Re: [Xen-users] Why xen 3.4.x doesn't works on server with this controler Symbios Logic SAS1064ET PCI-Express Fusion-MPT SAS

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Mon, Aug 17, 2009 at 04:31:23PM +0200, For@ll wrote:
> Pasi Kärkkäinen pisze:
> >On Mon, Aug 17, 2009 at 04:22:35PM +0200, For@ll wrote:
> >  
> >>Pasi Kärkkäinen pisze:
> >>    
> >>>On Fri, Aug 14, 2009 at 11:22:03PM +0200, Albert wrote:
> >>> 
> >>>      
> >>>>I'm testing now xen 3.4.1(stable) and I testing before when is come a 
> >>>>stable. I'm having problem with controller driver, he can't load itself 
> >>>>properly so the system isn't booting. The system is debian 5.0 with 
> >>>>kernel 2.6.26-2-xen from distribution  the problem occure with both 
> >>>>kernels
> >>>>
> >>>>ouput from debian 5.0/kernel 2.6.26-2-xen/xen-3.4.1
> >>>>
> >>>>   
> >>>>        
> >>>Debian 2.6.26-2-xen is known to be buggy with newer hypervisors..
> >>>
> >>> 
> >>>      
> >>>>My pci controller: 01:00.0  SCSI storage controller: LSI Logic / 
> >>>>Symbios Logic SAS1064ET PCI-Express Fusion-MPT SAS (rev 04)
> >>>>
> >>>>If anyone had the same problem with mtpsas driver and xen 3.4. What has 
> >>>>been changed so it's not working on upper xen version.
> >>>>
> >>>>The problem doesn't occure with xen 3.3.x
> >>>>
> >>>>   
> >>>>        
> >>>.. you could try manually updating to a newer mptsas driver version.
> >>>
> >>> 
> >>>      
> >>updated to a newer version of driver , you are thinking of downloading 
> >>from the lsi site?
> >>    
> >
> >If lsi has a driver available, then yes. 
> >Or from a newer kernel version.
> >
> >  
> In debian repository the kernel 2.6.26-2-xen is a newest.

Yep, so you need to compile a custom kernel.

Or use some other distribution that supports your storage controller
out-of-the-box.

> >>>Or then try using linux-2.6.18-xen dom0 kernel? That's the official
> >>>supported/tested dom0 kernel for Xen 3.4.x. 
> >>> 
> >>>      
> >>If I used a kernel in version 2.6.18 I get error on can't mount a root 
> >>file system, this kernel dooesn't see my disks.
> >>
> >>    
> >
> >So 2.6.18 doesn't detect the controller? Does it give you some errors?
> >Sounds like you need a newer driver.
> >
> >  
> Yes, the 2.6.18 doesn't detect a controler that  the systems can't see a 
> disks.
> 

So you need a newer mtpsas driver for that 2.6.18 kernel.

-- Pasi

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