Aggiungere nel file /etc/udev/rules.d/50-udev.rules le seguenti righe per ogni disco
ACTION=="add", KERNEL=="sdc", SYMLINK+="xapi/block/%k", RUN+="/bin/sh -c '/opt/xensource/libexec/local-device-change %k 2>&1 >/dev/null&'" ACTION=="remove", KERNEL=="sdc", RUN+="/bin/sh -c '/opt/xensource/libexec/local-device-change %k 2>&1 >/dev/null&'"