function::sid - Returns the session ID of the current process

       None

       The session ID of a process is the process group ID of the session leader. Session ID is stored in the
       signal_struct since Kernel 2.6.0.

       function::sid - Returns the session ID of the current process

tapset::context(3stap)

SystemTap Tapset Reference                         April 2024                               FUNCTION::SID(3stap)

           sid:long()