TotalView Online Help : Process Window : Thread Menu Commands : Thread > Hold : Release (unchecked)
Release (unchecked)
Releases the thread. Releasing means that the thread will run if it subsequently receives a go or other run-level command.
*These features are supported when your compiler used sprocs; for example, the MIPSpro OpenMP compiler.
For more information on processes and threads and their behavior while being stepped, see Group, Process, and Thread Control” in the “TotalView Users Guide”.