sendMigrationData(remaining_size, 3, 0, mig_speed, -1);
} catch (const Exception&) {
// hostfailure (if you want to know whether this is the SRC or the DST check directly in send_migration_data code)
sendMigrationData(remaining_size, 3, 0, mig_speed, -1);
} catch (const Exception&) {
// hostfailure (if you want to know whether this is the SRC or the DST check directly in send_migration_data code)