[ovirt-users] Time synchronization in guest OS for Hosted Engine VM (for Kerberos)

Michal Skrivanek mskrivan at redhat.com
Tue Sep 27 17:38:52 UTC 2016

> On 27 Sep 2016, at 19:26, aleksey.maksimov at it-kb.ru wrote:
> No. At the moment I have no sync-time errors. I'm just asking hypothetically

kvmclock is the most accurate clock in Linux guests. Once you hit a bug we can take a look at something, but until then I do not see a reason to modify anything

> 27.09.2016, 20:22, "Michal Skrivanek" <mskrivan at redhat.com>:
>>>  On 27 Sep 2016, at 19:12, aleksey.maksimov at it-kb.ru wrote:
>>>  I'm afraid that in the future OS time may get out of sync because of kvm-clock
>>>  And as a result Kerberos may stop working
>>>  I hope I explained clearly
>> Sorry, not really. You said you set up ntpd/chrony correctly. So how can the time get out of sync? Why do you think it can be because of kvmclock anyway? Do you refer to some specific bug?

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