RE: [PATCH 1/3] slub: set a criteria for slub node partial adding

["Shi, Alex" <alex.shi@intel.com>]

> > > -       if (tail == DEACTIVATE_TO_TAIL)
> > > +       if (tail == DEACTIVATE_TO_TAIL ||
> > > +               page->inuse > page->objects /2)
> > >                 list_add_tail(&page->lru, &n->partial);
> > >         else
> > >                 list_add(&page->lru, &n->partial);
> > >

> > with the statistics patch above?  I typically run with CONFIG_SLUB_STATS
> > disabled since it impacts performance so heavily and I'm not sure what
> > information you're looking for with regards to those stats.
> 
> NO, when you collect data, please close SLUB_STAT in kernel config.  _to_head
> statistics collection patch just tell you, I collected the statistics not include
> add_partial in early_kmem_cache_node_alloc(). And other places of
> add_partial were covered. Of course, the kernel with statistic can not be used
> to measure performance.

David, Did you have time to give a try?  

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