dmesg troubleshooting

Predrag Punosevac punosevac72 at gmail.com
Sun Apr 23 19:34:32 PDT 2017


Sepherosa Ziehau <sepherosa at gmail.com> wrote:

> Hmm, the Realtek interface is the cause of the interrupt storm.  So
> the timer probably is not working.  Try following:
> sysctl net.ifpoll.0.pollhz=1000
> sysctl net.ifpoll.1.pollhz=1000
> ifconfig re0 polling
> 

more /etc/sysctl.conf 
net.ifpoll.0.pollhz=1000
net.ifpoll.1.pollhz=1000


I removed 

hw.ioapic_enable=0

from 

/boot/loader.conf.local

reboot

So far no interrupt storm in dmesg. I will check tomorrow again.

Predrag


> Thanks,
> sephe
> 
> 
> On Thu, Apr 20, 2017 at 11:18 PM, Predrag Punosevac
> <punosevac72 at gmail.com> wrote:
> > Sepherosa Ziehau <sepherosa at gmail.com> wrote:
> >
> >> Can you post the dmesg and vmstat -iv?  I think for ahci controller,
> >> MSI will be used by default.
> >
> > dfly# vmstat -iv
> > interrupt                                total       rate
> > irq1     0: atkbd0                           1          0
> > irq3     0: sio1                             0          0
> > irq4     0: sio0                             0          0
> > irq9     0: acpi0                            0          0
> > irq11    0: ehci0/ehci1                 274707          1
> > irq16    0: re0                         168712          1
> > irq192   0: swi_siopoll                      0          0
> > irq196   0: swi_vm                           0          0
> > irq16    1: ahci0                      1495360          9
> > irq195   1: swi_cambio                  752050          4
> > irq197   1: swi_mp_taskq/swi_taskq           0          0
> > Total                                  2690830         17
> >
> >
> >
> >
> >
> >
> > Copyright (c) 2003-2017 The DragonFly Project.
> > Copyright (c) 1992-2003 The FreeBSD Project.
> > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
> >         The Regents of the University of California. All rights reserved.
> > DragonFly v4.8.0.1.g86163-RELEASE #4: Tue Mar 28 07:56:27 EST 2017
> >     root at dfly.bagdala2.net:/usr/obj/usr/src/sys/X86_64_GENERIC
> > i8254 clock: 1193296 Hz
> > TSC invariant clock: 1795934280 Hz
> > CPU: Intel(R) Celeron(R) CPU 1037U @ 1.80GHz (1795.93-MHz K8-class CPU)
> >   Origin = "GenuineIntel"  Id = 0x306a9  Stepping = 9
> >   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=0x5bae3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,XSAVE>
> >   AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
> >   AMD Features2=0x1<LAHF>
> >   Structured Extended Features=0x281<GSFSBASE,SMEP,ENHMOVSB>
> >   Thermal and PM Features=0x75<SENSOR,ARAT,PLN,ECMD,PTM>
> >   MONITOR/MWAIT Features=0x3<CST,INTBRK>
> > real memory  = 8477464576 (8084 MB)
> > avail memory = 7884136448 (7518 MB)
> > lapic: divisor index 0, frequency 49886793 Hz
> > srat_probe: can't locate SRAT
> > Initialize MI interrupts
> > TSC testing MP synchronization ...
> > cpu1: TSC is not MP synchronized @0
> > TSC is not MP synchronized
> > VMM: available, disabled by default
> > wdog: In-kernel automatic watchdog reset enabled
> > kbd1 at kbdmux0
> > md0: Malloc disk
> > interrupt uses mplock: swi_taskq
> > ACPI: RSDP 0x00000000000F0490 000024 (v02 ALASKA)
> > ACPI: XSDT 0x00000000DA781070 000064 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FACP 0x00000000DA78C908 00010C (v05 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: DSDT 0x00000000DA781168 00B79B (v02 ALASKA A M I    00000028 INTL 20051117)
> > ACPI: FACS 0x00000000DABB7080 000040
> > ACPI: APIC 0x00000000DA78CA18 000062 (v03 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FPDT 0x00000000DA78CA80 000044 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: MCFG 0x00000000DA78CAC8 00003C (v01 ALASKA A M I    01072009 MSFT 00000097)
> > ACPI: HPET 0x00000000DA78CB08 000038 (v01 ALASKA A M I    01072009 AMI. 00000005)
> > ACPI: SSDT 0x00000000DA78CB40 000315 (v01 SataRe SataTabl 00001000 INTL 20091112)
> > ACPI: SSDT 0x00000000DA78CE58 000860 (v01 PmRef  Cpu0Ist  00003000 INTL 20051117)
> > ACPI: SSDT 0x00000000DA78D6B8 000B22 (v01 PmRef  CpuPm    00003000 INTL 20051117)
> > cryptosoft0: <software crypto> on motherboard
> > aesni0: No AESNI support.
> > padlock0: No ACE support.
> > rdrand0: No RdRand support.
> > acpi0: <ALASKA A M I> on motherboard
> > ACPI: Executed 1 blocks of module-level executable AML code
> > ACPI: 4 ACPI AML tables successfully acquired and loaded
> > ACPI FADT: SCI testing interrupt mode ...
> > ACPI FADT: SCI select level/high
> > acpi0: Power Button (fixed)
> > acpi_timer0 on acpi0
> > acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
> > acpi_hpet0: frequency 14318180
> > pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
> > pci0: <ACPI PCI bus> on pcib0
> > vgapci0: <VGA-compatible display> port 0xf000-0xf03f mem 0xe0000000-0xefffffff,0xf7800000-0xf7bfffff irq 16 at device 2.0 on pci0
> > vgapci0: Boot video device
> > pci0: <simple comms> (vendor 0x8086, dev 0x1e3a) at device 22.0 irq 16
> > ehci0: <Intel Panther Point USB 2.0 controller> mem 0xf7d08000-0xf7d083ff irq 16 at device 26.0 on pci0
> > usbus0: EHCI version 1.0
> > usbus0 on ehci0
> > pci0: <multimedia, HDA> (vendor 0x8086, dev 0x1e20) at device 27.0 irq 22
> > pcib1: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
> > pci1: <ACPI PCI bus> on pcib1
> > usbus0: 480Mbps High Speed USB v2.0
> > pcib2: <ACPI PCI-PCI bridge> irq 18 at device 28.2 on pci0
> > pci2: <ACPI PCI bus> on pcib2
> > re0: <RealTek 8111/8168 PCIe Gigabit Ethernet> port 0xe000-0xe0ff mem 0xf0000000-0xf0003fff,0xf7c00000-0xf7c00fff irq 18 at device 0.0 on pci2
> > re0: MAC version 0x2c900000, MACFG 39, support MSI
> > re0: bus speed 125MHz
> > ugen0.1: <Intel> at usbus0
> > uhub0: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus0
> > re0: MAC address: b8:ae:ed:3c:ce:35
> > ehci1: <Intel Panther Point USB 2.0 controller> mem 0xf7d07000-0xf7d073ff irq 23 at device 29.0 on pci0
> > usbus1: EHCI version 1.0
> > usbus1 on ehci1
> > isab0: <PCI-ISA bridge> at device 31.0 on pci0
> > isa0: <ISA bus> on isab0
> > ahci0: <AHCI-PCI-SATA> port 0xf060-0xf07f,0xf080-0xf083,0xf090-0xf097,0xf0a0-0xf0a3,0xf0b0-0xf0b7 mem 0xf7d06000-0xf7d067ff irq 16 at device 31.2 on pci0
> > usbus1: 480Mbps High Speed USB v2.0
> > ugen1.1: <Intel> at usbus1
> > uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
> > ahci0: Intel hocus pocus
> > ahci0: AHCI 1.3 cap 0xc730ff43<S64A,NCQ,SALP,SAL,SCLO,PMD,SSC,PSC,EMS> cap2 0x4<APST>, 4 ports, 32 tags/port, gen 3 (6Gbps)
> > uhub0: 2 ports with 2 removable, self powered
> > uhub1: 2 ports with 2 removable, self powered
> > ugen0.2: <vendor 0x8087> at usbus0
> > uhub2: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus0
> > ugen1.2: <vendor 0x8087> at usbus1
> > uhub3: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus1
> > uhub2: 4 ports with 4 removable, self powered
> > uhub3: 4 ports with 4 removable, self powered
> > ugen1.3: <DELL> at usbus1
> > ukbd0: <DELL Dell USB Entry Keyboard, class 0/0, rev 1.10/1.78, addr 3> on usbus1
> > kbd2 at ukbd0
> > ahci0.0: Found SSD "TS32GMTS400 20140516" serial="B620550018"
> > ahci0.0: tags=32/32 satacap=830e satacap2=0086 satafea=054c NCQ=YES capacity=30533.83MB
