Here is a complete list of all historically attested successful slave revolts: Haiti, 1791
That’s it. Revolutions require leadership. Overwhelming that’s going to be the educated or otherwise reasonably comfortable, or those who were recently so and want it back. Peasant revolts fail without leaders, who are either going to be nobles or bourgeois. Those who can’t organize can’t win and a bureaucracy requires literate men, who are very unlikely to be poor. Revolutions win. Slave revolts not so much.