* David Rientjes <rient...@google.com> wrote: > I started profiling on a new machine that is an exact > duplicate of the 16-way, 4 node, 32GB machine I was profiling > with earlier to rule out any machine-specific problems. I > pulled master and ran new comparisons with THP enabled at > c418de93e398 ("Merge branch 'x86/mm'"): > > CONFIG_NUMA_BALANCING disabled 136521.55 SPECjbb2005 bops > CONFIG_NUMA_BALANCING enabled 132476.07 SPECjbb2005 bops > (-3.0%) > > Aside: neither 4739578c3ab3 ("x86/mm: Don't flush the TLB on > #WP pmd fixups") nor 01e9c2441eee ("x86/vsyscall: Add Kconfig > option to use native vsyscalls and switch to it") > significantly improved upon the throughput on this system.
Could you please send an updated profile done with latest -tip? The last profile I got from you still had the vsyscall emulation page faults in it. Thanks, Ingo -- 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/