On 2019-Sep-26, Alvaro Herrera wrote: > How certain are you about the approach to measure memory used by a > reorderbuffer transaction ... does it not cause a measurable performance > drop? I wonder if it would make more sense to use a separate contexts > per transaction and use context-level accounting (per the patch Jeff > Davis posted elsewhere for hash joins ... though I see now that that > only works fot aset.c, not other memcxt implementations), or something > like that.
Oh, I just noticed that that patch was posted separately in its own thread, and that that improved version does include support for other memory context implementations. Excellent. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
