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16536
2011 May 24
0
kvm guest ram
Hi,
On a 4gb 64 bit centos kvm guest per libvirt
<memory>4194304</memory>
<currentMemory>4194304</currentMemory>
but in dmesg of the guest I find
Memory: 4039712k/5242880k available (2592k kernel code, 154076k
reserved, 1653k data, 224k init)
Why is dmesg reporting 5g of ram ? Or am I reading wrong ?
How much memory on the Host is necessary on the kvm host for this "4g"
machine in the worst case (I try to not overcommit for now). I want to
avoid the situation that this "4g" machine requires "5g...