thinking sysadmin » vmotion http://andyleonard.com qstat -u aleonard -s z Tue, 28 Feb 2012 04:47:09 +0000 en hourly 1 http://wordpress.org/?v=3.3.2 VMware: Not kidding about VMotion GigE Requirement http://andyleonard.com/2009/02/03/vmware-not-kidding-about-vmotion-gige-requirement/ http://andyleonard.com/2009/02/03/vmware-not-kidding-about-vmotion-gige-requirement/#comments Wed, 04 Feb 2009 00:42:06 +0000 Andy http://andyleonard.com/?p=206 In case you’re curious/adventurous/broke enough to try configuring your VMotion network on Fast Ethernet instead of Gigabit Ethernet, here’s what you can expect.

First, a warning from your VI client that you’re venturing into unsupported territory:

A friendly warning

A friendly warning

And then, if you go ahead with the VMotion, a slight pause on the VM in question.  The following is output from running while true; do date; sleep 1; done on a Linux guest during the VMotion:

Tue Feb  3 13:23:17 PST 2009
Tue Feb  3 13:23:18 PST 2009
Tue Feb  3 13:23:19 PST 2009
Tue Feb  3 13:23:20 PST 2009
Tue Feb  3 13:23:21 PST 2009
Tue Feb  3 13:23:22 PST 2009
Tue Feb  3 13:24:12 PST 2009
Tue Feb  3 13:24:13 PST 2009
Tue Feb  3 13:24:14 PST 2009
Tue Feb  3 13:24:15 PST 2009
Tue Feb  3 13:24:16 PST 2009

Note the fifty second pause between 13:23:22 and 13:24:12? Ouch…

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