New answers tagged xen
Decide what you want to do: application-independent and more "general" network security done by iptables on the NFS server application-specific security done by nfsd on the NFS server or both. In NFS, you share a directory read-only to a specific client as follows: echo "/mynfs clt.xmpl.com(sync)" >> /etc/exports.d/my-ro.exports exportfs -r
You are not suppose to mount the disk with any filesystem format; In Ubuntu, using gparted I specified the /dev/xvda2 to "Cleared" partition. and running the same command removes the above error.
The answer is no, pygrub does not alter the dom0 grub, all credits goes to PryMar56 from #xen channel on freenode. As I understand correct then pygrub is tool that can extract the boot loader from given image and start that image, so there is no need to specify bootloader or kernel/ramdisk. The image must be of course prepared for this e.g. www.stacklet.com ...
Solved this one, there was an errant POSTROUTING MASQUERADE rule in the iptables unrelated to the OpenVPN installation. I removed the rule with: iptables -t nat -D POSTROUTING 1 Where 1 is the rule number retrieved from service iptables status.
Your question provides the answer - "no GUI installed". If there's no GUI installed (no X libraries), then there's no display for graphical programs to connect to.
Did you have memory ballooning in place? If so, the "missing" memory should be the memory reclaimed by the balloon driver. Can you post the output cat /proc/meminfo on the machine with the "missing" memory? EDIT From your /proc/meminfo output, it seems that balloon is at work indeed. Have a look at "DirectMap4k" value: it reports that about 200 GB of RAM ...
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