Hi Gary, On 8/27/18, Gary Jennejohn <[email protected]> wrote: > On Mon, 27 Aug 2018 10:13:10 +0200 > Phil Norman <[email protected]> wrote: > >> Hi. >> >> I have a similar setup: Ryzen 3 and Fatal1ty X370 mini-ITX. I had some >> trouble with instability, although my problems weren't panics, but rather >> two issues. One was random lockups (with no evidence left in logs), but I >> *think* this was down to an inadequately cooled graphics card. >> > > I had instability problems with my Ryzen 5 - lockups for no > apparent reason. The only recourse waas a hard reset. > > It turned out that there were two causes > 1) old CPU microcode > 2) unhandled errate in the CPU > > I installed the /usr/ports/sysutils/devcpu-data port, which > allowed me to install the latest microcode using cpucontrol(8). > > I also used a shell script called amd_errata.sh provided by one of > the FreeBSD committers. To my shame I can't remember exactly > who. Note that the errata fixups are now part of the kernel in > FreeBSD 12.
That's kib, who has committed things in that script to both 12 [1] and stable/11 [2]. Unfortunately, that's for Ryzens family 17h model 00h-0fh, whereas my Ryzen 5 2400G's model is 11h. On the microcode. It shall be updated through UEFI/BIOS updates. I think mine is now PinnaclePI-AM4_1.0.0.4 with microcode patchlevel 0x810100b. Seems like ... the only thing I can do is sit down and wait? > > After taking these steps about two months ago I have had no more > lockups and the machine runs very stabily. > > [big snip] > > -- > Gary Jennejohn > [1] https://svnweb.freebsd.org/base?view=revision&revision=336763 [2] https://svnweb.freebsd.org/base?view=revision&revision=337235 _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "[email protected]"
