No -- just running virtual box w/ gnome loaded.  Within virtualbox, I
was merely installing some software in an win7 vm.

On Thu, Sep 17, 2009 at 11:45 AM, Kerry Shu <[email protected]> wrote:
>
>
> Jason King wrote:
>>
>> On Thu, Sep 17, 2009 at 10:16 AM, Garrett D'Amore <[email protected]> wrote:
>>>
>>> Look closely at the stack.  You'll notice that a PIL9 interrupt
>>> *interrupted* e1000g while it was servicing an interrupt.  I don't think
>>> e1000g is at fault here.  Something else is doing it.
>>
>> This is probably my lack of knowledge about how solaris handles
>> interrupts, but with doing a little digging:
>>
>>>  0xffffff0007c49c60::findstack -v
>>
>> stack pointer for thread ffffff0007c49c60: ffffff0007c49b30
>>  ffffff0007c49bb0 rm_isr+0xaa()
>>  ffffff0007c49c00 av_dispatch_autovect+0x7c(10)
>>  ffffff0007c49c40 dispatch_hardint+0x33(10, 6)
>>  ffffff0007c4f450 switch_sp_and_call+0x13()
>>  ffffff0007c4f4a0 do_interrupt+0x9e(ffffff0007c4f4b0, b)
>>  ffffff0007c4f4b0 _interrupt+0xba()
>>
>> I'm assuming this portion of the stack dump is what you're talking
>> about... looking at the function signature for dispatch_hardint -- the
>> new vector is 10, and the old ipl is 6.
>>
>>> ::interrupts -d
>>
>> IRQ  Vect IPL Bus    Trg Type   CPU Share APIC/INT# Driver Name(s)
>> 3    0xb1 12  ISA    Edg Fixed  0   1     0x0/0x3   asy#1
>> 4    0xb0 12  ISA    Edg Fixed  0   1     0x0/0x4   asy#0
>> 6    0x41 5   ISA    Edg Fixed  0   1     0x0/0x6   fdc#0
>> 7    0x42 5   ISA    Edg Fixed  1   1     0x0/0x7   ecpp#0
>> 9    0x81 9   PCI    Lvl Fixed  1   1     0x0/0x9   acpi_wrapper_isr
>> 15   0x43 5   ISA    Edg Fixed  0   1     0x0/0xf   ata#1
>> 16   0x83 9   PCI    Lvl Fixed  1   4     0x0/0x10  hci1394#0, uhci#3,
>> uhci#0,
>> nvidia#0
>> 17   0x87 8   PCI    Lvl Fixed  0   1     0x0/0x11  audio810#0
>> 18   0x86 9   PCI    Lvl Fixed  1   1     0x0/0x12  pci-ide#1
>> 19   0x85 9   PCI    Lvl Fixed  0   1     0x0/0x13  uhci#1
>> 23   0x84 9   PCI    Lvl Fixed  1   1     0x0/0x17  ehci#0
>> 26   0x40 5   PCI    Lvl Fixed  1   1     0x1/0x2   aac#0
>> 48   0x60 6   PCI    Lvl Fixed  1   1     0x2/0x0   e1000g#0
>> 72   0x82 7   PCI    Edg MSI    0   1     -         pcie_pci#0
>> 73   0x30 4   PCI    Edg MSI    0   1     -         pcie_pci#2
>> 74   0x44 5   PCI    Edg MSI    0   1     -         adpu320#0
>> 160  0xa0 0          Edg IPI    all 0     -         poke_cpu
>> 192  0xc0 13         Edg IPI    all 1     -         xc_serv
>> 208  0xd0 14         Edg IPI    all 1     -         kcpc_hw_overflow_intr
>> 209  0xd1 14         Edg IPI    all 1     -         cbe_fire
>> 210  0xd3 14         Edg IPI    all 1     -         cbe_fire
>> 240  0xe0 15         Edg IPI    all 1     -         xc_serv
>> 241  0xe1 15         Edg IPI    all 1     -         apic_error_intr
>>
>> That makes sense -- e1000g#0 is IPL 6, however shouldn't there then be
>> an entry somewhere in there with a VECT value of 0x0a and an IPL of 9?
>>  Or do i still have more learning to do?
>>
>
> What you are looking for is 0x10, not 0x0a. Looks to me, here you have
> IRQ# 16 interrupt (might be either hci1394#0, uhci#3, uhci#0, or
> nvidia#0) preempting e1000g#0 interrupt. I guess such situation happened
> frequently since you felt system freeze. So are you running something
> that let both e1000g0 and other 4 driver instances at IRQ# 16 busy? For
> example, are you putting heavy load on both network and graphics?
>
> Regards,
> Kerry
>
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