The ticket for the legend is SOLR-3915, the definition came up in SOLR-3174:
https://issues.apache.org/jira/browse/SOLR-3174?focusedCommentId=13255923&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13255923 On Wednesday, June 12, 2013 at 3:54 PM, Mark Miller wrote: > > On Jun 12, 2013, at 3:19 AM, Furkan KAMACI <furkankam...@gmail.com > (mailto:furkankam...@gmail.com)> wrote: > > > What is Difference Between Down and Gone At Admin Cloud Page? > > If I remember right, Down can mean the node is still actively working towards > something - eg, without action by you, it might go into recovering or active > state. Gone means it has given up or disappeared. It's not likely to make > another state change without your intervention. > > - Mark
