| From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
| Cc: | Steve Singer <steve(at)ssinger(dot)info>, PostgreSQL-development Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: assertion in 9.4 with wal_level=logical |
| Date: | 2014-04-17 20:47:03 |
| Message-ID: | 20140417204703.GC17874@awork2.anarazel.de |
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| Thread: | |
| Lists: | pgsql-hackers |
On 2014-04-17 17:40:01 -0300, Alvaro Herrera wrote:
> For once, this looks more like a problem in logical decoding, which is
> trying to assert about the tuple being updated; the assertion failing is
> the one added a week ago about not palloc'ing in a critical section.
It's this (older) assertion in HeapTupleHeaderGetCmax():
Assert(TransactionIdIsCurrentTransactionId(HeapTupleHeaderGetUpdateXid(tup)));
That can allocate memory if xmax is a multixact... Does anybody have a
better idea to solve this than adding a CritSectionCount == 0 && in
there?
Greetings,
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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