Is the system BIOS showing 18 GB of memory? What happens when you boot outside of Xen? Do you see all 18 GB of memory? (`cat /proc/meminfo` or `free -m`) -Gene On Wed, Aug 28, 2013 at 9:14 AM, Deron <fecastle at gmail.com> wrote: > Hello, > > I am not sure if this is the correct Mailing list for the issue I have. > > I have a new system with 18GB of Physical memory on the system. I loaded > CentOS 6.4. But when I boot into Dom0, I only see (xm info) 2GB of total > memory? I set 1GB for Dom0, but I am not sure why the hypervisor does not > see all the memory. > > [root at barbaro images]# xm info > host : <host>.<domain> > release : 3.4.54-8.el6.centos.alt.x86_64 > version : #1 SMP Tue Jul 23 17:29:30 UTC 2013 > machine : x86_64 > nr_cpus : 4 > nr_nodes : 1 > cores_per_socket : 4 > threads_per_core : 1 > cpu_mhz : 2133 > hw_caps : > bfebfbff:28100800:00000000:00003b40:009ce3bd:00000000:00000001:00000000 > virt_caps : hvm > total_memory : 2037 > free_memory : 988 > free_cpus : 0 > xen_major : 4 > xen_minor : 2 > xen_extra : .2-23.el6 > xen_caps : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32 > hvm-3.0-x86_32p hvm-3.0-x86_64 > xen_scheduler : credit > xen_pagesize : 4096 > platform_params : virt_start=0xffff800000000000 > xen_changeset : unavailable > xen_commandline : dom0_mem=1024M,max:1024M loglvl=all > guest_loglvl=all > cc_compiler : gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-3) > cc_compile_by : mockbuild > cc_compile_domain : centos.org > cc_compile_date : Thu Jul 18 13:42:23 UTC 2013 > xend_config_format : 4 > > Thanks. If you have any suggestions that would be great. > > Deron > > > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > http://lists.centos.org/mailman/listinfo/centos-virt > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos-virt/attachments/20130830/eadc750d/attachment-0006.html>