Comment 3 for bug 1513145

From the nova-compute logs:
2015-11-04 11:25:12.458 3047 TRACE nova.virt.block_device [instance: c13aa8b1-3217-4acc-850e-52c2dedc9690] Command: sudo nova-rootwrap /etc/nova/rootwrap
.conf multipath -r
2015-11-04 11:25:12.458 3047 TRACE nova.virt.block_device [instance: c13aa8b1-3217-4acc-850e-52c2dedc9690] Exit code: 96
2015-11-04 11:25:12.458 3047 TRACE nova.virt.block_device [instance: c13aa8b1-3217-4acc-850e-52c2dedc9690] Stdout: u''
2015-11-04 11:25:12.458 3047 TRACE nova.virt.block_device [instance: c13aa8b1-3217-4acc-850e-52c2dedc9690] Stderr: u'/usr/bin/nova-rootwrap: Executable n
ot found: multipath (filter match = multipath)\n'