This is an updated series that addresses some review feedback and an
LKP warning. I did not preserve Michal Hocko's ack for the fix as it
has changed. This series replaces the following patches in mmotm
mm-pcp-share-common-code-between-memory-hotplug-and-percpu-sysctl-handler.patch
On Fri, 18 Oct, at 01:54:49PM, Mel Gorman wrote:
> On Fri, Oct 18, 2019 at 12:58:49PM +0100, Matt Fleming wrote:
> > On Fri, 18 Oct, at 11:56:03AM, Mel Gorman wrote:
> > > A private report stated that system CPU usage was excessive on an AMD
> > > EPYC 2 machine while building kernels with much
On Fri, Oct 18, 2019 at 12:58:49PM +0100, Matt Fleming wrote:
> On Fri, 18 Oct, at 11:56:03AM, Mel Gorman wrote:
> > A private report stated that system CPU usage was excessive on an AMD
> > EPYC 2 machine while building kernels with much longer build times than
> > expected. The issue is
On Fri, 18 Oct, at 11:56:03AM, Mel Gorman wrote:
> A private report stated that system CPU usage was excessive on an AMD
> EPYC 2 machine while building kernels with much longer build times than
> expected. The issue is partially explained by high zone lock contention
> due to the per-cpu page
A private report stated that system CPU usage was excessive on an AMD
EPYC 2 machine while building kernels with much longer build times than
expected. The issue is partially explained by high zone lock contention
due to the per-cpu page allocator batch and high limits being calculated
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