SMP Issue on Intel Core Duo (thinkpad T60)
Dan Nelson
dnelson at allantgroup.com
Mon Feb 12 04:49:30 UTC 2007
In the last episode (Feb 12), B. Estrade said:
> Greetings, I recently performed a fresh installation on a *new*
> Thinkpad T60, and I noticed that the boot up was going unusually
> slow. I grep'd dmesg, and found the following issues regarding the
> CPUs. Is this indicitive of hardware failure or is there an issue
> with FreeBSD? I am inclinded to assume the former, but I needed some
> more eyes.
>
> $ dmesg | grep -i CPU
> CPU: Genuine Intel(R) CPU T2500 @ 2.00GHz (1995.02-MHz
> 686-class CPU)FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
> cpu0 (BSP): APIC ID: 0
> cpu1 (AP): APIC ID: 1
> cpu0: <ACPI CPU> on acpi0
> acpi_throttle0: <ACPI CPU Throttling> on cpu0
> cpu1: <ACPI CPU> on acpi0
> acpi_throttle1: <ACPI CPU Throttling> on cpu1
> SMP: AP CPU #1 Launched!
>
> That is it - no "CPU #0 Launched!" ...
The messages are being printed by "CPU #0"; of course it's running :)
--
Dan Nelson
dnelson at allantgroup.com
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