This occurred 12 times in 7 days.
http://logstash.openstack.org/#eyJzZWFyY2giOiJtZXNzYWdlOlwiRTogVW5hYmxlIHRvIGZldGNoIHNvbWUgYXJjaGl2ZXMsIG1heWJlIHJ1biBhcHQtZ2V0IHVwZGF0ZSBvciB0cnkgd2l0aCAtLWZpeC1taXNzaW5nP1wiIEFORCBmaWxlbmFtZTpcImNvbnNvbGUuaHRtbFwiIiwiZmllbGRzIjpbXSwib2Zmc2V0IjowLCJ0aW1lZnJhbWUiOiI2MDQ4MDAiLCJncmFwaG1vZGUiOiJjb3VudCIsInRpbWUiOnsiZnJvbSI6IjIwMTQtMDEtMjNUMDI6MzQ6MTQrMDA6MDAiLCJ0byI6IjIwMTQtMDEtMjdUMDI6MzQ6MTQrMDA6MDAiLCJ1c2VyX2ludGVydmFsIjoiMCJ9LCJzdGFtcCI6MTM5MDc5NTU1Nzc2N30=
This occurred 12 times in 7 days.
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