None. Microsoft says it’s “minimal but dependent on customer workload”. This is confirmed by what I’ve seen posted on twitter so far. A couple of percentage points.
Linux is seeing a minimum of 5% performance reduction and as high as 23% (so far). It may, for once, finally be true to say: Windows is faster than Linux. ☺ (Paul Thurrott is gloating about this on twitter.) From: listsad...@lists.myitforum.com [mailto:listsad...@lists.myitforum.com] On Behalf Of Joseph L. Casale Sent: Thursday, January 4, 2018 9:54 AM To: ntsysadm@lists.myitforum.com Subject: RE: [NTSysADM] New blog post: Windows Speculative Execution Client/Server Patches/Mitigations/Detection Summary Which article quantifies the performance degradation? From: listsad...@lists.myitforum.com<mailto:listsad...@lists.myitforum.com> [mailto:listsad...@lists.myitforum.com] On Behalf Of Ed Ziots Sent: Thursday, January 4, 2018 9:34 AM To: ntsysadm@lists.myitforum.com<mailto:ntsysadm@lists.myitforum.com> Subject: Re: [NTSysADM] New blog post: Windows Speculative Execution Client/Server Patches/Mitigations/Detection Summary Yeah this one is going to be a nasty one but looks like cloud service providers are patching for it now. But saw there might be a 30 percebt performance hit with windows.. is pretty ugly.. Nice job intel.. way to mess it up again. Ed On Jan 4, 2018 8:54 AM, "Michael B. Smith" <mich...@smithcons.com<mailto:mich...@smithcons.com>> wrote: New blog post: #Windows Speculative Execution Client/Server Patches/Mitigations/Detection Summary http://www.essential.exchange/2018/01/04/windows-speculative-execution-client-server-patches-mitigations-detection-summary/ Not intended to be comprehensive, but as of the morning of 4-January, all the worthwhile information I can find published by Microsoft on the Speculative Execution issue…
