Hello Andres,
> Here's the next two (the most important) patches of the series:
> 0001: Allow to trigger kernel writeback after a configurable number of writes.
> 0002: Checkpoint sorting and balancing.
I will look into these two in depth.
Note that I would have ordered them in reverse because sorting is nearly
always very beneficial, and "writeback" (formely called flushing) is then
nearly always very beneficial on sorted buffers.
--
Fabien.