That very strage. I don't see the link between thread and the renderer! It could explain the linux case too.
Hum multi thread seem to work (with a standalone GSdx)
extra thread: 0
Extra threds:3
As you can see I got a 2x boost on fps.
Hum multi thread seem to work (with a standalone GSdx)
extra thread: 0
Quote:The 12 frames of the scene was render on 634ms
A means of 52.833332ms by frame
The 12 frames of the scene was render on 630ms
A means of 52.500000ms by frame
The 12 frames of the scene was render on 612ms
A means of 51.000000ms by frame
The 12 frames of the scene was render on 627ms
A means of 52.250000ms by frame
The 12 frames of the scene was render on 640ms
A means of 53.333332ms by frame
The 12 frames of the scene was render on 614ms
A means of 51.166668ms by frame
The 12 frames of the scene was render on 610ms
A means of 50.833332ms by frame
The 12 frames of the scene was render on 622ms
A means of 51.833332ms by frame
The 12 frames of the scene was render on 616ms
A means of 51.333332ms by frame
The 12 frames of the scene was render on 626ms
A means of 52.166668ms by frame
Mean: 621.888916ms
Standard deviation: 9.266959ms
Mean by frame: 51.824078ms (19.296051fps)
Standard deviatin by frame: 0.772247ms
Extra threds:3
Quote:The 12 frames of the scene was render on 304ms
A means of 25.333334ms by frame
The 12 frames of the scene was render on 291ms
A means of 24.250000ms by frame
The 12 frames of the scene was render on 290ms
A means of 24.166666ms by frame
The 12 frames of the scene was render on 278ms
A means of 23.166666ms by frame
The 12 frames of the scene was render on 279ms
A means of 23.250000ms by frame
The 12 frames of the scene was render on 278ms
A means of 23.166666ms by frame
The 12 frames of the scene was render on 276ms
A means of 23.000000ms by frame
The 12 frames of the scene was render on 274ms
A means of 22.833334ms by frame
The 12 frames of the scene was render on 296ms
A means of 24.666666ms by frame
The 12 frames of the scene was render on 283ms
A means of 23.583334ms by frame
Mean: 282.777771ms
Standard deviation: 7.284348ms
Mean by frame: 23.564814ms (42.436150fps)
Standard deviatin by frame: 0.607029ms
As you can see I got a 2x boost on fps.