FreeBSD 7.0 interrupt storm with irq0: clk

Abdullah Ibn Hamad Al-Marri almarrie at
Fri Oct 12 13:33:28 PDT 2007


I'm getting interrupt storm lately.

last pid: 11967;  load averages:  0.00,  0.00,  0.00
                                     up 3+05:17:53  15:26:59
42 processes:  1 running, 41 sleeping
CPU states:  0.0% user,  0.0% nice,  0.0% system,  2.0% interrupt, 98.0% idle

IM# vmstat -i
interrupt                          total       rate
irq0: clk                      278426173       1000
irq4: fxp0                             5          0
irq8: rtc                       35633153        127
irq14: ata0                       294132          1
Total                          314353463       1129

Copyright (c) 1992-2007 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 7.0-CURRENT #3: Tue Oct  9 09:57:24 CDT 2007
    arabian at IM.WeArab.Net:/usr/obj/usr/src/sys/IM
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Pentium(R) 4 CPU 2.00GHz (2008.90-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0xf24  Stepping = 4
real memory  = 536784896 (511 MB)
avail memory = 519966720 (495 MB)
acpi0: <ASUS P4T-E> on motherboard
acpi0: [ITHREAD]
acpi0: Power Button (fixed)
acpi0: reservation of 0, a0000 (3) failed
acpi0: reservation of 100000, 1ff00000 (3) failed
Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
acpi_timer0: <24-bit timer at 3.579545MHz> port 0xe408-0xe40b on acpi0
cpu0: <ACPI CPU> on acpi0
p4tcc0: <CPU Frequency Thermal Control> on cpu0
acpi_button0: <Power Button> on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
pcib1: <ACPI PCI-PCI bridge> at device 1.0 on pci0
pci1: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci2: <ACPI PCI bus> on pcib2
vgapci0: <VGA-compatible display> port 0xd800-0xd8ff mem
0xf5000000-0xf5ffffff,0xf4800000-0xf4800fff irq 12 at device 9.0 on
fxp0: <Intel 82557 Pro/100 Ethernet> port 0xd400-0xd41f mem
0xf7000000-0xf7000fff,0xf4000000-0xf40fffff irq 4 at device 11.0 on
miibus0: <MII bus> on fxp0
inphy0: <i82555 10/100 media interface> PHY 1 on miibus0
inphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
fxp0: Ethernet address: 00:a0:c9:5d:2f:2d
fxp0: [ITHREAD]
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel ICH2 UDMA100 controller> port
0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xb800-0xb80f at device 31.1 on
ata0: <ATA channel 0> on atapci0
ata0: [ITHREAD]
ata1: <ATA channel 1> on atapci0
ata1: [ITHREAD]
pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
atkbd0: [ITHREAD]
orm0: <ISA Option ROM> at iomem 0xc0000-0xc7fff pnpid ORM0000 on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
Timecounter "TSC" frequency 2008896212 Hz quality 800
Timecounters tick every 1.000 msec
ad0: 76319MB <WDC WD800JB-00JJC0 05.01C05> at ata0-master UDMA100
ad1: 190782MB <WDC WD2000JB-00KFA0 08.05J08> at ata0-slave UDMA100
Trying to mount root from ufs:/dev/ad0s1a
pf: started

Does anyone what's wrong with it?

Here is my kernel config file.

machine         i386
cpu             I686_CPU
ident           IM

options         SCHED_ULE               # ULE 3.0 scheduler
options         PREEMPTION              # Enable kernel thread preemption
options         INET                    # InterNETworking
options         FFS                     # Berkeley Fast Filesystem
options         SOFTUPDATES             # Enable FFS soft updates support
options         UFS_ACL                 # Support for access control lists
options         UFS_DIRHASH             # Improve performance on big directories
options         UFS_GJOURNAL            # Enable gjournal-based UFS journaling
options         MD_ROOT                 # MD is a potential root device
options         PROCFS                  # Process filesystem (requires PSEUDOFS)
options         PSEUDOFS                # Pseudo-filesystem framework
options         GEOM_PART_GPT           # GUID Partition Tables.
options         GEOM_LABEL              # Provides labelization
options         COMPAT_43TTY            # BSD 4.3 TTY compat [KEEP THIS!]
options         COMPAT_FREEBSD5         # Compatible with FreeBSD5
options         COMPAT_FREEBSD6         # Compatible with FreeBSD6
options         SCSI_DELAY=5000         # Delay (in ms) before probing SCSI
options         KTRACE                  # ktrace(1) support
options         SYSVSHM                 # SYSV-style shared memory
options         SYSVMSG                 # SYSV-style message queues
options         SYSVSEM                 # SYSV-style semaphores
options         _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time
options         KBD_INSTALL_CDEV        # install a CDEV entry in /dev
options         ADAPTIVE_GIANT          # Giant mutex is adaptive.
options         STOP_NMI                # Stop CPUS using NMI instead of IPI
options         AUDIT                   # Security event auditing

# To make an SMP kernel, the next two lines are needed
nooptions       SMP                     # Symmetric MultiProcessor Kernel
# device                apic                    # I/O APIC

# CPU frequency control
device          cpufreq

# Bus support.
device          eisa
device          pci

# ATA and ATAPI devices
device          ata
device          atadisk         # ATA disk drives
options         ATA_STATIC_ID   # Static device numbering

# atkbdc0 controls both the keyboard and the PS/2 mouse
device          atkbdc          # AT keyboard controller
device          atkbd           # AT keyboard
device          vga             # VGA video card driver

# syscons is the default console driver, resembling an SCO console
device          sc

# PCCARD (PCMCIA) support
# PCMCIA and cardbus bridge support
device          cbb             # cardbus (yenta) bridge
device          pccard          # PC Card (16-bit) bus
device          cardbus         # CardBus (32-bit) bus

# PCI Ethernet NICs that use the common MII bus controller code.
# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
device          miibus          # MII bus support
device          fxp             # Intel EtherExpress PRO/100B (82557, 82558)
options         DEVICE_POLLING
options         HZ=1000

# Pseudo devices.
device          loop            # Network loopback
device          random          # Entropy device
device          ether           # Ethernet support
device          tun             # Packet tunnel.
device          pty             # Pseudo-ttys (telnet etc)

# The `bpf' device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
# Note that 'bpf' is required for DHCP.
device          bpf             # Berkeley packet filter
device          pf                              # PF OpenBSD
packet-filter firewall
device          pflog                           # logging support
interface for PF


-Abdullah Ibn Hamad Al-Marri
Arab Portal

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