Fsync maybe not but AFAIK esync is widely used. On some protondb pages there’s a hint to disable esync, not the other way round. And while esync is not as performant as fsync, it is still much better than vanilla
It’s worth noting that the new sync implementation shouldn’t cause any of the compatibility problems esync and fsync ran into, so it’s a worthwhile upgrade from a stability viewpoint even if a user won’t see huge performance gains.
Fsync maybe not but AFAIK esync is widely used. On some protondb pages there’s a hint to disable esync, not the other way round. And while esync is not as performant as fsync, it is still much better than vanilla
It’s worth noting that the new sync implementation shouldn’t cause any of the compatibility problems esync and fsync ran into, so it’s a worthwhile upgrade from a stability viewpoint even if a user won’t see huge performance gains.