Re: [Xen-users] SLES10SP2 (xen 3.2.x) vs SLES11 (xen 3.4.x)

[James Pifer <jep@xxxxxxxxxxxxxxxx>]

> > Thanks for the response. I had to change one of these servers back to
> > sles10sp2 as we were trying to use one of the domUs and it kept
> > crashing. The end of the log for the domU gives:
> > 
> > platform_fixed_ioport: changed ro/rw state of ROM memory area. now is rw 
> > state.
> > platform_fixed_ioport: changed ro/rw state of ROM memory area. now is ro 
> > state.
> > xc_map_foreign_batch: mmap failed: Cannot allocate memory
> > xc_map_foreign_batch error 12
> > 
> 
> Do you see these in domU or in dom0 ?

Not sure. 

> 
> > Not sure what this means. The host server has 32 gb of RAM and there
> > were only half a dozen domUs running, with only about 5gb of ram
> > assigned. 
> > 
> > It's now running on sles10sp2 dom0 without a problem. I guess it will be
> > a while before we go with sles11. 
> > 
> 
> Did you dedicate fixed amount of memory for dom0? For example 512 MB or
> 1 GB using dom0_mem= parameter for Xen in grub.conf ?
> 

Yes, had that set, but did not have ballooning disabled. I'm going to
try and recreate the issue today and see if disabling ballooning fixes
it. 

Thanks,
James


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