Date: Sat, 30 Jun 2018 01:28:38 +0200 From: cpghost <cpghost@cordula.ws> To: freebsd-stable@freebsd.org Cc: Konstantin Belousov <kostikbel@gmail.com> Subject: Re: Ryzen issues on FreeBSD ? (with sort of workaround) Message-ID: <70feb5c9-4755-ebe7-f802-c36ea21288e4@cordula.ws> In-Reply-To: <20180626112919.GK2430@kib.kiev.ua> References: <9233bded-3ea2-dc46-19bf-f9a7eef7fa6b@vangyzen.net> <E1fXlFu-0000rF-3y@dilbert.ingresso.co.uk> <20180626112919.GK2430@kib.kiev.ua>
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This is a cryptographically signed message in MIME format. --------------ms090409010704030104030100 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 06/26/18 13:29, Konstantin Belousov wrote: > On Tue, Jun 26, 2018 at 11:31:26AM +0100, Pete French wrote: >>> On 06/18/2018 09:34, Pete French wrote: >>>> Preseumably in the slightly longer term these workarounds go into th= e >>>> actual kernel if it detects Ryzen ? >>> >>> Yes, Kostik said he would code this into the kernel after he gets eno= ugh >>> feedback. >> >> So, I've been running with the sysctl and cputl fixes from >> https://lists.freebsd.org/pipermail/freebsd-current/2018-June/069799.h= tml >> for a couple of weeks now, with all the default settings back on (incl= uding >> SMT) and it now completely stable, so consider this one more point of = feedback Same here on FreeBSD monster 11.2-BETA2 FreeBSD 11.2-BETA2 #1 r334062: Tue May 22 23:4= 6:29 CEST 2018 root@monster:/usr/obj/usr/src/sys/GENERIC amd64 with a Threadripper 1950X and % sudo x86info -a | grep Microcode Microcode patch level: 0x8001136 Without that script, the system would lockup up to 5-6 times a day. Now running without any lockup at all for 3 days, with all kinds of workload from idle to torture tests. Too early to tell, but it looks good for now. CPU: AMD Ryzen Threadripper 1950X 16-Core Processor (3393.71-MHz K8-clas= s CPU) Origin=3D"AuthenticAMD" Id=3D0x800f11 Family=3D0x17 Model=3D0x1 Ste= pping=3D1 Features=3D0x178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PG= E,MCA, CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2,HTT> Features2=3D0x7ed8320b<SSE3,PCLMULQDQ,MON,SSSE3,FMA,CX16,SSE4.1,SSE4.2,MO= VBE, POPCNT,AESNI,XSAVE,OSXSAVE,AVX,F16C,RDRAND> AMD Features=3D0x2e500800<SYSCALL,NX,MMX+,FFXSR,Page1GB,RDTSCP,LM> AMD Features2=3D0x35c233ff<LAHF,CMP,SVM,ExtAPIC,CR8,ABM,SSE4A,MAS,Prefetc= h,OSVW SKINIT,WDT,TCE,Topology,PCXC,PNXC,DBE,PL2I,MWAITX= > Structured Extended Features=3D0x209c01a9<FSGSBASE,BMI1,AVX2,SMEP,BMI2,RD= SEED,ADX,SMAP,CLFLUSHOPT,SHA> XSAVE Features=3D0xf<XSAVEOPT,XSAVEC,XINUSE,XSAVES> AMD Extended Feature Extensions ID EBX=3D0x1007<CLZERO,IRPerf,XSaveErPtr>= SVM: (disabled in BIOS) NP,NRIP,VClean,AFlush,DAssist,NAsids=3D32768 TSC: P-state invariant, performance statistics Thanks, -cpghost. 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