search for: open_topics_for_discuss

I have a xen server setup that I want to install a lot of vms on if possible. The vms will have no utilization for the most part; and brief utilization when active. The server has 2GB of RAM. We were running into a problem were the dom0 would not let us add anymore vms because we were out of physical memory. I have started to read about memory ballooning and hoping someone could point me

...not using xen virtualization. KVM would be ideal since it's opensource and would be supported in CentOS as far as can be reasonably foreseen. However, looking at available resources, it seems to have these key disadvantages 1. Poorer performance under load. http://wiki.xensource.com/xenwiki/Open_Topics_For_Discussion?action=AttachFile&do=get&target=Quantitative+Comparison+of+Xen+and+KVM.pdf This 2008 XenSummit paper indicates that it dies on heavy network load as well as when there are more than a few VM doing heavy processing at the same time. But that's two years ago and they weren't using...

The following series flushes my documentation queue and replaces previous postings of those patches. The main difference is that the xl cfg file is now formatted using POD instead of markdown and presented as a manpage. I have setup a cron job to build docs/html and publish it at http://xenbits.xen.org/docs/unstable/ (it''s a bit bare right now). The motivation for some of these patches