On 12/20/09, <b class="gmail_sendername">Andrea Zagli</b> <<a href="mailto:azagli@libero.it">azagli@libero.it</a>> wrote:<div><span class="gmail_quote"></span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
how can i do to test packages upgrades on only one test machine before to propagate the upgrade to all others production machines?<br></blockquote></div><br>Some people use a virtual machine (or more than one?) to test package/profile/host changes before deploying them to real machines.<br>