> > ahci0.0: f85=7469 f86=b401 f87=4063 WC=enabled RA=enabled SEC=frozen
> > ahci0.2: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2969584"
> > ahci0.2: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.2: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.4: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2111282"
> > ahci0.4: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.4: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.5: No device detected
> > pci0: <serial bus, SMBus> (vendor 0x8086, dev 0x1e22) at device 31.3 irq 18
> > acpi_button0: <Power Button> on acpi0
> > acpi_tz0: <Thermal Zone> on acpi0
> > acpi_tz1: <Thermal Zone> on acpi0
> > sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 on acpi0
> > sio0: type 16550A
> > sio1: <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 on acpi0
> > sio1: type 16550A
> > cpu0: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81D7025200 00083B (v01 PmRef  Cpu0Cst  00003001 INTL 20051117)
> > cpu_cst0: <ACPI CPU C-State> on cpu0
> > cpu_pst0: <ACPI CPU P-State> on cpu0
> > clockmod0: <CPU clock modulation> on cpu0
> > perfbias0: <CPU perf-energy bias> on cpu0
> > coretemp0: <CPU On-Die Thermal Sensors> on cpu0
> > cpu1: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81DBEEF140 000303 (v01 PmRef  ApIst    00003000 INTL 20051117)
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF805BBF7F40 000119 (v01 PmRef  ApCst    00003000 INTL 20051117)
> > cpu_cst1: <ACPI CPU C-State> on cpu1
> > cpu_pst1: <ACPI CPU P-State> on cpu1
> > clockmod1: <CPU clock modulation> on cpu1
> > perfbias1: <CPU perf-energy bias> on cpu1
> > coretemp1: <CPU On-Die Thermal Sensors> on cpu1
> > ACPI: Enabled 6 GPEs in block 00 to 3F
> > orm0: <ISA Option ROM> at iomem 0xc0000-0xcefff on isa0
> > pmtimer0 on isa0
> > atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
> > atkbd0: <AT Keyboard> irq 1 on atkbdc0
> > kbd0 at atkbd0
> > vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> > sc0: <System console> at flags 0x500 on isa0
> > sc0: VGA <16 virtual consoles, flags=0x300>
> > hpt27xx: no controller detected.
> > CAM: Configuring 4 busses
> > CAM: finished configuring all busses
> > da0 at ahci0 bus 0 target 0 lun 0
> > da0: <SATA TS32GMTS400 2014> Fixed Direct Access SCSI-4 device
> > da0: Serial Number B620550018
> > da0: 600.000MB/s transfers
> > da0: 30533MB (62533296 512 byte sectors: 255H 63S/T 3892C)
> > da0: supports TRIM
> > da1 at ahci0 bus 2 target 0 lun 0
> > da1: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da1: Serial Number WD-WCAWZ2969584
> > da1: 300.000MB/s transfers
> > da1: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da2 at ahci0 bus 4 target 0 lun 0
> > da2: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da2: Serial Number WD-WCAWZ2111282
> > da2: 300.000MB/s transfers
> > da2: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da1 part 0: unavailable, bad start or ending lba
> > da2 part 0: unavailable, bad start or ending lba
> > no B_DEVMAGIC (bootdev=0)
> > Mounting root from hammer:serno/B620550018.s1d
> > HAMMER(ROOT) recovery check seqno=0899bed3
> > HAMMER(ROOT) recovery range 3000000014442e30-3000000014442e30
> > HAMMER(ROOT) recovery nexto 3000000014442e30 endseqno=0899bed4
> > HAMMER(ROOT) mounted clean, no recovery needed
> > DMA space used: 10428k, remaining available: 131072k
> > Mounting devfs
> > HAMMER(DATA) recovery check seqno=2fa25c1d
> > HAMMER(DATA) recovery range 3000000034605ad0-3000000034605ad0
> > HAMMER(DATA) recovery nexto 3000000034605ad0 endseqno=2fa25c1e
> > HAMMER(DATA) mounted clean, no recovery needed
> > HAMMER(BACKUP) recovery check seqno=040a1f5b
> > HAMMER(BACKUP) recovery range 300000003034ce98-300000003034ce98
> > HAMMER(BACKUP) recovery nexto 300000003034ce98 endseqno=040a1f5c
> > HAMMER(BACKUP) mounted clean, no recovery needed
> > swap low/high-water marks set to 67683/101525
> > pflog0: promiscuous mode enabled
> > boot() called on cpu#1
> > Switching to cpu #0 for shutdown
> > Waiting (max 60 seconds) for system thread swapcached to stop...stopped
> > Waiting (max 60 seconds) for system thread vnlru to stop...stopped
> > Waiting (max 60 seconds) for system thread consttyd to stop...stopped
> > Waiting (max 60 seconds) for system thread bufdaemon to stop...stopped
> > Waiting (max 60 seconds) for system thread bufdaemon_hw to stop...stopped
> >
> > syncing disks... 137 105 105
> > done
> > Copyright (c) 2003-2017 The DragonFly Project.
> > Copyright (c) 1992-2003 The FreeBSD Project.
> > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
> >         The Regents of the University of California. All rights reserved.
> > DragonFly v4.8.0.1.g86163-RELEASE #4: Tue Mar 28 07:56:27 EST 2017
> >     root at dfly.bagdala2.net:/usr/obj/usr/src/sys/X86_64_GENERIC
> > i8254 clock: 1193300 Hz
> > TSC invariant clock: 1795933432 Hz
> > CPU: Intel(R) Celeron(R) CPU 1037U @ 1.80GHz (1795.93-MHz K8-class CPU)
> >   Origin = "GenuineIntel"  Id = 0x306a9  Stepping = 9
> >   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=0x5bae3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,XSAVE>
> >   AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
> >   AMD Features2=0x1<LAHF>
> >   Structured Extended Features=0x281<GSFSBASE,SMEP,ENHMOVSB>
> >   Thermal and PM Features=0x75<SENSOR,ARAT,PLN,ECMD,PTM>
> >   MONITOR/MWAIT Features=0x3<CST,INTBRK>
> > real memory  = 8477464576 (8084 MB)
> > avail memory = 7884136448 (7518 MB)
> > lapic: divisor index 0, frequency 49886884 Hz
> > srat_probe: can't locate SRAT
> > Initialize MI interrupts
> > TSC testing MP synchronization ...
> > cpu1: TSC is not MP synchronized @0
> > TSC is not MP synchronized
> > VMM: available, disabled by default
> > wdog: In-kernel automatic watchdog reset enabled
> > kbd1 at kbdmux0
> > md0: Malloc disk
> > interrupt uses mplock: swi_taskq
> > ACPI: RSDP 0x00000000000F0490 000024 (v02 ALASKA)
> > ACPI: XSDT 0x00000000DA781070 000064 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FACP 0x00000000DA78C908 00010C (v05 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: DSDT 0x00000000DA781168 00B79B (v02 ALASKA A M I    00000028 INTL 20051117)
> > ACPI: FACS 0x00000000DABB7080 000040
> > ACPI: APIC 0x00000000DA78CA18 000062 (v03 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FPDT 0x00000000DA78CA80 000044 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: MCFG 0x00000000DA78CAC8 00003C (v01 ALASKA A M I    01072009 MSFT 00000097)
> > ACPI: HPET 0x00000000DA78CB08 000038 (v01 ALASKA A M I    01072009 AMI. 00000005)
> > ACPI: SSDT 0x00000000DA78CB40 000315 (v01 SataRe SataTabl 00001000 INTL 20091112)
> > ACPI: SSDT 0x00000000DA78CE58 000860 (v01 PmRef  Cpu0Ist  00003000 INTL 20051117)
> > ACPI: SSDT 0x00000000DA78D6B8 000B22 (v01 PmRef  CpuPm    00003000 INTL 20051117)
> > cryptosoft0: <software crypto> on motherboard
> > aesni0: No AESNI support.
> > padlock0: No ACE support.
> > rdrand0: No RdRand support.
> > acpi0: <ALASKA A M I> on motherboard
> > ACPI: Executed 1 blocks of module-level executable AML code
> > ACPI: 4 ACPI AML tables successfully acquired and loaded
> > ACPI FADT: SCI testing interrupt mode ...
