On 29 sep. 2015, at 16:42 Ian Smith <[email protected]> wrote: > On Sat, 26 Sep 2015 10:17:20 +0200, Arthur van der Peijl wrote: > <cut> >> We're already there. The document described some other setting which >> could be read: >> >> [root@zfsguru /home/ssh]# sysctl dev.cpu | grep cx >> dev.cpu.1.cx_usage: 100.00% last 5us >> dev.cpu.1.cx_lowest: C8 >> dev.cpu.1.cx_supported: C1/1/1 >> dev.cpu.0.cx_usage: 100.00% 0.00% last 4us >> dev.cpu.0.cx_lowest: C8 >> dev.cpu.0.cx_supported: C1/1/1 C2/2/117 >> >> I don't inderstand this. 100% CPU is my main issue, created by >> {acpi_task} in the kernal. However -> CPU1 supports different states >> as CPU0? Or is this a summary of last states? > > I don't follow this either, and don't recall seeing different C-states > available on different CPUs? If cpu1 has only C1, I can't see how cpu0 > could ever use C2 - with its real win in terms of power consumption - as > all CPUs are now set to the same C-state (and P-state) as far as I know. > > Is cpu1 a real CPU, or HTT? Perhaps show the CPU detection details from > dmesg. powerd with standard parameters will always run at top speed > with the CPU usage/idle figures you quoted; you could get it to run > slower if you adjusted -i and -r settings, as an immediate workaround. >
Took CPU and ACPI related messages from dmesg: CPU: Intel(R) Pentium(R) CPU G3220 @ 3.00GHz (2993.38-MHz K8-class CPU) Origin="GenuineIntel" Id=0x306c3 Family=0x6 Model=0x3c Stepping=3 Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> Features2=0x4ddaebbf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,<b11>,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,MOVBE,POPCNT,TSCDLT,XSAVE,OSXSAVE,RDRAND> AMD Features=0x2c100800<SYSCALL,NX,Page1GB,RDTSCP,LM> AMD Features2=0x21<LAHF,ABM> Structured Extended Features=0x2603<FSGSBASE,TSCADJ,ERMS,INVPCID,NFPUSG> XSAVE Features=0x1<XSAVEOPT> VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID TSC: P-state invariant, performance statistics ACPI APIC Table: <ALASKA A M I> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs FreeBSD/SMP: 1 package(s) x 2 core(s) cpu0 (BSP): APIC ID: 0 cpu1 (AP): APIC ID: 2 acpi0: <ALASKA A M I> on motherboard acpi0: Power Button (fixed) cpu0: <ACPI CPU> on acpi0 cpu1: <ACPI CPU> on acpi0 Timecounter "ACPI-fast" frequency 3579545 Hz quality 900 acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1808-0x180b on acpi0 pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0 pci0: <ACPI PCI bus> on pcib0 pcib1: <ACPI PCI-PCI bridge> irq 16 at device 1.0 on pci0 pci1: <ACPI PCI bus> on pcib1 pcib2: <ACPI PCI-PCI bridge> irq 16 at device 1.1 on pci0 pci2: <ACPI PCI bus> on pcib2 pcib3: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0 pci3: <ACPI PCI bus> on pcib3 pcib4: <ACPI PCI-PCI bridge> irq 18 at device 28.2 on pci0 pci4: <ACPI PCI bus> on pcib4 pcib6: <ACPI PCI-PCI bridge> irq 19 at device 28.7 on pci0 pci6: <ACPI PCI bus> on pcib6 pcib7: <ACPI PCI-PCI bridge> irq 19 at device 0.0 on pci6 pci7: <ACPI PCI bus> on pcib7 acpi_button0: <Power Button> on acpi0 acpi_button1: <Sleep Button> on acpi0 acpi_tz0: <Thermal Zone> on acpi0 acpi_tz1: <Thermal Zone> on acpi0 coretemp0: <CPU On-Die Thermal Sensors> on cpu0 coretemp1: <CPU On-Die Thermal Sensors> on cpu1 > But listen to John about debugging the ACPI tasks CPU usage issue .. That's where I'm stuck as a junior FreeBSD user: @John; can you suggest where to search for this? commands? Regards, Arthur van der Peijl _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-acpi To unsubscribe, send any mail to "[email protected]"
