Just fyi... I use Fedora 14 with some VMs on VMWare here and CPU hotplug (add and remove) works. I have not tested it with memory yet, but I'm quite sure it will work - at least adding memory...
-of On 01/20/2011 08:53 PM, Renich Bon Ciric wrote: > Hello guys! > > I'm in direct contact with the guys @ CloudSigma. > > I've asked them to support CPU, RAM and HDD hot swapping and they say > their system is capable of this but that linux (particularly, Fedora) > isn't. > > They agree to do some testing on the subject but, honestly, I don't > consider myself to be sufficiently knowledgeable to lead this. > > Is there anybody here interested on this? > > Anyway, their lead dev told them this: > > "Libvirt doesn't do any of this stuff itself (hot swapping). What it > does include is > an ability to use the virtio balloon driver. This essentially allows you to > give a guest a large amount of ram, with it then voluntarily lending some of > that memory back to the system. It requires a degree of cooperation and > trust between host and guest that isn't appropriate (or easy to bill) in a > public cloud, but it's a useful hack on private VM deployments in the > absence of proper memory hotswap in qemu-kvm." > > I've read some stuff here: > http://www.linux-kvm.org/page/CPUHotPlug > > > It's hard to be free... but I love to struggle. Love isn't asked for; > it's just given. Respect isn't asked for; it's earned! > Renich Bon Ciric > > http://www.woralelandia.com/ > http://www.introbella.com/ > _______________________________________________ > cloud mailing list > [email protected] > https://admin.fedoraproject.org/mailman/listinfo/cloud _______________________________________________ cloud mailing list [email protected] https://admin.fedoraproject.org/mailman/listinfo/cloud
