On Tue, Apr 10, 2018 at 5:40 AM, Masahiko Sawada <sawada.m...@gmail.com> wrote: > The probability of performance degradation can be reduced by > increasing N_RELEXTLOCK_ENTS. But as Robert mentioned, while keeping > fast and simple implementation like acquiring lock by a few atomic > operation it's hard to improve or at least keep the current > performance on all cases. I was thinking that this patch is necessary > by parallel DML operations and vacuum but if the community cannot > accept this approach it might be better to mark it as "Rejected" and > then I should reconsider the design of parallel vacuum.
I'm sorry that I didn't get time to work further on this during the CommitFest. In terms of moving forward, I'd still like to hear what Andres has to say about the comments I made on March 1st. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company
