It's easy to reproduce with two domains using the same SCSI generic device, both with <shareable> specified. It's expected to work. But the fact is: % virsh start f20-1 error: Failed to start domain b error: Requested operation is not valid: SCSI device 1:0:0:0 is in use by domain f20-0 Osier Yang (2): util: Add "shareable" field for virSCSIDevice struct qemu: Don't fail if the SCSI host device is shareable between domains src/libvirt_private.syms | 1 + src/qemu/qemu_cgroup.c | 3 ++- src/qemu/qemu_hostdev.c | 42 +++++++++++++++++++++++----------------- src/security/security_apparmor.c | 3 ++- src/security/security_dac.c | 6 ++++-- src/security/security_selinux.c | 6 ++++-- src/util/virscsi.c | 11 ++++++++++- src/util/virscsi.h | 4 +++- 8 files changed, 50 insertions(+), 26 deletions(-) -- 1.8.1.4 -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list