FYI, I'm experiencing this with Async Queries (Async Purge and Aysnc
Vacuum).
Tom Lane wrote:
>Bruce Momjian <pgman@candle.pha.pa.us> writes:
>
>
>>Yes, we found a double pfree in 7.3. There will be a fix in 7.3.1.
>>
>>
>
>The double pfree was in COPY, though. This looks to be a different
>issue.
>
>
>
>>>(gdb)
>>>#0 0x00420874 in heap_freetuple ()
>>>#1 0x004a8390 in acquire_sample_rows ()
>>>#2 0x004a75c8 in analyze_rel ()
>>>#3 0x0049f690 in vacuum ()
>>>#4 0x005585d8 in ProcessUtility ()
>>>#5 0x00553c78 in pg_exec_query_string ()
>>>#6 0x00555850 in PostgresMain ()
>>>
>>>
>
> regards, tom lane
>
>