Can you post the dmesg and vmstat -iv? I think for ahci controller, MSI will be used by default.
On Thu, Apr 20, 2017 at 11:10 AM, Predrag Punosevac <[email protected]> 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 > [email protected]:/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 >> <[email protected]> >> wrote: >> >> > Sepherosa Ziehau wrote: >> > >> > > On Tue, Apr 5, 2016 at 11:09 AM, Predrag Punosevac >> > > <[email protected]> wrote: >> > > > Sepherosa Ziehau <[email protected]> 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
