Comment on Benchmarking Postgres 17 vs. 18parentComments−nopurpose10moThen io_uring AIO mode underperformance is even more curious.−anarazel10moIt is. I tried to repro it without success.I wonder if it's just being executed on a different VMs with slightly different performance characteristics. I can't tell based on the formulation in the post whether all the runs for one test are executed on the same VM or not.
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Then io_uring AIO mode underperformance is even more curious.
It is. I tried to repro it without success.
I wonder if it's just being executed on a different VMs with slightly different performance characteristics. I can't tell based on the formulation in the post whether all the runs for one test are executed on the same VM or not.