Date: Sat, 16 Jan 2021 04:03:23 +0900 (JST) From: Yasuhiro Kimura <yasu@utahime.org> To: freebsd-current@freebsd.org Subject: Re: Waiting for bufdaemon Message-ID: <20210116.040323.136067379540977557.yasu@utahime.org> In-Reply-To: <20210115.201030.1395690536446474720.yasu@utahime.org> References: <7c4da243-52ff-c5ee-3d56-1ae651286e0e@alvermark.net> <20210115.201030.1395690536446474720.yasu@utahime.org>
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From: Yasuhiro Kimura <yasu@utahime.org> Subject: Re: Waiting for bufdaemon Date: Fri, 15 Jan 2021 20:10:30 +0900 (JST) > I have been experiencing same problem with my 13-CURRENT amd64 > VirtualBox VM for about a month. The conditions that the problem > happens are unclear and all what I can say is > > * It happens only after I login in the VM and do something for a > while. If I boot the VM and shut it down immediately, it never > happens. > * When the problem happens, one or more unkillable processes seem to > be left. CPU of my host is not AMD but Intel. According to the /var/run/dmesg.boot of VM, information of CPU is as following. CPU: Intel(R) Core(TM) i7-9700 CPU @ 3.00GHz (3000.09-MHz K8-class CPU) Origin="GenuineIntel" Id=0x906ed Family=0x6 Model=0x9e Stepping=13 Features=0x1783fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE,SSE2,HTT> Features2=0x5eda2203<SSE3,PCLMULQDQ,SSSE3,CX16,PCID,SSE4.1,SSE4.2,MOVBE,POPCNT,AESNI,XSAVE,OSXSAVE,AVX,RDRAND> AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM> AMD Features2=0x121<LAHF,ABM,Prefetch> Structured Extended Features=0x842421<FSGSBASE,AVX2,INVPCID,NFPUSG,RDSEED,CLFLUSHOPT> Structured Extended Features3=0x30000400<MD_CLEAR,L1DFL,ARCH_CAP> IA32_ARCH_CAPS=0x29<RDCL_NO,SKIP_L1DFL_VME,MDS_NO> TSC: P-state invariant Just FYI. --- Yasuhiro Kimura
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