> > ACPI FADT: SCI select level/high
> > acpi0: Power Button (fixed)
> > acpi_timer0 on acpi0
> > acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
> > acpi_hpet0: frequency 14318180
> > pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
> > pci0: <ACPI PCI bus> on pcib0
> > vgapci0: <VGA-compatible display> port 0xf000-0xf03f mem 0xe0000000-0xefffffff,0xf7800000-0xf7bfffff irq 16 at device 2.0 on pci0
> > vgapci0: Boot video device
> > pci0: <simple comms> (vendor 0x8086, dev 0x1e3a) at device 22.0 irq 16
> > ehci0: <Intel Panther Point USB 2.0 controller> mem 0xf7d08000-0xf7d083ff irq 16 at device 26.0 on pci0
> > usbus0: EHCI version 1.0
> > usbus0 on ehci0
> > pci0: <multimedia, HDA> (vendor 0x8086, dev 0x1e20) at device 27.0 irq 22
> > pcib1: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
> > pci1: <ACPI PCI bus> on pcib1
> > usbus0: 480Mbps High Speed USB v2.0
> > pcib2: <ACPI PCI-PCI bridge> irq 18 at device 28.2 on pci0
> > pci2: <ACPI PCI bus> on pcib2
> > re0: <RealTek 8111/8168 PCIe Gigabit Ethernet> port 0xe000-0xe0ff mem 0xf0000000-0xf0003fff,0xf7c00000-0xf7c00fff irq 18 at device 0.0 on pci2
> > re0: MAC version 0x2c900000, MACFG 39, support MSI
> > re0: bus speed 125MHz
> > ugen0.1: <Intel> at usbus0
> > uhub0: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus0
> > re0: MAC address: b8:ae:ed:3c:ce:35
> > ehci1: <Intel Panther Point USB 2.0 controller> mem 0xf7d07000-0xf7d073ff irq 23 at device 29.0 on pci0
> > usbus1: EHCI version 1.0
> > usbus1 on ehci1
> > isab0: <PCI-ISA bridge> at device 31.0 on pci0
> > isa0: <ISA bus> on isab0
> > ahci0: <AHCI-PCI-SATA> port 0xf060-0xf07f,0xf080-0xf083,0xf090-0xf097,0xf0a0-0xf0a3,0xf0b0-0xf0b7 mem 0xf7d06000-0xf7d067ff irq 16 at device 31.2 on pci0
> > usbus1: 480Mbps High Speed USB v2.0
> > ugen1.1: <Intel> at usbus1
> > uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
> > ahci0: Intel hocus pocus
> > ahci0: AHCI 1.3 cap 0xc730ff43<S64A,NCQ,SALP,SAL,SCLO,PMD,SSC,PSC,EMS> cap2 0x4<APST>, 4 ports, 32 tags/port, gen 3 (6Gbps)
> > uhub0: 2 ports with 2 removable, self powered
> > uhub1: 2 ports with 2 removable, self powered
> > ugen0.2: <vendor 0x8087> at usbus0
> > uhub2: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus0
> > ugen1.2: <vendor 0x8087> at usbus1
> > uhub3: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus1
> > uhub2: 4 ports with 4 removable, self powered
> > uhub3: 4 ports with 4 removable, self powered
> > ugen1.3: <DELL> at usbus1
> > ukbd0: <DELL Dell USB Entry Keyboard, class 0/0, rev 1.10/1.78, addr 3> on usbus1
> > kbd2 at ukbd0
> > ahci0.0: Found SSD "TS32GMTS400 20140516" serial="B620550018"
> > ahci0.0: tags=32/32 satacap=830e satacap2=0086 satafea=054c NCQ=YES capacity=30533.83MB
> > ahci0.0: f85=7469 f86=b401 f87=4063 WC=enabled RA=enabled SEC=frozen
> > ahci0.2: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2969584"
> > ahci0.2: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.2: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.4: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2111282"
> > ahci0.4: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.4: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.5: No device detected
> > pci0: <serial bus, SMBus> (vendor 0x8086, dev 0x1e22) at device 31.3 irq 18
> > acpi_button0: <Power Button> on acpi0
> > acpi_tz0: <Thermal Zone> on acpi0
> > acpi_tz1: <Thermal Zone> on acpi0
> > sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 on acpi0
> > sio0: type 16550A
> > sio1: <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 on acpi0
> > sio1: type 16550A
> > cpu0: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81D7025200 00083B (v01 PmRef  Cpu0Cst  00003001 INTL 20051117)
> > cpu_cst0: <ACPI CPU C-State> on cpu0
> > cpu_pst0: <ACPI CPU P-State> on cpu0
> > clockmod0: <CPU clock modulation> on cpu0
> > perfbias0: <CPU perf-energy bias> on cpu0
> > coretemp0: <CPU On-Die Thermal Sensors> on cpu0
> > cpu1: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81DBEEF140 000303 (v01 PmRef  ApIst    00003000 INTL 20051117)
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF805BBF7F40 000119 (v01 PmRef  ApCst    00003000 INTL 20051117)
> > cpu_cst1: <ACPI CPU C-State> on cpu1
> > cpu_pst1: <ACPI CPU P-State> on cpu1
> > clockmod1: <CPU clock modulation> on cpu1
> > perfbias1: <CPU perf-energy bias> on cpu1
> > coretemp1: <CPU On-Die Thermal Sensors> on cpu1
> > ACPI: Enabled 6 GPEs in block 00 to 3F
> > orm0: <ISA Option ROM> at iomem 0xc0000-0xcefff on isa0
> > pmtimer0 on isa0
> > atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
> > atkbd0: <AT Keyboard> irq 1 on atkbdc0
> > kbd0 at atkbd0
> > vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> > sc0: <System console> at flags 0x500 on isa0
> > sc0: VGA <16 virtual consoles, flags=0x300>
> > hpt27xx: no controller detected.
> > CAM: Configuring 4 busses
> > CAM: finished configuring all busses
> > da0 at ahci0 bus 0 target 0 lun 0
> > da0: <SATA TS32GMTS400 2014> Fixed Direct Access SCSI-4 device
> > da0: Serial Number B620550018
> > da0: 600.000MB/s transfers
> > da0: 30533MB (62533296 512 byte sectors: 255H 63S/T 3892C)
> > da0: supports TRIM
> > da1 at ahci0 bus 2 target 0 lun 0
> > da1: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da1: Serial Number WD-WCAWZ2969584
> > da1: 300.000MB/s transfers
> > da1: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da2 at ahci0 bus 4 target 0 lun 0
> > da2: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da2: Serial Number WD-WCAWZ2111282
> > da2: 300.000MB/s transfers
> > da2: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da1 part 0: unavailable, bad start or ending lba
> > da2 part 0: unavailable, bad start or ending lba
> > no B_DEVMAGIC (bootdev=0)
> > Mounting root from hammer:serno/B620550018.s1d
> > HAMMER(ROOT) recovery check seqno=0899cf95
> > HAMMER(ROOT) recovery range 3000000014612ea8-3000000014612ea8
> > HAMMER(ROOT) recovery nexto 3000000014612ea8 endseqno=0899cf96
> > HAMMER(ROOT) mounted clean, no recovery needed
> > DMA space used: 10428k, remaining available: 131072k
> > Mounting devfs
> > HAMMER(DATA) recovery check seqno=2fa3a14d
> > HAMMER(DATA) recovery range 3000000036618778-3000000036618778
> > HAMMER(DATA) recovery nexto 3000000036618778 endseqno=2fa3a14e
> > HAMMER(DATA) mounted clean, no recovery needed
> > HAMMER(BACKUP) recovery check seqno=040a2f3c
> > HAMMER(BACKUP) recovery range 300000003051ff80-300000003051ff80
> > HAMMER(BACKUP) recovery nexto 300000003051ff80 endseqno=040a2f3d
> > HAMMER(BACKUP) mounted clean, no recovery needed
> > swap low/high-water marks set to 67683/101525
> > pflog0: promiscuous mode enabled
> > boot() called on cpu#0
> > Waiting (max 60 seconds) for system thread swapcached to stop...stopped
> > Waiting (max 60 seconds) for system thread vnlru to stop...stopped
> > Waiting (max 60 seconds) for system thread consttyd to stop...stopped
> > Waiting (max 60 seconds) for system thread bufdaemon to stop...stopped
> > Waiting (max 60 seconds) for system thread bufdaemon_hw to stop...stopped
> >
> > syncing disks...
