PG Bug reporting form <noreply@postgresql.org> writes:
> NOPM values captured with HammerDB-v4.3 scripts (schema_tpcc.tcl and
> test_tpcc.tcl ) for multiple trails.
> The expected performance deviation between multiple trials should be less
> than 2%
According to who? Even if you'd provided an easily reproducible
example, I doubt we'd accept this as a bug. Adding more sessions
does not have zero cost.
regards, tom lane