Horton

Re: BUG #16707: Memory leak

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: kurt@roeckx.be
Cc: pgsql-bugs@lists.postgresql.org
Date: 2020-11-09T21:34:33Z
Lists: pgsql-bugs 
PG Bug reporting form <noreply@postgresql.org> writes:
> It seems that since I switched from PostgreSQL 9.5 to 12, I started to have
> a memory leak.

Could you maybe collect a memory map from one of the bloated processes?
It'd go something like

* attach to process with gdb

* "call MemoryContextStats(TopMemoryContext)"

* quit gdb

* look in postmaster log for memory dump

You probably need to have debug symbols installed for step 2 to work.

			regards, tom lane

Commits

  1. llvmjit: Use explicit LLVMContextRef for inlining