[JIRA] (OVIRT-1763) Increase entropy for hosts

Barak Korren (oVirt JIRA) jira at ovirt-jira.atlassian.net
Wed Nov 15 13:38:13 UTC 2017


    [ https://ovirt-jira.atlassian.net/browse/OVIRT-1763?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=35343#comment-35343 ] 

Barak Korren commented on OVIRT-1763:
-------------------------------------

{quote}
How? We have virtio-rng. What else would you like to add? rngd?
{quote}

If Lago provides virtio-rng, then it should be sufficient (And haveged should not be needed), but do we have everything configured correctly so that virtio-rng shows up as {{/dev/random}} in the VMs?

Also maybe the physical hosts themselves are running out of entropy, [~ederevea] do we have haveged installed on them? I seem to remember we had Puppet installing it everywhere.

> Increase entropy for hosts
> --------------------------
>
>                 Key: OVIRT-1763
>                 URL: https://ovirt-jira.atlassian.net/browse/OVIRT-1763
>             Project: oVirt - virtualization made easy
>          Issue Type: Bug
>            Reporter: Dafna Ron
>            Assignee: infra
>
> we had a failure in ost that was really hard to debug: http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/3795/
> There are no failures in the logs and the test itself was terminated by a timeout.
> It took the vms a long time to download packages and install and didi seems to think that this is due to limited entropy on the physical host. 
> we need to review this issue and increase the entropy on the hosts. 



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