dharry https://blog.hatena.ne.jp/dharry/ harry’s memorandum https://dharry.hatenablog.com/ xen virtualization ruby xenのdomain-uを複製したあと、定義ファイルのUUIDとMACアドレスを手でコリコリ書くのはバカっぽいので ユニークなUUIDとMACアドレスを生成するゴミプロ。 #!/usr/bin/ruby # vender-id 00:16:3e mac_address = ["00", "16", "3e"] 3.times {|n| mac_address << format("%02x",rand(255)) } buff = [] 16.times {|n| buff << format("%02x",rand(255)) } uuid = [buff[0,4].join,buff[4,… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdharry.hatenablog.com%2Fentry%2F20090107%2F1231268431" title=" Xen Domain-U の UUIDとMACアドレス - harry’s memorandum" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2009-01-07 04:00:31 rich https://dharry.hatenablog.com/entry/20090107/1231268431 1.0 100%