CPU performance - disable bug mitigations

Liam Proven lproven at gmail.com
Tue Nov 20 16:16:24 UTC 2018


On Tue, 20 Nov 2018 at 17:07, Goran <sendmailtogoran at gmail.com> wrote:

>
> After all I got the harshest penalty when I switched back to 16.04.5
> (fresh new install) and could not get my performance back. My old
> 16.04 is lost so no way back.

I think the answer is in your own post.

You said you were running 16.04, never updated.

When you reinstalled, you reinstall 16.05-05, i.e., updated, i.e. with
Spectre etc. mitigations.

Revert to unupdated 16.04 -dot-nothing and the Spectre mitigations
should not be there.


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