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SubjectRe: [linux-next:master] [drivers/char/mem] 1b057bd800: stress-ng.splice.ops_per_sec -99.8% regression
On Wed, Oct 18, 2023 at 9:07 AM Oliver Sang <oliver.sang@intel.com> wrote:
> it found a (very big) regression comparing to parent commit.
>
> 19e3e6cdfdc73400 1b057bd800c3ea0c926191d7950
> ---------------- ---------------------------
> %stddev %change %stddev
> \ | \
> 12433266 -99.8% 22893 ą 3% stress-ng.splice.ops_per_sec

Oliver, how is it possible that we have three times the throughput
(MB_per_sec) at 1/500ths the ops?

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