<div dir="ltr"><div>After upgrade to ovirt 4.1 the epel has an conflicts in the collectd part:<br></div><div>if you disable epel from the hosts it is ok.<br><br></div>the hosts are not able to check or update because of this:<br><br>017-02-10 11:51:17,056+01 INFO  [org.ovirt.engine.core.bll.scheduling.policyunits.EvenGuestDistributionBalancePolicyUnit] (DefaultQuartzScheduler6) [a13d0a89-a1d4-495c-9ed4-5e30aae11ae8] There is no host with more than 10 running guests, no balancing is needed<br>2017-02-10 11:51:17,069+01 WARN  [org.ovirt.engine.core.bll.scheduling.policyunits.CpuAndMemoryBalancingPolicyUnit] (DefaultQuartzScheduler6) [a13d0a89-a1d4-495c-9ed4-5e30aae11ae8] All candidate hosts have been filtered, can&#39;t balance the cluster &#39;clei&#39; based on the CPU usage, will try memory based approach<br>2017-02-10 11:51:17,099+01 INFO  [org.ovirt.engine.core.bll.scheduling.policyunits.PowerSavingBalancePolicyUnit] (DefaultQuartzScheduler6) [a13d0a89-a1d4-495c-9ed4-5e30aae11ae8] Automatic power management is disabled for cluster &#39;clei&#39;.<br>2017-02-10 11:51:27,278+01 ERROR [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (VdsDeploy) [a9265eb] Yum: [u&#39;collectd-write_http-5.7.0-2.el7.x86_64 requires collectd(x86-64) = 5.7.0-2.el7&#39;, u&#39;collectd-disk-5.7.0-2.el7.x86_64 requires collectd(x86-64) = 5.7.0-2.el7&#39;]<br>2017-02-10 11:51:27,278+01 INFO  [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (VdsDeploy) [a9265eb] Yum: Performing yum transaction rollback<br>2017-02-10 11:51:27,281+01 ERROR [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (VdsDeploy) [a9265eb] Failed to execute stage &#39;Package installation&#39;: [u&#39;collectd-write_http-5.7.0-2.el7.x86_64 requires collectd(x86-64) = 5.7.0-2.el7&#39;, u&#39;collectd-disk-5.7.0-2.el7.x86_64 requires collectd(x86-64) = 5.7.0-2.el7&#39;]<br>2017-02-10 11:51:27,281+01 INFO  [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (VdsDeploy) [a9265eb] Yum Performing yum transaction rollback<br>2017-02-10 11:51:27,378+01 INFO  [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (VdsDeploy) [a9265eb] Stage: Pre-termination<br>2017-02-10 11:51:27,400+01 INFO  [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (VdsDeploy) [a9265eb] Retrieving installation logs to: &#39;/var/log/ovirt-engine/host-deploy/ovirt-host-mgmt-20170210115127-clei36.cls-a9265eb.log&#39;<br>2017-02-10 11:51:27,533+01 INFO  [org.ovirt.engine.core.bll.hostdeploy.VdsDeployBase] (VdsDeploy) [a9265eb] Stage: Termination<br>2017-02-10 11:51:27,708+01 ERROR [org.ovirt.engine.core.uutils.ssh.SSHDialog] (pool-5-thread-3) [a9265eb] SSH error running command root@clei36.cls:&#39;umask 0077; MYTMP=&quot;$(TMPDIR=&quot;${OVIRT_TMPDIR}&quot; mktemp -d -t ovirt-XXXXXXXXXX)&quot;; trap &quot;chmod -R u+rwX \&quot;${MYTMP}\&quot; &gt; /dev/null 2&gt;&amp;1; rm -fr \&quot;${MYTMP}\&quot; &gt; /dev/null 2&gt;&amp;1&quot; 0; tar --warning=no-timestamp -C &quot;${MYTMP}&quot; -x &amp;&amp;  &quot;${MYTMP}&quot;/ovirt-host-mgmt DIALOG/dialect=str:machine DIALOG/customization=bool:True&#39;: Command returned failure code 1 during SSH session &#39;root@clei36.cls&#39;<br>2017-02-10 11:51:27,708+01 ERROR [org.ovirt.engine.core.uutils.ssh.SSHDialog] (pool-5-thread-3) [a9265eb] Exception: java.io.IOException: Command returned failure code 1 during SSH session &#39;root@clei36.cls&#39;<br><br><br></div>