Exact same results (579MB = no boot) on a different distro (custom built) for the host and a freshly installed Ubuntu Lucid on 2.6.32-32.
** Summary changed: - Ubuntu 10.04 freeze on boot when using more than 512M in Xenserver / Xen + Ubuntu 10.04 freeze on boot when using more than 578M in Xenserver / Xen -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/790747 Title: Ubuntu 10.04 freeze on boot when using more than 578M in Xenserver / Xen -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs