On 03/20/2013 12:57 PM, Preeti U Murthy wrote: > Neither core will be able to pull the task from the other to consolidate > the load because the rq->util of t2 and t4, on which no process is > running, continue to show some number even though they degrade with time > and sgs->utils accounts for them. Therefore, > for core1 and core2, the sgs->utils will be slightly above 100 and the > above condition will fail, thus failing them as candidates for > group_leader,since threshold_util will be 200.
Thanks for note, Preeti! Did you find some real issue in some platform? In theory, a totally idle cpu has a zero rq->util at least after 3xxms, and in fact, I find the code works fine on my machines. -- Thanks Alex -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/