Wei Liu writes ("Re: [RFC PATCH COLO v5 03/29] tools: libxl: introduce a new API libxl__domain_restore() to read qemu state"): > On Wed, Apr 01, 2015 at 02:41:39PM +0800, Yang Hongyang wrote: > > + case LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN: > > + /* > > + * This function may be called too many times for the same gc, > > + * so we use NOGC, and free the memory before return to avoid > > + * OOM. > > + */ > > Hmm...
I agree that this is doubtful. The underlying problem is that in remus a migration send, as well as a migration receive, are long-running. I think more thought needs to be given to this area. It may be necessary to introduce a nested ao. Ian. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel