This should be an issue of credit scheduler.
It should be ok if use sedf.
Thanks
Yunfeng
>-----Original Message-----
>From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
>[mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Stefan
>Kaltenbrunner
>Sent: 2006年7月15日 0:02
>To: Zheng, Jeff
>Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
>Subject: Re: [Xen-devel] VMX status report 10680:f692a0a476c5
>
>Zheng, Jeff wrote:
>>
>> We have tested the latest xen on VT platform with Intel 915/E8500
>> chipset.
>>
>>
>> Here is the test summary:
>>
>>
>> Issues:
>>
>> - Cannot boot Four VMX at same time on IA32 host
>> - Cannot boot Windows XP SP1/SP2 on IA32e host
>> - Create IA32-PAE VMX on IA32e host will make VMX kernel panic
>> - Create IA32 VMX on IA32e host will make VMX hang
>> - Destroying VMX with 4G memory may make xend hang on IA-32e
>
>FYI: on my Pentium D920 box with a 64bit hypervisor WinXP SP2 is broken
>on -unstable for a while now:
>
>(XEN) ff, This opcode isn't handled yet!
>(XEN) handle_mmio: failed to decode instruction
>(XEN) mmio opcode: va 0xb8216, gpa 0xb8216, len 3: ff 77 16
>(XEN) domain_crash_sync called from platform.c:857
>(XEN) Domain 6 (vcpu#0) crashed on cpu#0:
>(XEN) ----[ Xen-3.0-unstable Not tainted ]----
>(XEN) CPU: 0
>(XEN) RIP: c000:[<0000000000003c09>]
>(XEN) RFLAGS: 0000000000033006 CONTEXT: hvm
>(XEN) rax: 00000000000f0060 rbx: 0000000000000200 rcx: 00000000000f0005
>(XEN) rdx: 0000000000000000 rsi: 0000000000000000 rdi: 00000000000d0500
>(XEN) rbp: 00000000000dffcc rsp: 000000000000ffb8 r8: 0000000000000000
>(XEN) r9: 0000000000000000 r10: 0000000000000000 r11: 0000000000000000
>(XEN) r12: 0000000000000000 r13: 0000000000000000 r14: 0000000000000000
>(XEN) r15: 0000000000000000 cr0: 0000000000050032 cr3: 00000000183b8000
>(XEN) ds: b800 es: 0000 fs: 0010 gs: 0010 ss: 0000 cs: c000
>
>the very same issue affects my Fedora Core 5 VMX domain.
>
>
>Stefan
>
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