> > done
> > vflush: Warning, cannot destroy busy device vnode
> > unmount of filesystem mounted from devfs failed (BUSY)
> > unmount(0xffffff81d6e23cc0): Forced unmount: 0 namecache references still present
> > unmount(0xffffff81d6e23cc0): Forced unmount: 1 mount refs still present
> > Copyright (c) 2003-2017 The DragonFly Project.
> > Copyright (c) 1992-2003 The FreeBSD Project.
> > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
> >         The Regents of the University of California. All rights reserved.
> > DragonFly v4.8.0.1.g86163-RELEASE #4: Tue Mar 28 07:56:27 EST 2017
> >     root at dfly.bagdala2.net:/usr/obj/usr/src/sys/X86_64_GENERIC
> > i8254 clock: 1193291 Hz
> > TSC invariant clock: 1795935104 Hz
> > CPU: Intel(R) Celeron(R) CPU 1037U @ 1.80GHz (1795.94-MHz K8-class CPU)
> >   Origin = "GenuineIntel"  Id = 0x306a9  Stepping = 9
> >   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=0x5bae3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,XSAVE>
> >   AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
> >   AMD Features2=0x1<LAHF>
> >   Structured Extended Features=0x281<GSFSBASE,SMEP,ENHMOVSB>
> >   Thermal and PM Features=0x75<SENSOR,ARAT,PLN,ECMD,PTM>
> >   MONITOR/MWAIT Features=0x3<CST,INTBRK>
> > real memory  = 8477464576 (8084 MB)
> > avail memory = 7884136448 (7518 MB)
> > lapic: divisor index 0, frequency 49886870 Hz
> > srat_probe: can't locate SRAT
> > Initialize MI interrupts
> > TSC testing MP synchronization ...
> > cpu1: TSC is not MP synchronized @0
> > TSC is not MP synchronized
> > VMM: available, disabled by default
> > wdog: In-kernel automatic watchdog reset enabled
> > kbd1 at kbdmux0
> > md0: Malloc disk
> > interrupt uses mplock: swi_taskq
> > ACPI: RSDP 0x00000000000F0490 000024 (v02 ALASKA)
> > ACPI: XSDT 0x00000000DA781070 000064 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FACP 0x00000000DA78C908 00010C (v05 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: DSDT 0x00000000DA781168 00B79B (v02 ALASKA A M I    00000028 INTL 20051117)
> > ACPI: FACS 0x00000000DABB7080 000040
> > ACPI: APIC 0x00000000DA78CA18 000062 (v03 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FPDT 0x00000000DA78CA80 000044 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: MCFG 0x00000000DA78CAC8 00003C (v01 ALASKA A M I    01072009 MSFT 00000097)
> > ACPI: HPET 0x00000000DA78CB08 000038 (v01 ALASKA A M I    01072009 AMI. 00000005)
> > ACPI: SSDT 0x00000000DA78CB40 000315 (v01 SataRe SataTabl 00001000 INTL 20091112)
> > ACPI: SSDT 0x00000000DA78CE58 000860 (v01 PmRef  Cpu0Ist  00003000 INTL 20051117)
> > ACPI: SSDT 0x00000000DA78D6B8 000B22 (v01 PmRef  CpuPm    00003000 INTL 20051117)
> > cryptosoft0: <software crypto> on motherboard
> > aesni0: No AESNI support.
> > padlock0: No ACE support.
> > rdrand0: No RdRand support.
> > acpi0: <ALASKA A M I> on motherboard
> > ACPI: Executed 1 blocks of module-level executable AML code
> > ACPI: 4 ACPI AML tables successfully acquired and loaded
> > ACPI FADT: SCI testing interrupt mode ...
> > ACPI FADT: SCI select level/high
> > acpi0: Power Button (fixed)
> > acpi_timer0 on acpi0
> > acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
> > acpi_hpet0: frequency 14318180
> > pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
> > pci0: <ACPI PCI bus> on pcib0
> > vgapci0: <VGA-compatible display> port 0xf000-0xf03f mem 0xe0000000-0xefffffff,0xf7800000-0xf7bfffff irq 16 at device 2.0 on pci0
> > vgapci0: Boot video device
> > pci0: <simple comms> (vendor 0x8086, dev 0x1e3a) at device 22.0 irq 16
> > ehci0: <Intel Panther Point USB 2.0 controller> mem 0xf7d08000-0xf7d083ff irq 16 at device 26.0 on pci0
> > usbus0: EHCI version 1.0
> > usbus0 on ehci0
> > pci0: <multimedia, HDA> (vendor 0x8086, dev 0x1e20) at device 27.0 irq 22
> > pcib1: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
> > pci1: <ACPI PCI bus> on pcib1
> > usbus0: 480Mbps High Speed USB v2.0
> > pcib2: <ACPI PCI-PCI bridge> irq 18 at device 28.2 on pci0
> > pci2: <ACPI PCI bus> on pcib2
> > re0: <RealTek 8111/8168 PCIe Gigabit Ethernet> port 0xe000-0xe0ff mem 0xf0000000-0xf0003fff,0xf7c00000-0xf7c00fff irq 18 at device 0.0 on pci2
> > re0: MAC version 0x2c900000, MACFG 39, support MSI
> > re0: bus speed 125MHz
> > ugen0.1: <Intel> at usbus0
> > uhub0: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus0
> > re0: MAC address: b8:ae:ed:3c:ce:35
> > ehci1: <Intel Panther Point USB 2.0 controller> mem 0xf7d07000-0xf7d073ff irq 23 at device 29.0 on pci0
> > usbus1: EHCI version 1.0
> > usbus1 on ehci1
> > isab0: <PCI-ISA bridge> at device 31.0 on pci0
> > isa0: <ISA bus> on isab0
> > ahci0: <AHCI-PCI-SATA> port 0xf060-0xf07f,0xf080-0xf083,0xf090-0xf097,0xf0a0-0xf0a3,0xf0b0-0xf0b7 mem 0xf7d06000-0xf7d067ff irq 16 at device 31.2 on pci0
> > usbus1: 480Mbps High Speed USB v2.0
> > ugen1.1: <Intel> at usbus1
> > uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
> > ahci0: Intel hocus pocus
> > ahci0: AHCI 1.3 cap 0xc730ff43<S64A,NCQ,SALP,SAL,SCLO,PMD,SSC,PSC,EMS> cap2 0x4<APST>, 4 ports, 32 tags/port, gen 3 (6Gbps)
> > uhub0: 2 ports with 2 removable, self powered
> > uhub1: 2 ports with 2 removable, self powered
> > ugen0.2: <vendor 0x8087> at usbus0
> > uhub2: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus0
> > ugen1.2: <vendor 0x8087> at usbus1
> > uhub3: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus1
> > uhub2: 4 ports with 4 removable, self powered
> > uhub3: 4 ports with 4 removable, self powered
> > ugen1.3: <DELL> at usbus1
> > ukbd0: <DELL Dell USB Entry Keyboard, class 0/0, rev 1.10/1.78, addr 3> on usbus1
> > kbd2 at ukbd0
> > ahci0.0: Found SSD "TS32GMTS400 20140516" serial="B620550018"
> > ahci0.0: tags=32/32 satacap=830e satacap2=0086 satafea=054c NCQ=YES capacity=30533.83MB
> > ahci0.0: f85=7469 f86=b401 f87=4063 WC=enabled RA=enabled SEC=frozen
> > ahci0.2: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2969584"
> > ahci0.2: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.2: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.4: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2111282"
> > ahci0.4: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.4: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.5: No device detected
> > pci0: <serial bus, SMBus> (vendor 0x8086, dev 0x1e22) at device 31.3 irq 18
> > acpi_button0: <Power Button> on acpi0
> > acpi_tz0: <Thermal Zone> on acpi0
> > acpi_tz1: <Thermal Zone> on acpi0
> > sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 on acpi0
> > sio0: type 16550A
> > sio1: <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 on acpi0
> > sio1: type 16550A
> > cpu0: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81D7025200 00083B (v01 PmRef  Cpu0Cst  00003001 INTL 20051117)
> > cpu_cst0: <ACPI CPU C-State> on cpu0
> > cpu_pst0: <ACPI CPU P-State> on cpu0
> > clockmod0: <CPU clock modulation> on cpu0
> > perfbias0: <CPU perf-energy bias> on cpu0
> > coretemp0: <CPU On-Die Thermal Sensors> on cpu0
> > cpu1: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81DBEEF140 000303 (v01 PmRef  ApIst    00003000 INTL 20051117)
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF805BBF7F40 000119 (v01 PmRef  ApCst    00003000 INTL 20051117)
> > cpu_cst1: <ACPI CPU C-State> on cpu1
> > cpu_pst1: <ACPI CPU P-State> on cpu1
> > clockmod1: <CPU clock modulation> on cpu1
> > perfbias1: <CPU perf-energy bias> on cpu1
> > coretemp1: <CPU On-Die Thermal Sensors> on cpu1
> > ACPI: Enabled 6 GPEs in block 00 to 3F
> > orm0: <ISA Option ROM> at iomem 0xc0000-0xcefff on isa0
> > pmtimer0 on isa0
> > atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
> > atkbd0: <AT Keyboard> irq 1 on atkbdc0
> > kbd0 at atkbd0
> > vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> > sc0: <System console> at flags 0x500 on isa0
> > sc0: VGA <16 virtual consoles, flags=0x300>
> > hpt27xx: no controller detected.
