The Adventures Of That Idiot On IRC continue, this time they're asking: how can I compile the linux kernel with namespaces, cgroups, and spectre/meltdown mitigations disabled, I want to improve the performance of my FFTs
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Replying to @11rcombs
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Replying to @KardOnIce @11rcombs
Tell them they'll get faster performance if they bypass the kernel entirely ;). And watch them suffer.
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Replying to @KardOnIce @11rcombs
(And yes, I know kernel bypassing is mostly done for network-intensive code, but I just want to watch them suffer).
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Replying to @KardOnIce @11rcombs
TLBs cause overhead; turn off paging to increase performance!
9:36 PM - 8 May 2018
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