On 09/25/2012 09:21 AM, William A. Mahaffey III wrote: > > > .... I have a CentOS 5.n VM running on a Fedora 14 server/host, You do realize that Fedora 14 is no longer supported upstream, right? The Fedora folks won't support anything older than Fedora 16 at the moment. > > i.e. it took 3+ min. to get back to the prompt for this command (usually > about 5 sec.) .... This isn't a show-stopped by any means, but it is > irritating. From the timestamps & data from the host & guest, apparently > all of that was used up swapping the guest back in. Is there any way to > either prioritize the VM to not get swapped out, or preferentially > swapped back in :-) ? TIA for any pointers .... I have no idea if this problem exists using modern kernels, or even if you can use recent cgroup scheduling tunables (exposed via domain XML here: http://libvirt.org/formatdomain.html#elementsCPUTuning) to resolve your problem. But you are unlikely to get much assistance unless you can reproduce the tests using more up-to-date software. -- Eric Blake eblake@xxxxxxxxxx +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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