> > CAM: Configuring 4 busses
> > CAM: finished configuring all busses
> > da0 at ahci0 bus 0 target 0 lun 0
> > da0: <SATA TS32GMTS400 2014> Fixed Direct Access SCSI-4 device
> > da0: Serial Number B620550018
> > da0: 600.000MB/s transfers
> > da0: 30533MB (62533296 512 byte sectors: 255H 63S/T 3892C)
> > da0: supports TRIM
> > da1 at ahci0 bus 2 target 0 lun 0
> > da1: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da1: Serial Number WD-WCAWZ2969584
> > da1: 300.000MB/s transfers
> > da1: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da2 at ahci0 bus 4 target 0 lun 0
> > da2: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da2: Serial Number WD-WCAWZ2111282
> > da2: 300.000MB/s transfers
> > da2: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da1 part 0: unavailable, bad start or ending lba
> > da2 part 0: unavailable, bad start or ending lba
> > no B_DEVMAGIC (bootdev=0)
> > Mounting root from hammer:serno/B620550018.s1d
> > HAMMER(ROOT) recovery check seqno=0899d83f
> > HAMMER(ROOT) recovery range 3000000014705cc0-3000000014705cc0
> > HAMMER(ROOT) recovery nexto 3000000014705cc0 endseqno=0899d840
> > HAMMER(ROOT) mounted clean, no recovery needed
> > DMA space used: 10428k, remaining available: 131072k
> > Mounting devfs
> > HAMMER(DATA) recovery check seqno=2fa3a14d
> > HAMMER(DATA) recovery range 3000000036618778-3000000036618778
> > HAMMER(DATA) recovery nexto 3000000036618778 endseqno=2fa3a14e
> > HAMMER(DATA) mounted clean, no recovery needed
> > HAMMER(BACKUP) recovery check seqno=040b37a1
> > HAMMER(BACKUP) recovery range 300000003238b358-300000003238b358
> > HAMMER(BACKUP) recovery nexto 300000003238b358 endseqno=040b37a2
> > HAMMER(BACKUP) mounted clean, no recovery needed
> > swap low/high-water marks set to 67683/101525
> > pflog0: promiscuous mode enabled
> > boot() called on cpu#1
> > Switching to cpu #0 for shutdown
> > Waiting (max 60 seconds) for system thread swapcached to stop...stopped
> > Waiting (max 60 seconds) for system thread vnlru to stop...stopped
> > Waiting (max 60 seconds) for system thread consttyd to stop...stopped
> > Waiting (max 60 seconds) for system thread bufdaemon to stop...stopped
> > Waiting (max 60 seconds) for system thread bufdaemon_hw to stop...stopped
> >
> > syncing disks...
> > done
> > vflush: Warning, cannot destroy busy device vnode
> > unmount of filesystem mounted from devfs failed (BUSY)
> > unmount(0xffffff81d6e23cc0): Forced unmount: 0 namecache references still present
> > unmount(0xffffff81d6e23cc0): Forced unmount: 1 mount refs still present
> > Copyright (c) 2003-2017 The DragonFly Project.
> > Copyright (c) 1992-2003 The FreeBSD Project.
> > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
> >         The Regents of the University of California. All rights reserved.
> > DragonFly v4.8.0.1.g86163-RELEASE #4: Tue Mar 28 07:56:27 EST 2017
> >     root at dfly.bagdala2.net:/usr/obj/usr/src/sys/X86_64_GENERIC
> > i8254 clock: 1193296 Hz
> > TSC invariant clock: 1795934260 Hz
> > CPU: Intel(R) Celeron(R) CPU 1037U @ 1.80GHz (1795.93-MHz K8-class CPU)
> >   Origin = "GenuineIntel"  Id = 0x306a9  Stepping = 9
> >   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=0x5bae3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,XSAVE>
> >   AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
> >   AMD Features2=0x1<LAHF>
> >   Structured Extended Features=0x281<GSFSBASE,SMEP,ENHMOVSB>
> >   Thermal and PM Features=0x75<SENSOR,ARAT,PLN,ECMD,PTM>
> >   MONITOR/MWAIT Features=0x3<CST,INTBRK>
> > real memory  = 8477464576 (8084 MB)
> > avail memory = 7884136448 (7518 MB)
> > lapic: divisor index 0, frequency 49886864 Hz
> > srat_probe: can't locate SRAT
> > Initialize MI interrupts
> > TSC testing MP synchronization ...
> > cpu1: TSC is not MP synchronized @0
> > TSC is not MP synchronized
> > VMM: available, disabled by default
> > wdog: In-kernel automatic watchdog reset enabled
> > kbd1 at kbdmux0
> > md0: Malloc disk
> > interrupt uses mplock: swi_taskq
> > ACPI: RSDP 0x00000000000F0490 000024 (v02 ALASKA)
> > ACPI: XSDT 0x00000000DA781070 000064 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FACP 0x00000000DA78C908 00010C (v05 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: DSDT 0x00000000DA781168 00B79B (v02 ALASKA A M I    00000028 INTL 20051117)
> > ACPI: FACS 0x00000000DABB7080 000040
> > ACPI: APIC 0x00000000DA78CA18 000062 (v03 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FPDT 0x00000000DA78CA80 000044 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: MCFG 0x00000000DA78CAC8 00003C (v01 ALASKA A M I    01072009 MSFT 00000097)
> > ACPI: HPET 0x00000000DA78CB08 000038 (v01 ALASKA A M I    01072009 AMI. 00000005)
> > ACPI: SSDT 0x00000000DA78CB40 000315 (v01 SataRe SataTabl 00001000 INTL 20091112)
> > ACPI: SSDT 0x00000000DA78CE58 000860 (v01 PmRef  Cpu0Ist  00003000 INTL 20051117)
> > ACPI: SSDT 0x00000000DA78D6B8 000B22 (v01 PmRef  CpuPm    00003000 INTL 20051117)
> > cryptosoft0: <software crypto> on motherboard
> > aesni0: No AESNI support.
> > padlock0: No ACE support.
> > rdrand0: No RdRand support.
> > acpi0: <ALASKA A M I> on motherboard
> > ACPI: Executed 1 blocks of module-level executable AML code
> > ACPI: 4 ACPI AML tables successfully acquired and loaded
> > ACPI FADT: SCI testing interrupt mode ...
