* David Rientjes <rientjes@xxxxxxxxxx> 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
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