http://www.slony.info/bugzilla/show_bug.cgi?id=289

--- Comment #8 from Vikram <vikram.rai at vocalocity.com> 2014-07-16 12:12:40 PDT ---
Curious if this patch has been provided? It would help us in getting rid of the
manual process of removing the duplicate entries in sl_event

Thanks

(In reply to comment #7)
> A discussion on pgsql-hackers has revealed that this is a bug in PostgreSQL
> connected to two-phase commit. There is apparently a small window in which two
> PGPROC entries are visible with the same xid.
> 
> I am proposing a patch to PostgreSQL that will remove duplicate xip entries in
> txid_current_snapshot() and ignore existing duplicates in txid_snapshot_in().

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