[CentOS] Re: Not seeing all memory in CentOS 5.1 x86_64

[henry ritzlmayr]

Am Dienstag, den 10.06.2008, 22:54 -0700 schrieb John R Pierce:
> Ruslan Sivak wrote:
> > John R Pierce wrote:
> >>
> >> whats cat /proc/meminfo   say?
> >>
> > # cat /proc/meminfo
> > MemTotal:      6104064 kB
> > ...
> > HighTotal:           0 kB
> > HighFree:            0 kB
> > LowTotal:      6104064 kB
> > LowFree:       1992580 kB
> > ...
> 
> > Linux version 2.6.18-53.1.21.el5xen (mockbuild at builder10.centos.org) 
> > (gcc version 4.1.2 20070626 (Red Hat 4.1.2-14)) #1 SMP Tue May 20 
> > 10:03:27 EDT 2008
> > BIOS-provided physical RAM map:
> > Xen: 0000000000000000 - 00000001ef8fb000 (usable)
> that range is about 7.9 GiBytes, so the rest is getting lost somewhere. 
> 
> I'm unfamiliar with Xens innards..

How many VMs are running and how much memory do they consume?

This memory is not shown in DOM0 any more. 

The total memory should be visible within xentop.

wkr
Henry