Re: question about RCU dynticks_nesting
From: Mike Galbraith
Date: Tue May 05 2015 - 21:49:49 EST
On Mon, 2015-05-04 at 22:54 -0700, Paul E. McKenney wrote:
> You have RCU_FAST_NO_HZ=y, correct? Could you please try measuring with
> RCU_FAST_NO_HZ=n?
FWIW, the syscall numbers I posted were RCU_FAST_NO_HZ=n. (I didn't
profile to see where costs lie though)
-Mike
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/