On Wed, April 30, 2008 8:14 pm, Andrew Lentvorski wrote: > Lan Barnes wrote: >> On Wed, April 30, 2008 5:20 pm, Andrew Lentvorski wrote: >>> The differential between work and non-work is often not that high. >>> Consequently, making the system work harder moves the waste/useful >>> ratio >>> in the correct direction. >>> >>> -a >> >> This is nonsense to me in my just-running-multiple-services scenario. >> Why >> is flogging the box more a good thing if it's already running all the >> same >> services that it would under vm? > > Ah, you're assuming that all the services are on one box. In that case, > you're right. No power savings and the VM stuff will burn slightly more > power. > > However, a lot of the time, this kind of server consolidation is > multi-box. If I have one box running DeadRat 3 kernel 2.4.2e.1897 for > application Foo and I have a separate box running DeadRat 4 kernel > 2.4.20f.256 for application Bar and one last box running all of my > normal stuff, then I'm wasting a lot of power over a single machine > running normal stuff with 2 VM instances to handle the specific > applications Foo and Bar. > > -a >
Then we're both right, my favorite answer. -- Lan Barnes SCM Analyst Linux Guy Tcl/Tk Enthusiast Biodiesel Brewer -- [email protected] http://www.kernel-panic.org/cgi-bin/mailman/listinfo/kplug-list
