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[Xen-bugs] [Bug 195] Many Timer ISR: Time went backwards logs

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To: xen-bugs@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-bugs] [Bug 195] Many Timer ISR: Time went backwards logs
From: bugzilla-daemon@xxxxxxxxxxxxxxxxxxx
Date: Fri, 28 Oct 2005 12:00:48 +0000
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http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=195





------- Additional Comments From alexander@xxxxxxxxxxxxx  2005-10-28 12:00 
-------
Hi,
today i got a dual xenon to play with.
With same problem and i have no platform timer like you.

xm dmesg

ERROR: cannot use unconfigured serial port COM1
 __  __            ____    ___  _____
 \ \/ /___ _ __   |___ \  / _ \|___  |
  \  // _ \ '_ \    __) || | | |  / /
  /  \  __/ | | |  / __/ | |_| | / /
 /_/\_\___|_| |_| |_____(_)___(_)_/

 http://www.cl.cam.ac.uk/netos/xen
 University of Cambridge Computer Laboratory

 Xen version 2.0.7 (root@xxxxxxxxxxxxx) (gcc-Version 3.3.5 (Debian 1:3.3.5-13))
Mi Okt 19 15:12:53 CEST 2005
 Latest ChangeSet:

(XEN) Physical RAM map:
(XEN)  0000000000000000 - 000000000009dc00 (usable)
(XEN)  000000000009dc00 - 00000000000a0000 (reserved)
(XEN)  00000000000f0000 - 0000000000100000 (reserved)
(XEN)  0000000000100000 - 000000007fee0000 (usable)
(XEN)  000000007fee0000 - 000000007fee3000 (ACPI NVS)
(XEN)  000000007fee3000 - 000000007fef0000 (ACPI data)
(XEN)  000000007fef0000 - 000000007ff00000 (reserved)
(XEN)  00000000fec00000 - 0000000100000000 (reserved)
(XEN) System RAM: 2046MB (2095604kB)
(XEN) Xen heap: 10MB (10732kB)
(XEN) CPU0: Before vendor init, caps: bfebfbff 00000000 00000000, vendor = 0
(XEN) CPU#0: Physical ID: 0, Logical ID: 0
(XEN) CPU caps: bfebfbff 00000000 00000000 00000000
(XEN) found SMP MP-table at 000f56b0
(XEN) ACPI: RSDP (v000 IntelR                                    ) @ 0x000f7700
(XEN) ACPI: RSDT (v001 IntelR AWRDACPI 0x42302e31 AWRD 0x00000000) @ 0x7fee3000
(XEN) ACPI: FADT (v001 IntelR AWRDACPI 0x42302e31 AWRD 0x00000000) @ 0x7fee3040
(XEN) ACPI: MADT (v001 IntelR AWRDACPI 0x42302e31 AWRD 0x00000000) @ 0x7fee7080
(XEN) ACPI: DSDT (v001 INTELR AWRDACPI 0x00001000 MSFT 0x0100000e) @ 0x00000000
(XEN) ACPI: Local APIC address 0xfee00000
(XEN) ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
(XEN) Processor #0 Pentium 4(tm) XEON(tm) APIC version 20
(XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x06] enabled)
(XEN) Processor #6 Pentium 4(tm) XEON(tm) APIC version 20
(XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
(XEN) Processor #1 Pentium 4(tm) XEON(tm) APIC version 20
(XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x07] enabled)
(XEN) Processor #7 Pentium 4(tm) XEON(tm) APIC version 20
(XEN) ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
(XEN) ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
(XEN) ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1])
(XEN) ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1])
(XEN) Using ACPI for processor (LAPIC) configuration information
(XEN) Intel MultiProcessor Specification v1.4
(XEN)     Virtual Wire compatibility mode.
(XEN) OEM ID: OEM00000 Product ID: PROD00000000 APIC at: 0xFEE00000
(XEN) I/O APIC #4 Version 17 at 0xFEC00000.
(XEN) I/O APIC #5 Version 17 at 0xFEC10000.
(XEN) Enabling APIC mode: Flat. Using 2 I/O APICs
(XEN) Processors: 4
(XEN) Using scheduler: Borrowed Virtual Time (bvt)
(XEN) Initializing CPU#0
(XEN) Detected 2806.470 MHz processor.
(XEN) CPU0: Before vendor init, caps: bfebfbff 00000000 00000000, vendor = 0
(XEN) CPU#0: Physical ID: 0, Logical ID: 0
(XEN) CPU caps: bfebfbff 00000000 00000000 00000000
(XEN) CPU0 booted
