hi, we have a failed test for ovirt-host in upgrade suite. *Link and headline of suspected patches: * *Require collectd-virt plugin - https://gerrit.ovirt.org/#/c/87311/ <https://gerrit.ovirt.org/#/c/87311/>Link to Job: http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/5827/ <http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/5827/>Link to all logs:http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/5827/a... <http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/5827/artifa... error snippet from the log: <error>* 2018-02-22 05:38:47,587-05 INFO [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector] (VdsDeploy) [546df98d] EVENT_ID: VDS_INSTALL_IN_PROGRESS(509), Installing Host lago-upgrade-from-release-suite-master-host0. Setting kernel arguments. 2018-02-22 05:38:47,858-05 ERROR [org.ovirt.engine.core.uutils.ssh.SSHDialog] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] Swallowing exception as preferring stderr 2018-02-22 05:38:47,859-05 ERROR [org.ovirt.engine.core.uutils.ssh.SSHDialog] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] SSH error running command root@lago-upgrade-from-release-suite-master-host0:'umask 0077; MYTMP="$(TMPDIR="${OVIRT_TMPDIR}" mktemp -d -t ovirt-XXXXXXXXXX)"; trap "chmod -R u+rwX \"${MYTMP}\" > /dev/null 2>&1; rm -fr \"${MYTMP}\" > /dev/null 2>&1" 0; tar --warning=no-timestamp -C "${MYTMP}" -x && "${MYTMP}"/ovirt-host-deploy DIALOG/dialect=str:machine DIALOG/customization=bool:True': RuntimeException: Unexpected error during execution: bash: line 1: 1395 Segmentation fault "${MYTMP}"/ovirt-host-deploy DIALOG/dialect=str:machine DIALOG/customization=bool:True 2018-02-22 05:38:47,859-05 ERROR [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (VdsDeploy) [546df98d] Error during deploy dialog 2018-02-22 05:38:47,860-05 ERROR [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] Error during host lago-upgrade-from-release-suite-master-host0 install 2018-02-22 05:38:47,864-05 ERROR [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] EVENT_ID: VDS_INSTALL_IN_PROGRESS_ERROR(511), An error has occurred during installation of Host lago-upgrade-from-release-suite-master-host0: Unexpected error during execution: bash: line 1: 1395 Segmentation fault "${MYTMP}"/ovirt-host-deploy DIALOG/dialect=str:machine DIALOG/customization=bool:True . 2018-02-22 05:38:47,864-05 ERROR [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] Error during host lago-upgrade-from-release-suite-master-host0 install, preferring first exception: Unexpected connection termination 2018-02-22 05:38:47,864-05 ERROR [org.ovirt.engine.core.bll.hostdeploy.InstallVdsInternalCommand] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] Host installation failed for host '65c048e5-a97a-422d-88b8-abe1fd925602', 'lago-upgrade-from-release-suite-master-host0': Unexpected connection termination 2018-02-22 05:38:47,869-05 INFO [org.ovirt.engine.core.vdsbroker.SetVdsStatusVDSCommand] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] START, SetVdsStatusVDSCommand(HostName = lago-upgrade-from-release-suite-master-host0, SetVdsStatusVDSCommandParameters:{hostId='65c048e5-a97a-422d-88b8-abe1fd925602', status='InstallFailed', nonOperationalReason='NONE', stopSpmFailureLogged='false', maintenanceReason='null'}), log id: 1973b09c 2018-02-22 05:38:47,898-05 INFO [org.ovirt.engine.core.vdsbroker.SetVdsStatusVDSCommand] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] FINISH, SetVdsStatusVDSCommand, log id: 1973b09c 2018-02-22 05:38:47,911-05 ERROR [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] EVENT_ID: VDS_INSTALL_FAILED(505), Host lago-upgrade-from-release-suite-master-host0 installation failed. Unexpected connection termination. 2018-02-22 05:38:47,920-05 INFO [org.ovirt.engine.core.bll.hostdeploy.InstallVdsInternalCommand] (EE-ManagedThreadFactory-engine-Thread-1) [546df98d] Lock freed to object 'EngineLock:{exclusiveLocks='[65c048e5-a97a-422d-88b8-abe1fd925602=VDS]', sharedLocks=''}' *</error>*