On Sat, Feb 3, 2018 at 3:08 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > Thomas Munro <thomas.mu...@enterprisedb.com> writes: >> However, it's not surprising that you drew the >> opposite conclusion (ie that it might in fact not be in the TOC), >> since the shm space is really only necessary for EXPLAIN ANALYZE. >> Perhaps I should make it skip setting up this shm stuff if >> !node->ss.ps.instrument, just like the equivalent Sort node code. I >> will look into that on Monday. > > OK. Please send in a patch to either do that or switch this call to use > noError = false. Or possibly both: shouldn't there be some other signal > path that tells the worker whether instrumentation is needed? I'll > leave it alone pending your investigation.
Here's a patch do to both. -- Thomas Munro http://www.enterprisedb.com
skip-hash-instrumentation-if-not-needed.patch
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