Just to note, Howard tracked this down to the overlay not handling abandonding clients. i.e., I can trigger this behavior repeatably by issuing 3 async deletes to the master and then unbinding without waiting for the results of the deletes. Sync deletes obviously do not trigger this.
--Quanah
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Quanah Gibson-Mount Principal Software Engineer Zimbra, Inc -------------------- Zimbra :: the leader in open source messaging and collaboration