[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] xend deprecation
On Wed, Sep 04, 2013 at 04:18:49PM +0100, George Dunlap wrote: > On Wed, Sep 4, 2013 at 3:04 PM, Konrad Rzeszutek Wilk > <konrad.wilk@xxxxxxxxxx> wrote: > > On Wed, Sep 04, 2013 at 08:29:07AM +0100, Ian Campbell wrote: > >> On Tue, 2013-09-03 at 23:06 -0700, Matt Wilson wrote: > >> > On Tue, Sep 03, 2013 at 09:03:46AM +0100, Ian Campbell wrote: > >> > > On Mon, 2013-09-02 at 13:32 -0700, Matt Wilson wrote: > >> > > > Live migration between a system running xend to a system that doesn't > >> > > > support xend would be a nice-to-have. That probably means some > >> > > > support > >> > > > for SXP parsing either in libxl or in some compatibility tool. > >> > > > >> > > This already works by using xl on the source side, e.g. a guest started > >> > > with xend on 4.1 can be migrated with 4.1's xl to 4.2. > >> > > > >> > > http://lists.xen.org/archives/html/xen-devel/2012-08/msg02191.html > >> > > >> > xl doesn't run everywhere that we need it to. > >> > >> Details please, or we aren't going to be able to even think about how to > >> solve this for you. > >> > >> BTW You can also do a xend migration to e.g. 4.2 (using the xend whichis > >> in 4.2) and the use 4.2's xl to do a localhost migrate or a second > >> remote migrate to another 4.2 system. > >> > >> xend's deprecation has been on the cards, and widely known, for several > >> releases now. It is time to quit stalling and start moving. I intend to > >> post a patch deleting it as soon as 4.4 is out the door. > > > > And I think I might have to lobby hard against removing it. > > > > There are issues that are stopping us from using it: > > > > - No status in xl list -l when only dom0 is present. > > - 'xl list -l' says 'Domain name must be specified' even though the '-l' > > is for 'Output all VM details' > > - xl list -l for PV guest has bug: itâs not formated S-expression text. > > - No console in xl list -l, so can't get tty console port. > > - xl uses SSH for migration. We need SSL daemon or socat like xend has. > > > > Those should be fixed at some point :-) Problem is that other things > > keep on popping up on the radar and hence we end up using xend. > > Uum, when were you going to report these? A lot of us were under the > impression that xl behaved sufficiently like xend for anyone who > cared. I got overwhelmed with other things and this dropped from my radar. This thread got me digging through my notes. > > Maybe we should make an announcement (on blog, xen-users, xen-devel, > and xen-announce) that there has been a proposal to make 4.4 the last > release with xend, and so it's important to report all bugs / missing > features of xl so we can get them fixed by the 4.4 release? Sounds sensible. > > -George _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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