Messages in this thread | | | From | Gregory Haskins <> | Subject | Re: oltp ~10% regression with 2.6.27-rc5 on stoakley machine | Date | Thu, 04 Sep 2008 09:50:13 -0400 |
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Hi Peter,
Peter Zijlstra wrote: > > > Also, we used to have some auto-tuning in there, which dissapeared some > time ago, gregory brought it back to live recently, perhaps he likes to > share? :-) >
Per your request, I brought those "revert" patches I had in the PQ branch forward to 2.6.27-rc5. They are completely unbuilt and untested, but here for your experimentation.
-Greg
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Gregory Haskins (4): sched: make task_hot() once again use sd->cache_hot_time Revert "sched: zap the migration init / cache-hot balancing code" Revert "[PATCH] sched: remove cache_hot_time" revert "sched: sched_cacheflush is now unused"
Documentation/kernel-parameters.txt | 43 +++ arch/ia64/kernel/setup.c | 15 + arch/mips/kernel/smp.c | 11 + arch/sparc/kernel/smp.c | 10 + arch/sparc64/kernel/smp.c | 27 ++ arch/x86/kernel/smpboot.c | 12 + include/asm-m32r/system.h | 10 + include/asm-mips/system.h | 10 + include/asm-parisc/system.h | 11 + include/asm-x86/system.h | 9 + include/linux/sched.h | 7 include/linux/topology.h | 1 kernel/sched.c | 499 ++++++++++++++++++++++++++++++++++- 13 files changed, 656 insertions(+), 9 deletions(-)
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