any timeline on kibana 4.0 become stable release

I am currently on Kibana 3 and ElasticSearch 1.3. I am interested in upgrading to kibana 4.0 and Elastic Search 1.4. My manager is very concern with beta release, is there any estimate when Kibana 4.0 will be out of beta and become stable release? Is there a good documentation for kibana 4

Re: term_stats return sometime return meaningless number

Additional information: take mean of boolean value return 4,607,182,418,800,017,408 Thanks On Tuesday, August 26, 2014 3:58:43 PM UTC-4, youwei chen wrote: > > Our elasticsearch instance sometime return meaningless number for > terms_stats, query return correct data. > > I am

term_stats return sometime return meaningless number

Our elasticsearch instance sometime return meaningless number for terms_stats, query return correct data. I am using Kibana as front end, this is generated query: {"facets":{"terms":{"terms_stats":{"value_field":"metric","key_field":"host","size":10,"order":"count"},"facet_filter":{"fquery":{"q