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A comment on Intel vulnerabilities costing 25% CPU performance loss to a cloud provider. Parent comment

Re:Intel vulnerabilities costing 25% CPU performance loss to... by Shivetya on Friday May 17, 2019 @11:41AM (#19940642)
According to Apple[1] Full mitigation requires using the Terminal app to enable an additional CPU instruction and disable hyper-threading processing technology.

So, if you have a system which you cannot expose it is a pretty big damper on performance.

[1] https://support.apple.com/en-us/HT210107

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