Failure(”Error from xenguesthelper: caught exception: Failure(\\\”Subprocess failure: Failure(\\\\\\\”xc_dom_linux_build: [2] elf_xen_note_check: ERROR: Not a Xen-ELF image: No ELF \\\\\\\”)\\\”)”)
Saturday, November 7th, 20091) Retrieve the UUID on the GuestVM, say your GuestVM is drbd-01
[root@xenserver-home log]# xe vm-list name-label=drbd-01 params=uuid
uuid ( RO) : da2a9648-732c-74d6-1cdf-a475a57acc88
2) Enable the BIOS Order function
[root@xenserver-home log]# xe vm-param-set uuid=da2a9648-732c-74d6-1cdf-a475a57acc88 HVM-boot-policy=”BIOS order”
3) Go to the General Tab of your GuestVM
a) click Properties
b) click Startup Options
c) adjust Boot Order For CentOS.iso in virtual drive you have mounted with option under the GUI for the xenserver console.
Do all you want inside the Recovery