Reply to post: Re: OK Assumption bussting time

STIBP, collaborate and listen: Linus floats Linux kernel that 'fixes' Intel CPUs' Spectre slowdown

Remy Redert

Re: OK Assumption bussting time

Don't forget that a big part of the slowdown with the patch is down to hyperthreading being a terrible idea in general. Disable hyperthreading (which doesn't help much performance much if any for most workloads) and lose most of the performance hit associated with the mitigation patch.

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