das ist, was der Autor in der ML geschrieben hat:
ZitatSimply set
the menuitem Setup->Recording->WriteStrategy to 0, 1 or 2 to try them.
0 - STREAM
1 - NORMAL (no fadvise and no fdatasync)
2 - BURST (fadvise plus fdatasync)
und später
Zitatthe OSD write strategy selection is still around, but only the values '0'
(UNBUFFERED) and '1' (BUFFERED) are supported (2 is equivalent to 0). (leaving
this around until the unbuffered case is sufficiently tested)