- %%t: Thread "name" (LOG4J compatible -- actually the address of the thread in memory)
- %%i: Process PID (SimGrid extension -- this is a 'i' as in 'i'dea)
- %%t: Thread "name" (LOG4J compatible -- actually the address of the thread in memory)
- %%i: Process PID (SimGrid extension -- this is a 'i' as in 'i'dea)