Re: [Xen-users] RAM issue

["Rob MacGregor" <rob.macgregor@xxxxxxxxx>]

On Fri, Oct 3, 2008 at 19:24, Arpan Jindal <jindalarpan@xxxxxxxxx> wrote:
> Hi All
>
> I am having 2 physical machine of exactly same configuration and same
> hardware.  Both are having 16GB of RAM. But when I check one machine
> its shows only 6GB but other one shows complete physical memory(16GB).
> Is there any settings that need to be changed. To make complete 16 gb
> memory available.
>
> Both are having RHEL 5.2 installed and having xen that come bundled with it.
>
> But in BIOS both machine is showing 16GB.
>
> Output of the machine where 16 memory is available.
>
> [root@mumxen01 ~]# free
>
>             total       used       free     shared    buffers     cached
> Mem:      14429184     973244   13455940          0      56728     398408
> -/+ buffers/cache:     518108   13911076
> Swap:     10241428          0   10241428

Shows roughly 14 GB available to dom0

> [root@mumxen01 ~]# xm list
> Name                                      ID Mem(MiB) VCPUs State   Time(s)
> Domain-0                                   0    14091     8 r-----    175.8
> server201                                 3     2064     1 -b----     10.1

Total, between dom0 and domU about 16 GB

> Output of the machine where 16GB memory is not available .
>
> [root@mumxen002 ~]# free
>             total       used       free     shared    buffers     cached
> Mem:       6406144    6380060      26084          0      67128    5569972
> -/+ buffers/cache:     742960    5663184
> Swap:      5245212        148    5245064

Shows about 6 GB available to dom0

> [root@mumxen002 ~]# xm list
> Name                                      ID Mem(MiB) VCPUs State   Time(s)
> Domain-0                                   0     6256     8 r----- 180836.0
> server101                                 1     2007     1 -b----  28981.2
> server102                                 2      519     1 -b----  25015.7
> server103                                 3      519     1 -b----  28607.5
> server104                                 4     1031     1 -b----  84507.4
> server105                                 5      519     1 -b----  38746.8
> server106                                 6      519     1 r-----  28538.8
> server107                                 7      519     1 -b----  27493.2
> server108                                 8      519     1 -b----  27084.5
> server109                                 9      519     1 -b----  25775.3
> server110                                10      519     1 -b----  21892.7
> server111                                11      519     1 -b----  19579.8
> server112                                12      519     1 -b----  57347.3
> server113                                17      519     1 -b----  34197.6
> server114                                16      519     1 -b----  19571.7
> server115                                18      519     1 -b----  19732.2

Shows a total of about 16 GB, roughly 10 GB used by the domUs.

Everything looks right to me.

-- 
                 Please keep list traffic on the list.

Rob MacGregor
      Whoever fights monsters should see to it that in the process he
        doesn't become a monster.                  Friedrich Nietzsche

_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users