Github user srdo commented on the issue:
https://github.com/apache/storm/pull/2307
@askprasanna I've made the spout default to an auto offset reset policy of
"earliest" when the user requests the at-least-once processing guarantee. I
think this addresses your request here
https://issues.apache.org/jira/browse/STORM-2546?focusedCommentId=16152824&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16152824.---
