The following search shows that it started in icehouse gate some time around 2014-09-17:
http://logstash.openstack.org/#eyJzZWFyY2giOiJtZXNzYWdlOlwiU1NIVGltZW91dDogQ29ubmVjdGlvbiB0byB0aGVcIiBBTkQgbWVzc2FnZTpcInZpYSBTU0ggdGltZWQgb3V0XCIgQU5EIGJ1aWxkX2JyYW5jaDpcInN0YWJsZS9pY2Vob3VzZVwiIiwiZmllbGRzIjpbXSwib2Zmc2V0IjowLCJ0aW1lZnJhbWUiOiJjdXN0b20iLCJncmFwaG1vZGUiOiJjb3VudCIsInRpbWUiOnsiZnJvbSI6IjIwMTQtMDktMDFUMDk6NTg6NDIrMDA6MDAiLCJ0byI6IjIwMTQtMDktMjZUMDk6NTg6NDIrMDA6MDAiLCJ1c2VyX2ludGVydmFsIjoiMCJ9LCJzdGFtcCI6MTQxMTcyNTU1ODIyNSwibW9kZSI6IiIsImFuYWx5emVfZmllbGQiOiIifQ==
The following search shows that it started in icehouse gate some time around 2014-09-17:
http:// logstash. openstack. org/#eyJzZWFyY2 giOiJtZXNzYWdlO lwiU1NIVGltZW91 dDogQ29ubmVjdGl vbiB0byB0aGVcIi BBTkQgbWVzc2FnZ TpcInZpYSBTU0gg dGltZWQgb3V0XCI gQU5EIGJ1aWxkX2 JyYW5jaDpcInN0Y WJsZS9pY2Vob3Vz ZVwiIiwiZmllbGR zIjpbXSwib2Zmc2 V0IjowLCJ0aW1lZ nJhbWUiOiJjdXN0 b20iLCJncmFwaG1 vZGUiOiJjb3VudC IsInRpbWUiOnsiZ nJvbSI6IjIwMTQt MDktMDFUMDk6NTg 6NDIrMDA6MDAiLC J0byI6IjIwMTQtM DktMjZUMDk6NTg6 NDIrMDA6MDAiLCJ 1c2VyX2ludGVydm FsIjoiMCJ9LCJzd GFtcCI6MTQxMTcy NTU1ODIyNSwibW9 kZSI6IiIsImFuYW x5emVfZmllbGQiO iIifQ==