Обсуждение: pgsql: Don't leak rd_statlist when a relcache entry is dropped.

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pgsql: Don't leak rd_statlist when a relcache entry is dropped.

От
Tom Lane
Дата:
Don't leak rd_statlist when a relcache entry is dropped.

Although these lists are usually NIL, and even when not empty
are unlikely to be large, constant relcache update traffic could
eventually result in visible bloat of CacheMemoryContext.

Found via valgrind testing.
Back-patch to v10 where this field was added.

Discussion: https://postgr.es/m/3816764.1616104288@sss.pgh.pa.us

Branch
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REL_12_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/fbcc9fe33c43a3fb79812b72960df4909a4551e5

Modified Files
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src/backend/utils/cache/relcache.c | 1 +
1 file changed, 1 insertion(+)