On 2012-11-22 20:21, Linus Torvalds wrote: > Doesn't sound like a fsdevel issue since it seems to be independent of > filesystems. More like some generic block layer thing. Adding Jens > (and quoting the whole thing) > > Jens, any ideas? Most of your stuff came in after -rc2, which would > fit with the fact that most of the slowdown seems to be after -rc2 > according to Jeff. No ideas. Looking at what went in from my side, only the rq plug sorting is a core change, and that should not cause any change in behaviour for a single device. That's commit 975927b9. > Jeff, more bisecting would be good, though. Probably required, yes... -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html