Running this script from within a PV guest without having an xm console attached can use all dom0 memory. while [ 1 ]; do ls -lR /usr > /dev/xvc0; done Start of script: (1% mem usage) PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 10281 root 15 0 76536 14m 2448 S 2 1.0 0:00.61 qemu-dm Couple minutes later: (17% mem usage) PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 10281 root 16 0 291m 231m 2448 R 15 17.0 0:16.34 qemu-dm Much later: (72.8% mem usage) PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 10281 root 15 0 1052m 989m 2448 S 10 72.8 1:13.25 qemu-dm Attached patch sets dom->buffer.max_capacity to xend configured limit. Please apply to xen-unstable tip. Signed-off-by: Pat Campbell <plc@novell.com> _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel