Messages in this thread | | | From | "Huang\, Ying" <> | Subject | Re: [LKP] [lkp] [mm, oom] faad2185f4: vm-scalability.throughput -11.8% regression | Date | Wed, 27 Apr 2016 16:20:43 +0800 |
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Michal Hocko <mhocko@kernel.org> writes:
> On Wed 27-04-16 11:15:56, kernel test robot wrote: >> FYI, we noticed vm-scalability.throughput -11.8% regression with the following commit: > > Could you be more specific what the test does please?
The sub-testcase of vm-scalability is swap-w-rand. An RAM emulated pmem device is used as a swap device, and a test program will allocate/write anonymous memory randomly to exercise page allocation, reclaiming, and swapping in code path.
Best Regards, Huang, Ying
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