> > ACPI FADT: SCI select level/high
> > acpi0: Power Button (fixed)
> > acpi_timer0 on acpi0
> > acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
> > acpi_hpet0: frequency 14318180
> > pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
> > pci0: <ACPI PCI bus> on pcib0
> > vgapci0: <VGA-compatible display> port 0xf000-0xf03f mem 0xe0000000-0xefffffff,0xf7800000-0xf7bfffff irq 16 at device 2.0 on pci0
> > vgapci0: Boot video device
> > pci0: <simple comms> (vendor 0x8086, dev 0x1e3a) at device 22.0 irq 16
> > ehci0: <Intel Panther Point USB 2.0 controller> mem 0xf7d08000-0xf7d083ff irq 16 at device 26.0 on pci0
> > usbus0: EHCI version 1.0
> > usbus0 on ehci0
> > pci0: <multimedia, HDA> (vendor 0x8086, dev 0x1e20) at device 27.0 irq 22
> > pcib1: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
> > pci1: <ACPI PCI bus> on pcib1
> > usbus0: 480Mbps High Speed USB v2.0
> > pcib2: <ACPI PCI-PCI bridge> irq 18 at device 28.2 on pci0
> > pci2: <ACPI PCI bus> on pcib2
> > re0: <RealTek 8111/8168 PCIe Gigabit Ethernet> port 0xe000-0xe0ff mem 0xf0000000-0xf0003fff,0xf7c00000-0xf7c00fff irq 18 at device 0.0 on pci2
> > re0: MAC version 0x2c900000, MACFG 39, support MSI
> > re0: bus speed 125MHz
> > ugen0.1: <Intel> at usbus0
> > uhub0: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus0
> > re0: MAC address: b8:ae:ed:3c:ce:35
> > ehci1: <Intel Panther Point USB 2.0 controller> mem 0xf7d07000-0xf7d073ff irq 23 at device 29.0 on pci0
> > usbus1: EHCI version 1.0
> > usbus1 on ehci1
> > isab0: <PCI-ISA bridge> at device 31.0 on pci0
> > isa0: <ISA bus> on isab0
> > ahci0: <AHCI-PCI-SATA> port 0xf060-0xf07f,0xf080-0xf083,0xf090-0xf097,0xf0a0-0xf0a3,0xf0b0-0xf0b7 mem 0xf7d06000-0xf7d067ff irq 16 at device 31.2 on pci0
> > usbus1: 480Mbps High Speed USB v2.0
> > ugen1.1: <Intel> at usbus1
> > uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
> > ahci0: Intel hocus pocus
> > ahci0: AHCI 1.3 cap 0xc730ff43<S64A,NCQ,SALP,SAL,SCLO,PMD,SSC,PSC,EMS> cap2 0x4<APST>, 4 ports, 32 tags/port, gen 3 (6Gbps)
> > uhub0: 2 ports with 2 removable, self powered
> > uhub1: 2 ports with 2 removable, self powered
> > ugen0.2: <vendor 0x8087> at usbus0
> > uhub2: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus0
> > ugen1.2: <vendor 0x8087> at usbus1
> > uhub3: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus1
> > uhub2: 4 ports with 4 removable, self powered
> > uhub3: 4 ports with 4 removable, self powered
> > ugen1.3: <DELL> at usbus1
> > ukbd0: <DELL Dell USB Entry Keyboard, class 0/0, rev 1.10/1.78, addr 3> on usbus1
> > kbd2 at ukbd0
> > ahci0.0: Found SSD "TS32GMTS400 20140516" serial="B620550018"
> > ahci0.0: tags=32/32 satacap=830e satacap2=0086 satafea=054c NCQ=YES capacity=30533.83MB
> > ahci0.0: f85=7469 f86=b401 f87=4063 WC=enabled RA=enabled SEC=frozen
> > ahci0.2: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2969584"
> > ahci0.2: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.2: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.4: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2111282"
> > ahci0.4: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.4: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.5: No device detected
> > pci0: <serial bus, SMBus> (vendor 0x8086, dev 0x1e22) at device 31.3 irq 18
> > acpi_button0: <Power Button> on acpi0
> > acpi_tz0: <Thermal Zone> on acpi0
> > acpi_tz1: <Thermal Zone> on acpi0
> > sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 on acpi0
> > sio0: type 16550A
> > sio1: <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 on acpi0
> > sio1: type 16550A
> > cpu0: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81D7025200 00083B (v01 PmRef  Cpu0Cst  00003001 INTL 20051117)
> > cpu_cst0: <ACPI CPU C-State> on cpu0
> > cpu_pst0: <ACPI CPU P-State> on cpu0
> > clockmod0: <CPU clock modulation> on cpu0
> > perfbias0: <CPU perf-energy bias> on cpu0
> > coretemp0: <CPU On-Die Thermal Sensors> on cpu0
> > cpu1: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81DBEEF140 000303 (v01 PmRef  ApIst    00003000 INTL 20051117)
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF805BBF7F40 000119 (v01 PmRef  ApCst    00003000 INTL 20051117)
> > cpu_cst1: <ACPI CPU C-State> on cpu1
> > cpu_pst1: <ACPI CPU P-State> on cpu1
> > clockmod1: <CPU clock modulation> on cpu1
> > perfbias1: <CPU perf-energy bias> on cpu1
> > coretemp1: <CPU On-Die Thermal Sensors> on cpu1
> > ACPI: Enabled 6 GPEs in block 00 to 3F
> > orm0: <ISA Option ROM> at iomem 0xc0000-0xcefff on isa0
> > pmtimer0 on isa0
> > atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
> > atkbd0: <AT Keyboard> irq 1 on atkbdc0
> > kbd0 at atkbd0
> > vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> > sc0: <System console> at flags 0x500 on isa0
> > sc0: VGA <16 virtual consoles, flags=0x300>
> > hpt27xx: no controller detected.
> > CAM: Configuring 4 busses
> > CAM: finished configuring all busses
> > da0 at ahci0 bus 0 target 0 lun 0
> > da0: <SATA TS32GMTS400 2014> Fixed Direct Access SCSI-4 device
> > da0: Serial Number B620550018
> > da0: 600.000MB/s transfers
> > da0: 30533MB (62533296 512 byte sectors: 255H 63S/T 3892C)
> > da0: supports TRIM
> > da1 at ahci0 bus 2 target 0 lun 0
> > da1: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da1: Serial Number WD-WCAWZ2969584
> > da1: 300.000MB/s transfers
> > da1: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da2 at ahci0 bus 4 target 0 lun 0
> > da2: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da2: Serial Number WD-WCAWZ2111282
> > da2: 300.000MB/s transfers
> > da2: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da1 part 0: unavailable, bad start or ending lba
> > da2 part 0: unavailable, bad start or ending lba
> > no B_DEVMAGIC (bootdev=0)
> > Mounting root from hammer:serno/B620550018.s1d
> > HAMMER(ROOT) recovery check seqno=08a3bb68
> > HAMMER(ROOT) recovery range 3000000006f2d038-3000000006f2d038
> > HAMMER(ROOT) recovery nexto 3000000006f2d038 endseqno=08a3bb69
> > HAMMER(ROOT) mounted clean, no recovery needed
> > DMA space used: 10428k, remaining available: 131072k
> > Mounting devfs
> > HAMMER(DATA) recovery check seqno=2fc8308a
> > HAMMER(DATA) recovery range 300000002c2f7648-300000002c2f7648
> > HAMMER(DATA) recovery nexto 300000002c2f7648 endseqno=2fc8308b
> > HAMMER(DATA) mounted clean, no recovery needed
> > HAMMER(BACKUP) recovery check seqno=040ce7dc
> > HAMMER(BACKUP) recovery range 300000003552fb48-300000003552fb48
> > HAMMER(BACKUP) recovery nexto 300000003552fb48 endseqno=040ce7dd
> > HAMMER(BACKUP) mounted clean, no recovery needed
> > swap low/high-water marks set to 67683/101525
> > pflog0: promiscuous mode enabled
> > ugen1.3: <DELL> at usbus1 (disconnected)
> > ukbd0: at uhub3, port 2, addr 3 (disconnected)
> > ukbd0: detached
> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> > intr 16 on cpu0 at 11963/20000 hz, livelock removed
> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> > intr 16 on cpu0 at 10924/20000 hz, livelock removed
> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> > intr 16 on cpu0 at 19755/20000 hz, livelock removed
> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> > intr 16 on cpu0 at 14432/20000 hz, livelock removed
> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> > intr 16 on cpu0 at 15229/20000 hz, livelock removed
> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> > intr 16 on cpu0 at 5868/20000 hz, livelock removed
> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> > intr 16 on cpu0 at 15568/20000 hz, livelock removed
> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> > intr 16 on cpu0 at 1966/20000 hz, livelock removed
> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> > boot() called on cpu#1
> > Switching to cpu #0 for shutdown
> > Waiting (max 60 seconds) for system thread swapcached to stop...stopped
> > Waiting (max 60 seconds) for system thread vnlru to stop...stopped
> > Waiting (max 60 seconds) for system thread consttyd to stop...stopped
> > Waiting (max 60 seconds) for system thread bufdaemon to stop...stopped
> > Waiting (max 60 seconds) for system thread bufdaemon_hw to stop...stopped
> >
> > syncing disks...
