Date: Tue, 4 Jan 2022 19:20:08 -0500 From: mike tancsa <mike@sentex.net> To: freebsd-current@freebsd.org Subject: Re: observations on Ryzen 5xxx (Zen 3) processors Message-ID: <78385fb2-adf1-3385-7ecf-2587befb0abc@sentex.net> In-Reply-To: <YdR8Jwq7AZrJ4jgz@ceres.zyxst.net> References: <cc1dd541-81fc-b56a-81ca-da76d20a095b@FreeBSD.org> <YdRUcz0kbVDtWXTv@ceres.zyxst.net> <YdR8Jwq7AZrJ4jgz@ceres.zyxst.net>
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On 1/4/2022 11:56 AM, tech-lists wrote: > On Tue, Jan 04, 2022 at 02:06:43PM +0000, tech-lists wrote: >> Hello, >> >> On Wed, Dec 22, 2021 at 02:42:48PM +0200, Andriy Gapon wrote: >>> >>> There have been some reports on strange / unexpected things with >>> Ryzen 5xxx >>> processors. I think I have seen 5950X, 5900X and 5800X mentioned, >>> not sure >>> about others. >> >> Thanks for this. I'm evaluating a ryzen 5600G. Here's hwinfo: >> >> https://bsd-hardware.info/?probe=e67007df20 >> >> I've noticed a couple of oddities: >> >> 1. some ports won't build, but world builds and installs just fine >> (current/14) > > Can't build lang/perl5.32. I have many vms running perl5.32 and > they're not seeing any issues. > There's nothing in bugs suggesting there's an issue with this port > right now. > I would for sure try a clean src.conf first and use that as a baseline. Also, someome mentioned trying machdep.idle=spin In /boot/loader.conf But removing your src.conf optimizations would be the first place to try ---Mike
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