On Fri, May 14, 2010 at 11:30:47AM -0430, Jose Rodriguez wrote:
> Hello everyone...
>
> I get the following error when i try to creat a virtual machine
>
> Error: (4, 'Out of memory', "xc_dom_boot_mem_init: can't allocate low
> memory for domain\n")
>
> I'm using Xen under Gentoo, kernel 2.6.32-r1 in a i686 Dual Core AMD
> Opteron(tm) Processor 290 AuthenticAMD with 16Gb of memory and 4Tb of hard
> disk.
>
> It was a pain to install xen in it but when i finally did it, i get this
> error whenever i try to create a vm.
>
> I checked /var/log/xen/.log and here is some of the stuff i get:
>
> domain-builder-ng.log
>
> virt_entry = 0xffffffff80200000
> p2m_base = 0xffffffffffffffff
> xc_dom_parse_elf_kernel: xen-3.0-x86_64: 0xffffffff80200000 ->
> 0xffffffff8072ce88
> xc_dom_mem_init: mem 512 MB, pages 0x20000 pages, 4k each
> xc_dom_mem_init: 0x20000 pages
> xc_dom_boot_mem_init: called
> x86_compat: guest xen-3.0-x86_64, address size 64
> x86_compat: warning: failed (rc=-1)
> xc_dom_boot.c:143: panic: xc_dom_boot_mem_init: can't allocate low memory
> for domain
> xc_dom_release: called
>
> xend.log
>
> File "/usr/lib/python2.6/site-packages/xen/xend/XendDomainInfo.py", line
> 95, in create
> vm.start()
> File "/usr/lib/python2.6/site-packages/xen/xend/XendDomainInfo.py", line
> 456, in start
> XendTask.log_progress(31, 60, self._initDomain)
> File "/usr/lib/python2.6/site-packages/xen/xend/XendTask.py", line 209,
> in log_progress
> retval = func(*args, **kwds)
> File "/usr/lib/python2.6/site-packages/xen/xend/XendDomainInfo.py", line
> 2590, in _initDomain
> raise VmError(str(exn))
> VmError: (4, 'Out of memory', "xc_dom_boot_mem_init: can't allocate low
> memory for domain\n")
>
> I tried changing the memory of dom0 so i have more left for the domU's but
> it didn't work.
>
> I don't know what else to do here. I've searched online, and nothing so
> far. I will go on w/ my search but if anyone has an idea or sugestion it
> will be useful.
>
Please paste your dom0 grub.conf.
-- Pasi
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