> > done
> > vflush: Warning, cannot destroy busy device vnode
> > unmount of filesystem mounted from devfs failed (BUSY)
> > unmount(0xffffff81d6e23cc0): Forced unmount: 0 namecache references still present
> > unmount(0xffffff81d6e23cc0): Forced unmount: 1 mount refs still present
> > vflush: Warning, cannot destroy busy device vnode
> > unmount of filesystem mounted from devfs failed (BUSY)
> > Uptime: 1d20h17m17s
> > intr 16 on cpu0 at 15420/20000 hz, livelock removed
> > Copyright (c) 2003-2017 The DragonFly Project.
> > Copyright (c) 1992-2003 The FreeBSD Project.
> > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
> >         The Regents of the University of California. All rights reserved.
> > DragonFly v4.8.0.1.g86163-RELEASE #4: Tue Mar 28 07:56:27 EST 2017
> >     root at dfly.bagdala2.net:/usr/obj/usr/src/sys/X86_64_GENERIC
> > i8254 clock: 1193297 Hz
> > TSC invariant clock: 1795934560 Hz
> > CPU: Intel(R) Celeron(R) CPU 1037U @ 1.80GHz (1795.93-MHz K8-class CPU)
> >   Origin = "GenuineIntel"  Id = 0x306a9  Stepping = 9
> >   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=0x5bae3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,XSAVE>
> >   AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
> >   AMD Features2=0x1<LAHF>
> >   Structured Extended Features=0x281<GSFSBASE,SMEP,ENHMOVSB>
> >   Thermal and PM Features=0x75<SENSOR,ARAT,PLN,ECMD,PTM>
> >   MONITOR/MWAIT Features=0x3<CST,INTBRK>
> > real memory  = 8477464576 (8084 MB)
> > avail memory = 7884136448 (7518 MB)
> > lapic: divisor index 0, frequency 49886789 Hz
> > srat_probe: can't locate SRAT
> > Initialize MI interrupts
> > TSC testing MP synchronization ...
> > cpu1: TSC is not MP synchronized @0
> > TSC is not MP synchronized
> > VMM: available, disabled by default
> > wdog: In-kernel automatic watchdog reset enabled
> > kbd1 at kbdmux0
> > md0: Malloc disk
> > interrupt uses mplock: swi_taskq
> > ACPI: RSDP 0x00000000000F0490 000024 (v02 ALASKA)
> > ACPI: XSDT 0x00000000DA781070 000064 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FACP 0x00000000DA78C908 00010C (v05 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: DSDT 0x00000000DA781168 00B79B (v02 ALASKA A M I    00000028 INTL 20051117)
> > ACPI: FACS 0x00000000DABB7080 000040
> > ACPI: APIC 0x00000000DA78CA18 000062 (v03 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: FPDT 0x00000000DA78CA80 000044 (v01 ALASKA A M I    01072009 AMI  00010013)
> > ACPI: MCFG 0x00000000DA78CAC8 00003C (v01 ALASKA A M I    01072009 MSFT 00000097)
> > ACPI: HPET 0x00000000DA78CB08 000038 (v01 ALASKA A M I    01072009 AMI. 00000005)
> > ACPI: SSDT 0x00000000DA78CB40 000315 (v01 SataRe SataTabl 00001000 INTL 20091112)
> > ACPI: SSDT 0x00000000DA78CE58 000860 (v01 PmRef  Cpu0Ist  00003000 INTL 20051117)
> > ACPI: SSDT 0x00000000DA78D6B8 000B22 (v01 PmRef  CpuPm    00003000 INTL 20051117)
> > cryptosoft0: <software crypto> on motherboard
> > aesni0: No AESNI support.
> > padlock0: No ACE support.
> > rdrand0: No RdRand support.
> > acpi0: <ALASKA A M I> on motherboard
> > ACPI: Executed 1 blocks of module-level executable AML code
> > ACPI: 4 ACPI AML tables successfully acquired and loaded
> > ACPI FADT: SCI testing interrupt mode ...
> > ACPI FADT: SCI select level/low
> > acpi0: Power Button (fixed)
> > acpi_timer0 on acpi0
> > acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
> > acpi_hpet0: frequency 14318180
> > pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
> > pci0: <ACPI PCI bus> on pcib0
> > vgapci0: <VGA-compatible display> port 0xf000-0xf03f mem 0xe0000000-0xefffffff,0xf7800000-0xf7bfffff irq 11 at device 2.0 on pci0
> > vgapci0: Boot video device
> > pci0: <simple comms> (vendor 0x8086, dev 0x1e3a) at device 22.0 irq 11
> > ehci0: <Intel Panther Point USB 2.0 controller> mem 0xf7d08000-0xf7d083ff irq 11 at device 26.0 on pci0
> > usbus0: EHCI version 1.0
> > usbus0 on ehci0
> > pci0: <multimedia, HDA> (vendor 0x8086, dev 0x1e20) at device 27.0 irq 11
> > pcib1: <ACPI PCI-PCI bridge> irq 11 at device 28.0 on pci0
> > pci1: <ACPI PCI bus> on pcib1
> > usbus0: 480Mbps High Speed USB v2.0
> > pcib2: <ACPI PCI-PCI bridge> irq 10 at device 28.2 on pci0
> > pci2: <ACPI PCI bus> on pcib2
> > re0: <RealTek 8111/8168 PCIe Gigabit Ethernet> port 0xe000-0xe0ff mem 0xf0000000-0xf0003fff,0xf7c00000-0xf7c00fff irq 10 at device 0.0 on pci2
> > re0: MAC version 0x2c900000, MACFG 39, support MSI
> > re0: bus speed 125MHz
> > ugen0.1: <Intel> at usbus0
> > uhub0: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus0
> > re0: MAC address: b8:ae:ed:3c:ce:35
> > ehci1: <Intel Panther Point USB 2.0 controller> mem 0xf7d07000-0xf7d073ff irq 11 at device 29.0 on pci0
> > usbus1: EHCI version 1.0
> > usbus1 on ehci1
> > isab0: <PCI-ISA bridge> at device 31.0 on pci0
> > isa0: <ISA bus> on isab0
> > ahci0: <AHCI-PCI-SATA> port 0xf060-0xf07f,0xf080-0xf083,0xf090-0xf097,0xf0a0-0xf0a3,0xf0b0-0xf0b7 mem 0xf7d06000-0xf7d067ff irq 11 at device 31.2 on pci0
> > usbus1: 480Mbps High Speed USB v2.0
> > ugen1.1: <Intel> at usbus1
> > uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
> > ahci0: Intel hocus pocus
> > ahci0: AHCI 1.3 cap 0xc730ff43<S64A,NCQ,SALP,SAL,SCLO,PMD,SSC,PSC,EMS> cap2 0x4<APST>, 4 ports, 32 tags/port, gen 3 (6Gbps)
> > uhub0: 2 ports with 2 removable, self powered
> > uhub1: 2 ports with 2 removable, self powered
> > ugen0.2: <vendor 0x8087> at usbus0
> > uhub2: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus0
> > ugen1.2: <vendor 0x8087> at usbus1
> > uhub3: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus1
> > uhub2: 4 ports with 4 removable, self powered
> > uhub3: 4 ports with 4 removable, self powered
> > ahci0.0: Found SSD "TS32GMTS400 20140516" serial="B620550018"
> > ahci0.0: tags=32/32 satacap=830e satacap2=0086 satafea=054c NCQ=YES capacity=30533.83MB
> > ahci0.0: f85=7469 f86=b401 f87=4063 WC=enabled RA=enabled SEC=frozen
> > ahci0.2: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2969584"
> > ahci0.2: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.2: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.4: Found DISK "WDC WD30EZRX-00MMMB0 80.00A80" serial="WD-WCAWZ2111282"
> > ahci0.4: tags=32/32 satacap=170e satacap2=0004 satafea=0044 NCQ=YES capacity=2861588.46MB
> > ahci0.4: f85=7469 f86=bc41 f87=4123 WC=enabled RA=enabled SEC=frozen
> > ahci0.5: No device detected
> > pci0: <serial bus, SMBus> (vendor 0x8086, dev 0x1e22) at device 31.3 irq 10
> > acpi_button0: <Power Button> on acpi0
> > acpi_tz0: <Thermal Zone> on acpi0
> > acpi_tz1: <Thermal Zone> on acpi0
> > sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 on acpi0
> > sio0: type 16550A
> > sio1: <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 on acpi0
> > sio1: type 16550A
> > cpu0: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81D7025200 00083B (v01 PmRef  Cpu0Cst  00003001 INTL 20051117)
> > cpu_cst0: <ACPI CPU C-State> on cpu0
> > cpu_pst0: <ACPI CPU P-State> on cpu0
> > clockmod0: <CPU clock modulation> on cpu0
> > perfbias0: <CPU perf-energy bias> on cpu0
> > coretemp0: <CPU On-Die Thermal Sensors> on cpu0
> > cpu1: <ACPI CPU> on acpi0
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF81DBE46F40 000303 (v01 PmRef  ApIst    00003000 INTL 20051117)
> > ACPI: Dynamic OEM Table Load:
> > ACPI: SSDT 0xFFFFFF805BBF7F40 000119 (v01 PmRef  ApCst    00003000 INTL 20051117)
> > cpu_cst1: <ACPI CPU C-State> on cpu1
> > cpu_pst1: <ACPI CPU P-State> on cpu1
> > clockmod1: <CPU clock modulation> on cpu1
> > perfbias1: <CPU perf-energy bias> on cpu1
> > coretemp1: <CPU On-Die Thermal Sensors> on cpu1
> > ACPI: Enabled 6 GPEs in block 00 to 3F
> > orm0: <ISA Option ROM> at iomem 0xc0000-0xcefff on isa0
> > pmtimer0 on isa0
> > atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
> > atkbd0: <AT Keyboard> irq 1 on atkbdc0
> > kbd0 at atkbd0
> > vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> > sc0: <System console> at flags 0x500 on isa0
> > sc0: VGA <16 virtual consoles, flags=0x300>
> > hpt27xx: no controller detected.
