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Re: [Xen-devel] xm list triggers shutdown refreshing
| To: | John Levon <levon@xxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] xm list triggers shutdown refreshing |
| From: | Ewan Mellor <ewan@xxxxxxxxxxxxx> |
| Date: | Fri, 5 Jan 2007 12:36:30 +0000 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Fri, 05 Jan 2007 04:36:30 -0800 |
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On Thu, Jan 04, 2007 at 07:30:42PM +0000, John Levon wrote: > > xm list -> XendDomain:list_sorted() -> XendDomain:list() -> > XendDomain:_refresh() -> XendDomainInfo:update(refresh = True) > > Surely such non-modifying commands should not be altering state? Why > aren't we passing in refresh = False in these cases? Yes, you're right, we should. There's a patch on its way. > This is a nasty problem if (say) dumpCore fails: every time we try to xm > list, then it will 'notice' that the domain is in the crashed state, try > to dump core, fail and plop that error back to 'xm list'. This is still a problem, regardless -- that function will be called every time a domain starts or stops, so you will still get multiple attempts to dump core. Could you spin a patch to record the failure in the store, so that we don't try and dump core again? Ewan. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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