analysis-message-metadata><table><tbody><tr><td>Message Name</td><td>UnknownAnnotation</td></tr><tr><td>Message Code</td><td>IST0108</td></tr><tr><td>Description</td><td>An Istio annotation is not recognized for any kind of resource</td></tr><tr><td>Level</td><td>Warning</td></tr></tbody></table></div><p>This message occurs when you attach an unrecognized annotation in the format <code>*.istio.io</code> to a namespace.</p><p>Istio only recognizes certain <a href=/v1.22/docs/reference/config/annotations/>ann