(XEN) enabled ExtINT on CPU#0
(XEN) ESR value before enabling vector: 00000000
(XEN) ESR value after enabling vector: 00000000
(XEN) Booting processor 1/1 eip 90000
(XEN) Initializing CPU#1
(XEN) masked ExtINT on CPU#1
(XEN) ESR value before enabling vector: 00000000
(XEN) ESR value after enabling vector: 00000000
(XEN) CPU1: Before vendor init, caps: bfebfbff 00000000 00000000, vendor = 0
(XEN) CPU#1: Physical ID: 0, Logical ID: 1
(XEN) CPU caps: bfebfbff 00000000 00000000 00000000
(XEN) CPU1 has booted.
(XEN) Booting processor 2/6 eip 90000
(XEN) Initializing CPU#2
(XEN) masked ExtINT on CPU#2
(XEN) ESR value before enabling vector: 00000000
(XEN) ESR value after enabling vector: 00000000
(XEN) CPU2: Before vendor init, caps: bfebfbff 00000000 00000000, vendor = 0
(XEN) CPU#2: Physical ID: 3, Logical ID: 0
(XEN) CPU caps: bfebfbff 00000000 00000000 00000000
(XEN) CPU2 has booted.
(XEN) Booting processor 3/7 eip 90000
(XEN) Initializing CPU#3
(XEN) masked ExtINT on CPU#3
(XEN) ESR value before enabling vector: 00000000
(XEN) ESR value after enabling vector: 00000000
(XEN) CPU3: Before vendor init, caps: bfebfbff 00000000 00000000, vendor = 0
(XEN) CPU#3: Physical ID: 3, Logical ID: 1
(XEN) CPU caps: bfebfbff 00000000 00000000 00000000
(XEN) CPU3 has booted.
(XEN) Total of 4 processors activated.
(XEN) ENABLING IO-APIC IRQs
(XEN) Setting 4 in the phys_id_present_map
(XEN) ...changing IO-APIC physical APIC ID to 4 ... ok.
(XEN) Setting 5 in the phys_id_present_map
(XEN) ...changing IO-APIC physical APIC ID to 5 ... ok.
(XEN) init IO_APIC IRQs
(XEN) ..TIMER: vector=0x41 pin1=2 pin2=0
(XEN) Using local APIC timer interrupts.
(XEN) Calibrating APIC timer for CPU0...
(XEN) ..... CPU speed is 2806.3682 MHz.
(XEN) ..... Bus speed is 133.6364 MHz.
(XEN) ..... bus_scale = 0x000088DC
(XEN) checking TSC synchronization across CPUs: passed.
(XEN) Time init:
(XEN) .... System Time: 11289036ns
(XEN) .... cpu_freq:    00000000:A7475890
(XEN) .... scale:       00000001:6CDEFE5B
(XEN) .... Wall Clock:  1130503621s 120000us
(XEN) PCI: PCI BIOS revision 2.10 entry at 0xfb890, last bus=3
(XEN) PCI: Using configuration type 1
(XEN) PCI: Probing PCI hardware
(XEN) PCI: Probing PCI hardware (bus 00)
(XEN) PCI: Ignoring BAR0-3 of IDE controller 00:1f.1
(XEN) Transparent bridge - PCI device 8086:244e
(XEN) PCI: Using IRQ router default [8086/25a1] at 00:1f.0
(XEN) PCI->APIC IRQ transform: (B0,I29,P0) -> 16
(XEN) PCI->APIC IRQ transform: (B0,I29,P1) -> 19
(XEN) PCI->APIC IRQ transform: (B0,I29,P3) -> 23
(XEN) PCI->APIC IRQ transform: (B0,I31,P0) -> 16
(XEN) PCI->APIC IRQ transform: (B0,I31,P1) -> 17
(XEN) PCI->APIC IRQ transform: (B1,I1,P0) -> 18
(XEN) PCI->APIC IRQ transform: (B3,I3,P0) -> 20
(XEN) PCI->APIC IRQ transform: (B3,I4,P0) -> 23
(XEN) PCI->APIC IRQ transform: (B3,I5,P0) -> 22
(XEN) mtrr: v2.0 (20020519)
(XEN) *** LOADING DOMAIN 0 ***
(XEN) Xen-ELF header found:
'GUEST_OS=linux,GUEST_VER=2.6,XEN_VER=2.0,VIRT_BASE=0xC0000000,LOADER=generic,PT_MODE_WRITABLE'
(XEN) PHYSICAL MEMORY ARRANGEMENT:
(XEN)  Kernel image:  00c00000->0109a0f0
(XEN)  Initrd image:  00000000->00000000
(XEN)  Dom0 alloc.:   01400000->09100000
(XEN) VIRTUAL MEMORY ARRANGEMENT:
(XEN)  Loaded kernel: c0100000->c05c90e8
(XEN)  Init. ramdisk: c05ca000->c05ca000
(XEN)  Phys-Mach map: c05ca000->c05e9400
(XEN)  Page tables:   c05ea000->c05ed000
(XEN)  Start info:    c05ed000->c05ee000
(XEN)  Boot stack:    c05ee000->c05ef000
(XEN)  TOTAL:         c0000000->c0800000
(XEN)  ENTRY ADDRESS: c0100000
(XEN) Scrubbing DOM0 RAM: ..done.
(XEN) Scrubbing Free RAM: .....................done.
(XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to 
Xen).

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