Messages in this thread | | | From | (Danny ter Haar) | Subject | 2.6.14-rc1-git5: problem with "nosmp" boot argument | Date | Tue, 20 Sep 2005 08:32:02 +0000 (UTC) |
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Still having problems with SMP (non-) performance
Just tried to reboot SMP kernel with "nosmp" argument.
Built 2 zonelists Kernel command line: root=/dev/md0 ro console=tty0 console=ttyS0,9600 nosmp panic=30 Initializing CPU#0 PID hash table entries: 4096 (order: 12, 131072 bytes) time.c: Using 14.318180 MHz HPET timer. time.c: Detected 2391.537 MHz processor. Console: colour VGA+ 80x25 Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes) Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes) Memory: 4061536k/4128704k available (2513k kernel code, 66780k reserved, 809k data, 192k init) Calibrating delay using timer specific routine.. 4789.70 BogoMIPS (lpj=9579417) Mount-cache hash table entries: 256 CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line) CPU: L2 Cache: 1024K (64 bytes/line) CPU 0(1) -> Node 0 -> Core 0 mtrr: v2.0 (20020519) SMP mode deactivated, forcing use of dummy APIC emulation. SMP disabled Brought up 1 CPUs time.c: Using HPET/TSC based timekeeping. testing NMI watchdog ... CPU#0: NMI appears to be stuck (0->0)! softlockup thread 0 started up. NET: Registered protocol family 16 ACPI: bus type pci registered PCI: Using configuration type 1 ACPI: Subsystem revision 20050902 ACPI: Interpreter enabled ACPI: Using IOAPIC for interrupt routing ACPI: PCI Root Bridge [PCI0] (0000:00) PCI: Probing PCI hardware (bus 00) ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 *5 6 7 9 10 11 12 14 15) ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 *9 10 11 12 14 15) ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 7 9 10 *11 12 14 15) ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 9 *10 11 12 14 15) Generic PHY: Registered new driver SCSI subsystem initialized PCI: Using ACPI for IRQ routing PCI: If a device doesn't work, try "pci=routeirq". If it helps, post a report hpet0: at MMIO 0xfec01000, IRQs 2, 8, 0 hpet0: 69ns tick, 3 32-bit timers PCI-DMA: Disabling IOMMU. PCI: Bridge: 0000:00:06.0 IO window: a000-bfff MEM window: fc900000-feafffff PREFETCH window: disabled. PCI: Bridge: 0000:00:0a.0 No IOAPIC for GSI 4 ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A ERROR: Unable to locate IOAPIC for GSI 3 No IOAPIC for GSI 3 ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A io scheduler noop registered io scheduler anticipatory registered io scheduler deadline registered io scheduler cfq registered loop: loaded (max 8 devices) ERROR: Unable to locate IOAPIC for GSI 24 No IOAPIC for GSI 24 ACPI: PCI Interrupt 0000:02:06.0[A] -> GSI 24 (level, low) -> IRQ 24 aic79xx: probe of 0000:02:06.0 failed with error -38 ERROR: Unable to locate IOAPIC for GSI 25 No IOAPIC for GSI 25 ACPI: PCI Interrupt 0000:02:06.1[B] -> <7>spurious 8259A interrupt: IRQ7. GSI 25 (level, low) -> IRQ 25 aic79xx: probe of 0000:02:06.1 failed with error -38 md: raid1 personality registered as nr 3 md: multipath personality registered as nr 7 md: md driver 0.90.2 MAX_MD_DEVS=256, MD_SB_DISKS=2
[HANG HERE]
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