On Mon, Jul 23, 2007 at 03:25:12PM -0600, Chris Friesen wrote: > Li, Tong N wrote: > >On the other hand, if locking does > >become a problem for certain systems/workloads, increasing > >sysctl_base_round_slice can reduce the locking frequency and alleviate > >the problem, at the cost of being relatively less fair across the CPUs. > > If locking does become a problem, it may make sense to switch instead to > a lockless algorithm of some sort...
That usually has the same issue with cache lines. It would be better to analyze first if such global synchronization is really needed. I hope not. -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
