On 06/13/2018 05:35, Konstantin Belousov wrote: > Today I noted that AMD published the public errata document for Ryzens, > https://developer.amd.com/wp-content/resources/55449_1.12.pdf > > Some of the issues listed there looks quite relevant to the potential > hangs that some people still experience with the machines. I wrote > a script which should apply the recommended workarounds to the erratas > that I find interesting. > > To run it, kldload cpuctl, then apply the latest firmware update to your > CPU, then run the following shell script. Comments indicate the errata > number for the workarounds. > > Please report the results. If the script helps, I will code the kernel > change to apply the workarounds. Kostik: This thread on the -stable list has a lot of positive feedback: https://lists.freebsd.org/pipermail/freebsd-stable/2018-June/089110.html EricReceived on Thu Jun 14 2018 - 11:36:06 UTC
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