[CentOS] APIC error on Intel Atom CPU, CentOS 5.x

Timo Schoeler timo.schoeler at riscworks.net
Tue Mar 16 12:35:42 UTC 2010

Hash: SHA1

thus ken spake:
> On 03/16/2010 07:17 AM Timo Schoeler wrote:
>> thus JohnS spake:
>>> On Tue, 2010-03-16 at 09:53 +0100, Timo Schoeler wrote:
>>>> For me it dies on any kind of traffic, not just rsync. I even saw this
>>>> fetching ISOs using FTP. The machine just died (network-wise; I don't
>>>> have console on this machine in the data centre, but I do have a machine
>>>> of this type here in the office, so I could build a test setup with KVM).
>>>> On the machine that runs stable for weeks now
>>>> # uptime
>>>> 09:51:33 up 47 days, 47 min,  1 user,  load average: 0.14, 0.11, 0.09
>>> What brand of NIC Card do you have and is the BIOS version different or
>>> the same?  I'm just wondering since you guys are having problems,
>>> because I have been considering on buying an Atom based machine.
>> I can't tell you the exact BIOS version I've running, but I presume
>> they're the same on both hosts (the one freaking out and the other
>> running rock solid); the NIC is
>> 01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
>> RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 02)
>> Board is Intel D945GLF2, CPU is Intel Atom CPU 330 at 1.60GHz stepping 02
>> ...
>> Timo
> Timo, Just to be clear, the specs cited above are for the machine that
> works or the one with the problem?

Both. I've got two totally identical machines running with the specs
mentioned above, one of them runs rock solid w/o the ``noapic'' tweak as
kernel boot argument, the other one crashes without. With ``noapic''
enabled, it also runs rock solid. OS on both is CentOS 5.4 x86_64 with
all updates applied.

> tnx

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