1. A method comprising: masking one or more thread requests; executing at least one of a command routine or a command thread for a command in response to both ascertaining that a ceasing of all bus activity for the one or more masked thread requests has occurred, and additionally ascertaining that a completion of all routines being processed for the one or more masked thread requests has occurred, wherein the command routine or the command thread reads a plurality of parameters using thread atomicity with deterministic synchronization, and the plurality of parameters comprises one or more of a counter and a state indicator.