Mellanox advises to disable I/O Non-posted prefetching. Is that true for Intel
cards as well?
What does it do, and why does it take some performance away?
My current prefetching settings:
HW Prefetcher - disabled
Adjacent Sector Prefetch - disabled
DCU Stream Prefetcher - enabled
DCU IP Prefetcher - enabled
I/O Non-posted Prefetching - enabled, but
https://community.mellanox.com/docs/DOC-2488
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