[kernel-xen] Upgrade path from Xen 4.2 to 4.3.

[povder]

Hi

In my opinion, option 1 is better.
18 sty 2014 08:50 "Steven Haigh" <netwiz at crc.id.au> napisał(a):

> Hi all,
>
> Trying to get some feedback on the most preferred way to handle an
> upgrade from Xen 4.2 -> 4.3.
>
> I'm looking at upgrading the packages in the repo soon to Xen 4.3 but
> that has the side effect that until the system is rebooted, you can't
> shut down or manage domains until rebooted.
>
> ie:
> 1) Upgrade to Xen 4.3 RPMs via yum
> 2) Cannot shutdown DomUs due to having v4.3 installed.
> 3) DomU's eventually get hard reset on reboot.
>
> The correct procedure to upgrade would be:
> 1) Shutdown running DomU's (service xendomains stop)
> 2) Upgrade Xen (yum -y update)
> 3) Reboot the Dom0.
>
> Now, this makes me wonder... We could check the running version of Xen
> at install time of the new package - but there are two directions we
> could take:
>
> 1) Refuse to install if there are DomU's running; or
> 2) Shutdown running DomUs (call service xendomains stop), and then install.
>
> I see downfalls in both here... Option 1 has the problem of breaking a
> seamless install or upgrade. Option 2 assumes that you want to do
> something.
>
> What option would people here prefer?
>
> --
> Steven Haigh
>
> Email: netwiz at crc.id.au
> Web: https://www.crc.id.au
> Phone: (03) 9001 6090 - 0412 935 897
> Fax: (03) 8338 0299
>
>
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>
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