> > CAM: Configuring 4 busses
> > CAM: finished configuring all busses
> > da0 at ahci0 bus 0 target 0 lun 0
> > da0: <SATA TS32GMTS400 2014> Fixed Direct Access SCSI-4 device
> > da0: Serial Number B620550018
> > da0: 600.000MB/s transfers
> > da0: 30533MB (62533296 512 byte sectors: 255H 63S/T 3892C)
> > da0: supports TRIM
> > da1 at ahci0 bus 2 target 0 lun 0
> > da1: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da1: Serial Number WD-WCAWZ2969584
> > da1: 300.000MB/s transfers
> > da1: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da2 at ahci0 bus 4 target 0 lun 0
> > da2: <SATA WDC WD30EZRX-00M 80.0> Fixed Direct Access SCSI-4 device
> > da2: Serial Number WD-WCAWZ2111282
> > da2: 300.000MB/s transfers
> > da2: 2861588MB (5860533168 512 byte sectors: 255H 63S/T 364801C)
> > da1 part 0: unavailable, bad start or ending lba
> > da2 part 0: unavailable, bad start or ending lba
> > no B_DEVMAGIC (bootdev=0)
> > Mounting root from hammer:serno/B620550018.s1d
> > HAMMER(ROOT) recovery check seqno=08b640b2
> > HAMMER(ROOT) recovery range 3000000009728c38-3000000009728c38
> > HAMMER(ROOT) recovery nexto 3000000009728c38 endseqno=08b640b3
> > HAMMER(ROOT) mounted clean, no recovery needed
> > DMA space used: 10080k, remaining available: 131072k
> > Mounting devfs
> > HAMMER(DATA) recovery check seqno=30140895
> > HAMMER(DATA) recovery range 3000000025aa8ab8-3000000025aa8ab8
> > HAMMER(DATA) recovery nexto 3000000025aa8ab8 endseqno=30140896
> > HAMMER(DATA) mounted clean, no recovery needed
> > HAMMER(BACKUP) recovery check seqno=0415fb69
> > HAMMER(BACKUP) recovery range 3000000006059498-3000000006059498
> > HAMMER(BACKUP) recovery nexto 3000000006059498 endseqno=0415fb6a
> > HAMMER(BACKUP) mounted clean, no recovery needed
> > swap low/high-water marks set to 67683/101525
> > pflog0: promiscuous mode enabled
> >
> >
> >
> >>
> >> On Thu, Apr 20, 2017 at 11:10 AM, Predrag Punosevac
> >> <punosevac72 at gmail.com> wrote:
> >> > Matthew Dillon wrote:
> >> >
> >> >> Your BIOS appears to be trying to emulate an ATA controller.  There is
> >> >> no AHCI attachment.  Go into setup and see if you can tell your BIOS to
> >> >> enable AHCI instead of ATA.
> >> >>
> >> >> -Matt
> >> >
> >> > Almost a year later even after adjusting BIOS settings (SATA controller
> >> > was trying to emulate ATA controller so I switched to AHCI) I kept
> >> > seeing
> >> >
> >> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> >> > intr 16 on cpu0 at 11963/20000 hz, livelock removed
> >> >
> >> > even on the
> >> >
> >> > dfly# uname -a DragonFly dfly.bagdala2.net 4.8-RELEASE DragonFly
> >> > v4.8.0.1.g86163-RELEASE #4: Tue Mar 28 07:56:27 EST 2017
> >> > root at dfly.bagdala2.net:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64
> >> >
> >> > Then I stumbled recently on this post
> >> >
> >> > http://yrabbit.freeshell.org/en/2012/03/04/dragonfly-bsd-under-qemu.html
> >> >
> >> > and sure enough
> >> >
> >> > echo 'hw.ioapic_enable=0' >> /boot/loader.conf.local reboot
> >> >
> >> > made
> >> >
> >> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> >> > intr 16 on cpu0 at 11963/20000 hz, livelock removed
> >> >
> >> > disapear from dmesg. Unfortunatelly I don't know enough about Advanced
> >> > Programmable Interrupt Controller
> >> >
> >> > https://en.wikipedia.org/wiki/Advanced_Programmable_Interrupt_Controller
> >> >
> >> > so I am not sure if the above is just bandage for an actual bug which
> >> > looks like it should have being fixed
> >> >
> >> > http://lists.dragonflybsd.org/pipermail/bugs/2012-March/244444.html
> >> >
> >> >
> >> > Thanks,
> >> > Predrag
> >> >
> >> >
> >> >
> >> >
> >> >
> >> >>
> >> >> On Sat, Apr 16, 2016 at 4:10 PM, Predrag Punosevac
> >> >> <punosevac72 at gmail.com>
> >> >> wrote:
> >> >>
> >> >> > Sepherosa Ziehau wrote:
> >> >> >
> >> >> > > On Tue, Apr 5, 2016 at 11:09 AM, Predrag Punosevac
> >> >> > > <punosevac72 at gmail.com> wrote:
> >> >> > > > Sepherosa Ziehau <sepherosa at gmail.com> wrote:
> >> >> > > >
> >> >> > > >> Please post the output of 'vmstat -iv'
> >> >> > > >
> >> >> > > > dfly# vmstat -iv
> >> >> > > > interrupt                                total       rate
> >> >> > > > irq4     0: sio0                             0          0
> >> >> > > > irq9     0: acpi0                            0          0
> >> >> > > > irq16    0: ehci0/atapci0/atapci1  61925216594      35565
> >> >> > >
> >> >> > >
> >> >> > > I'd suspect its EHCI, do you have anything uses USB?  If not,
> >> >> disable
> >> >> > > the EHCI from BIOS and see whether it works for you or not.
> >> >> >
> >> >> > I disabled completely USB from BIOS. The error is still there here is
> >> >> the
> >> >> > new output from vmstat
> >> >> >
> >> >> > intr 16 on cpu0 at 40001/40000 hz, livelocked limit engaged!
> >> >> > dfly# vmstat -iv
> >> >> > interrupt                                total       rate
> >> >> > irq4     0: sio0                             0          0
> >> >> > irq9     0: acpi0                            0          0
> >> >> > irq16    0: atapci0/atapci1            7508403      35085
> >> >> > irq18    0: re0                            265          1
> >> >> > irq192   0: swi_siopoll                      0          0
> >> >> > irq196   0: swi_vm                           0          0
> >> >> > irq1     1: atkbd0                           7          0
> >> >> > irq3     1: sio1                             0          0
> >> >> > irq195   1: swi_cambio                      38          0
> >> >> > irq197   1: swi_mp_taskq/swi_taskq        1738          8
> >> >> > Total                                  7510451      35095
> >> >> >
> >> >> >
> >> >> > Any idea? Looks like DF has a problem with HDD SATA controller.
> >> >> >
> >> >> > Predrag
> >> >> >
> >> >> >
> >> >> >
> >>
> >>
> >>
> >> --
> >> Tomorrow Will Never Die
> 
> 
> 
> -- 
> Tomorrow Will Never Die
~v



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