 212698803 - Any given process has a process identification number (PID) associated with it. ![]() Proto Recv-Q Send-Q Local Address Foreign Address State User Inode PID/Program name First let's get the inode by adding -e to our netstat call. Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name sudo netstat shows port with PID/Program of -. Active Internet connections (w/o servers) Proto Recv-Q Send-Q Local Address Foreign Address State User Inode PID/Program name Timer tcp 0 0. ![]() Based on hint from and others I have been able to use the following to track down the process that owns a port even when it is listed as - in netstat.
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