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Re: How does the clock work in OpenVZ? [message #10951 is a reply to message #10949]

Fri, 09 March 2007 09:51

dev
Messages: 1693
Registered: September 2005
Location: Moscow

Senior Member

Wolfgang,

> I'm trying to understand whether OpenVZ does anything special about
> time, and thus whether I need to take care to somehow synchronize the
> clocks of HN and VEs.
no. system time is global for the whole node and its VEs.
By default, VE can not change system time (it requires CAP_SYS_TIME)

> For example, can gettimeofday(2) return
> different things in the HN and in a VE?
it can :) but only if different timezones are selected in VEs.
So you can setup ntpd on the host node and that's all.

Thanks,
Kirill

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[Message index]

		How does the clock work in OpenVZ? By: Wolfgang Schnerring on Fri, 09 March 2007 09:30
		Re: How does the clock work in OpenVZ? By: dev on Fri, 09 March 2007 09:51
		Re: How does the clock work in OpenVZ? By: Wolfgang Schnerring on Fri, 09 March 2007 10:27
		Re: How does the clock work in OpenVZ? By: Mike Holloway on Fri, 09 March 2007 16:44

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