[ltp] Linux boot/shutdown stops on console and continues after
key press
Pezhman Givy
linux-thinkpad@linux-thinkpad.org
Mon, 22 Mar 2010 21:38:02 +0100
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Hi Ajay,
nohz=off seems to fix the problem.
Many many thanks! Best Regards
Pezhman
Ajay Ramaswamy wrote:
> On Friday 19 Mar 2010 2:26:16 am you wrote:
>> Hi all,
>>
>> the problem occurs with debian stock kernel as well as with self compiled
>> 2.6.32.7 kernel and extremely often with Knopix CDs. When booting, the
>> machine sometimes stops on the console and waits for a key press without a
>> notice. I have to press a key even the shift key and the boot process
>> continues. Sometimes it stops several times and I have to press a key
>> every time to continue. Same happens when shutting down. The current
>> machine is a W700. On a T42p it happened as far as I remember only once
>> and never again.
>>
>> Does anybody know this problem?
>>
>> Best Regards
>>
>> Pezhman
>
> Hi
> I have the same W700 2757CTO and see some of the same problems
>
> I have the same issue with fedora 12 and fedora 13 and I need to add nohz=off to the kernel command line in grub
>
> here is my current boot stanza in grub
>
> title Fedora (2.6.33-10.fc13.x86_64)
> root (hd0,0)
> kernel /vmlinuz-2.6.33-10.fc13.x86_64 ro root=UUID=b6b5aaec-7db5-4734-8841-c2eda82437e1 rd_NO_LUKS rd_NO_LVM rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=ter-u32n
> KEYTABLE=us rhgb quiet intel_iommu=off nohz=off pcie_aspm=force
> initrd /initramfs-2.6.33-10.fc13.x86_64.img
>
>
>
> if I dont put the intel_iommu=off and enable the Intel VT-d in the BIOS then the logs are filled with errors
>
> and pcie_aspm=force is needed to make my JMicron eSATA card work correctly in the Expresscard slot
>
> Hope this is useful
>
>
> Ajay
>
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