Re: [gentoo-user] virtualbox + kernel panic 2.6.38-r2

[James]

I'll get the error message and then post it here.

I'm using Samsung drives that haven't seen any other problems under
heavily utilization.

What specific kernel version are you using? What version of vbox?

-j


On Wed, Jun 1, 2011 at 14:52, Mark Knecht <markknecht@×××××.com> wrote:
> On Wed, Jun 1, 2011 at 10:44 AM, James <jtp@×××××.com> wrote:
>> There doesn't seem to be anything in the VBox.log that indicates the
>> system had a hard lockup. I imagine the kernel panicing resulted in
>> VirtualBox being unable to write to the log.
>>
>> Is anyone running VB on a Linux raid partition? I've logically
>> narrowed down the issue to one of the following:
>>
>> (a) I've read that network driver(s) have caused some hard lockups on
>> the host...I'm using bridged mode
>> (b) there are some strange messages that appear when the VM is started
>> (regarding misaligned sectors or something like that); I can't seem to
>> find the messages right now, however. I believe md was the one logging
>> the errors; maybe this has something to do with the hard lockup?
>> (c) SMP has probably been ruled out; I have two 4-core Intel 5570s;
>> the system is under no load whatsoever. In fact, the last two kernel
>> panics occurred during Windows installation.
>>
>> Any other thoughts on how to troubleshoot this?
>>
>> -james
>
> My Gentoo setup where the Vbox/VMWare executables are kept is a 3-disk RAID1.
>
> The VMs are kept on a 5-disk RAID6. It's this RAID6 that gets the
> workout when the VM gets busy.
>
> If you can the messages that you're concerned about then I can check
> for anything similar here. I'm currently running 3 VMs.
>
> Note that if it is a RAID issue that it might not be an mdraid problem
> but rather the actual disk drive not being up to the tasks it needs to
> perform. I have a bunch of 1TB WD Green drives on my bookshelf due to
> RAID problems. I replaced them with WD RAID Edition drives and haven't
> seen a problem since.
>
> HTH,
> Mark
>
>