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xen-devel
AW: Re: [Xen-devel] No C-States any longer...
Sorry, wanted to emphasize on the following anomalies:
xm dmesg:
(XEN) traps.c:2375:d0 Domain attempted WRMSR 00000000c0010004 from
0x00007676727ffab2 to 0x0000000000000000.
(XEN) traps.c:2375:d0 Domain attempted WRMSR 00000000c0010000 from
0x00000301181cccaf to 0x0000000000430076.
(XEN) traps.c:2375:d0 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d0 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d0 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d1 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d2 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d4 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d5 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d6 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d7 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d8 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d8 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d9 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d10 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
(XEN) traps.c:2375:d10 Domain attempted WRMSR 00000000c0010048 from
0x0000000000780000 to 0x0000000000780400.
dmesg Dom0:
[ 0.000000] ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
[ 0.000000] IOAPIC[0]: apic_id 2, version 0, address 0xfec00000, GSI
0-0
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.000000] ERROR: Unable to locate IOAPIC for GSI 2
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high
level)
[ 0.000000] ERROR: Unable to locate IOAPIC for GSI 9
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 14 global_irq 14 high
edge)
[ 0.000000] ERROR: Unable to locate IOAPIC for GSI 14
[ 0.000000] Using ACPI (MADT) for SMP configuration information
...
[ 0.008500] ------------[ cut here ]------------
[ 0.008575] WARNING: at arch/x86/xen/enlighten.c:729
init_hw_perf_events+0x337/0x3d7()
[ 0.008674] Hardware name: M56S-S3
[ 0.008741] Modules linked in:
[ 0.008848] Pid: 0, comm: swapper Not tainted 2.6.32.40-xen-amd64 #2
[ 0.008922] Call Trace:
[ 0.008993] [<ffffffff8104d73f>] ? warn_slowpath_common+0x76/0x8c
[ 0.009071] [<ffffffff814e1113>] ? init_hw_perf_events+0x337/0x3d7
[ 0.009148] [<ffffffff814e0c20>] ? identify_boot_cpu+0x15/0x3d
[ 0.009223] [<ffffffff814e0db7>] ? check_bugs+0x9/0x2e
[ 0.009297] [<ffffffff814d9ce3>] ? start_kernel+0x3cb/0x3e5
[ 0.009371] [<ffffffff814dbb4e>] ? xen_start_kernel+0x5ae/0x5b4
[ 0.009450] ---[ end trace a7919e7f17c0a725 ]---
...
[ 0.049594] ERROR: Unable to locate IOAPIC for GSI 9
...
BR,
Carsten.
-----Ursprüngliche Nachricht-----
Von: Ian Campbell [mailto:Ian.Campbell@xxxxxxxxxx]
Gesendet: Montag, 6. Juni 2011 10:31
An: Carsten Schiers
Cc: xen-devel
Betreff: Re: [Xen-devel] No C-States any longer...
On Sat, 2011-06-04 at 17:18 +0100, Carsten Schiers wrote:
> after my move to Xen 4.1.0 and Debian 2.6.32-5-xen-amd64 pvops Dom0.
> Seems to be a problem with ACPI.
> Can it be a BIOS problem (although it worked up to now) or is this not
> implemented?
It may not have been implemented when Debian took their snapshot of
pvops for the Squeeze release or there may have been missing bugfixes.
Can you try the latest xen.git#xen/stable-2.6.32?
> Some infos:
It might be interesting to see the equivalent on a working system. Also
a complete dmesg from each case would be useful.
Ian.
>
> xm dmesg after xm debug-key c:
> --------------------------------
> (XEN) 'c' pressed -> printing ACPI Cx structures
>
> xenpm get-cpuidle-states 0
> --------------------------
> Max C-state: C7
>
> cpu id : 0
> total C-states : 0
> idle time(ms) : 0
> pc3 : [00000000000000000018 ms]
> pc6 : [00000000000000004294 ms]
> pc7 : [00000000000140733193 ms]
> cc3 : [00000000000000000000 ms]
> cc6 : [00000000000000000006 ms]
>
> xm info
> -------
> host : data
> release : 2.6.32-5-xen-amd64
> version : #1 SMP Thu May 19 01:16:47 UTC 2011
> machine : x86_64
> nr_cpus : 3
> nr_nodes : 1
> cores_per_socket : 3
> threads_per_core : 1
> cpu_mhz : 2210
> hw_caps :
>
178bf3ff:efd3fbff:00000000:00001310:00802001:00000000:000037ff:00000000
> virt_caps : hvm
> total_memory : 4094
> free_memory : 373
> free_cpus : 0
> xen_major : 4
> xen_minor : 1
> xen_extra : .0
> xen_caps : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32
> hvm-3.0-x86_32p hvm-3.0-x86_64
> xen_scheduler : credit
> xen_pagesize : 4096
> platform_params : virt_start=0xffff800000000000
> xen_changeset : unavailable
> xen_commandline : dom0_mem=256M dom0_vcpus_pin cpuidle
> cpufreq=xen
> cc_compiler : gcc version 4.4.5 (Debian 4.4.5-8)
> cc_compile_by : root
> cc_compile_domain :
> cc_compile_date : Fri Jun 3 17:03:43 CEST 2011
> xend_config_format : 4
>
>
>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel
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