Hi Catalin,
On 9/29/20 1:22 AM, Catalin Marinas wrote:
On Mon, Sep 28, 2020 at 05:22:54PM +1000, Gavin Shan wrote:
Testing
===
[1] The experiment reveals how heavily the (L1) data cache miss impacts
the overall application's performance. The machine where the test
is carried out
Hi Gavin,
On Mon, Sep 28, 2020 at 05:22:54PM +1000, Gavin Shan wrote:
> Testing
> ===
> [1] The experiment reveals how heavily the (L1) data cache miss impacts
> the overall application's performance. The machine where the test
> is carried out has the following L1 data cache
The feature of color zero pages isn't enabled on arm64, meaning all
read-only (anonymous) VM areas are backed up by same zero page. It
leads pressure to data cache on reading data from them. In extreme
case, the same data cache set could be experiencing high pressure
and thrashing. This tries to
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