Date: Fri, 08 Feb 2013 13:59:21 +0400 From: Sevan / Venture37 <venture37@gmail.com> To: Peter Grehan <grehan@freebsd.org> Cc: freebsd-virtualization@freebsd.org Subject: Re: bhyve hangs on going multi user Message-ID: <5114CC79.40605@gmail.com> In-Reply-To: <5114C7DC.6070106@freebsd.org> References: <51132599.60506@gmail.com> <CAFgRE9FHHZ0cEDNiTMLxhz8Y=c_XAQoK67H67qqFCKj0Z3CSeA@mail.gmail.com> <CA29856C-B61D-4404-A81D-880F9C4CB3EA@gmail.com> <51136892.1020505@gmail.com> <CE612499-11F6-4985-B8EF-D559E584F24C@gmail.com> <CAFgRE9Fscbz_9zLEf8buj5MAghD2gV9=B5PHVwYThPiadwy5Yw@mail.gmail.com> <5114361F.8060303@gmail.com> <51146575.2080602@freebsd.org> <5114C5B5.8030209@gmail.com> <5114C7DC.6070106@freebsd.org>
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On 08/02/2013 13:39, Peter Grehan wrote:
> Ah - that actually won't work. There has to be space for PCI MMIO
> decode below 4GB, so it's usually best to use up to say 2 or 3GB of RAM
> below the 4GB mark, leaving 1GB for PCI decode, and then put the
> remainder of your memory above 4G e.g. for 4GB total RAM, and using 2GB
> below 4G
>
> -m 2048 -M 2048
>
> and an example 8G system:
>
> -m 2048 -M 6144
>
> We should really error out on values too large for the '-m' parameter.
Thanks for that Peter :)
Starting the VM with -m 2048 -M 14336 worked fine.
FreeBSD 10.0-CURRENT #0 r246446: Thu Feb 7 12:21:37 UTC 2013
:/usr/obj/usr/src/sys/GENERIC amd64
FreeBSD clang version 3.2 (tags/RELEASE_32/final 170710) 20121221
WARNING: WITNESS option enabled, expect reduced performance.
CPU: Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz (3399.75-MHz K8-class CPU)
Origin = "GenuineIntel" Id = 0x306a9 Family = 0x6 Model = 0x3a
Stepping = 9
Features=0x8fa3ab7f<FPU,VME,DE,PSE,TSC,MSR,PAE,CX8,APIC,SEP,PGE,CMOV,PAT,PSE36,DTS,MMX,FXSR,SSE,SSE2,SS,PBE>
Features2=0xe3bae257<SSE3,PCLMULQDQ,DTES64,DS_CPL,SMX,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,AESNI,F16C,RDRAND,HV>
AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
AMD Features2=0x1<LAHF>
TSC: P-state invariant
real memory = 19327352832 (18432 MB)
avail memory = 16482443264 (15718 MB)
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