Mailinglist Archive: opensuse-factory (439 mails)

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Re: [opensuse-factory] Huge single-core performance loss with spectre v2 mitigation enabled (it's the default)
On Wed, 2019-04-10 at 01:46 +0200, Michael Pujos wrote:
I finally isolated to nospectre_v2, which if specified is causing
that
huge bump in performance.
So the spectre v2 mitigation is causing that huge single core
performance loss.

For the record, there are hints that the spectre v2 mitigation is to
blame for slowdowns in Gnome Shell on TW:

https://bugzilla.opensuse.org/show_bug.cgi?id=1112824

Robert

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