On Wed, Jun 10, 2020 at 01:45:02PM -0400, Robert Haas wrote: > My spidey sense is tingling here, telling me that we need some actual > benchmarking. Like, suppose we test the two patches under normal cases > and under cases that are constructed to be as bad as possible for each > of them. Or suppose we test this patch with the lock mitigation > strategies and then remove the mitigations for some inexpensive > command (e.g. SHOW) and then use pgbench to spam that command. Like > you, I suspect that the locking mitigations are important in some > workloads, but it would be good to have some figures to back that out, > as well as to find out whether there's still too much overhead.
This patch has not received any replies after this comment for three months, so I am marking it as returned with feedback. I agree that this should be benchmarked carefully. -- Michael
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