On Fri, Jun 17, 2011 at 5:09 AM, Bert Sarens <Bert.Sarens@xxxxxxxx> wrote:
> Dear all,
>
> I installed a xen hypervisor on a server with 96 GB ram.
> I chose 64Gb ram for one domU called database. However when the domU starts
> it only has 32GB memory available.
> I thought the max was up to 1TB. Am I doing something wrong?
> Operating system: debian amd64 squeeze.
>
> Thank you for your time,
> Bert
>
> Some info about my systems:
>
> dpkg -l results:
>
> ii xen-hypervisor 4.0.1-2 The Xen Hypervisor on AMD64
> ii xen-linux-syst 2.6.32+29 Xen system with Linux 2.6 for 64-bit PCs
> (me
> ii xen-linux-syst 2.6.32-34squee Xen system with Linux 2.6.32 on 64-bit PCs
> (
> ii xen-qemu-dm-4. 4.0.1-2 Xen Qemu Device Model virtual machine
> hardwa
> ii xen-tools 4.2-1 Tools to manage Xen virtual servers
> ii xen-utils-4.0 4.0.1-2 XEN administrative tools
> ii xen-utils-comm 4.0.0-1 XEN administrative tools - common files
> ii xenstore-utils 4.0.1-2 Xenstore utilities for Xen
>
> Xm info results:
>
> host : xennekeV2
> release : 2.6.32-5-xen-amd64
> version : #1 SMP Thu May 19 01:16:47 UTC 2011
> machine : x86_64
> nr_cpus : 24
> nr_nodes : 2
> cores_per_socket : 6
> threads_per_core : 2
> cpu_mhz : 2394
> hw_caps :
> bfebfbff:2c100800:00000000:00001f40:029ee3ff:00000000:00000001:00000000
> virt_caps : hvm hvm_directio
> total_memory : 98291
> free_memory : 259
> node_to_cpu : node0:0,2,4,6,8,10,12,14,16,18,20,22
> node1:1,3,5,7,9,11,13,15,17,19,21,23
> node_to_memory : node0:0
> node1:259
> node_to_dma32_mem : node0:0
> node1:256
> max_node_id : 1
> xen_major : 4
> xen_minor : 0
> xen_extra : .1
> 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 : placeholder dom0_mem=32G
> cc_compiler : gcc version 4.4.5 (Debian 4.4.5-10)
> cc_compile_by : waldi
> cc_compile_domain : debian.org
> cc_compile_date : Wed Jan 12 14:04:06 UTC 2011
> xend_config_format : 4
>
> Xm list resulst:
>
> Name ID Mem VCPUs State
> Time(s)
> Domain-0 0 31976 24 r-----
> 615.0
> database 1 65536 1 r-----
> 9165.6
>
> On the database domU
>
> free -m
> total used free shared buffers cached
> Mem: 32764 3519 29245 0 11 100
> -/+ buffers/cache: 3407 29357
> Swap: 2047 4 2043
>
>
How much memory does xm top (xentop) report?
--
Todd Deshane
http://www.linkedin.com/in/deshantm
http://www.xen.org/products/cloudxen.html
http://runningxen.com/
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