[[!comment format=mdwn
 username="joey"
 subject="""comment 1"""
 date="2018-10-22T16:37:06Z"
 content="""
Seems that the problem is that updateExportTreeFromLog gets started by the
first thread, and once it's started it won't be run again. Meanwhile,
other threads try to access the export database that populates.

So, just needs some inter-thread locking..
"""]]
