Re: BUG #17307: Performance deviation between the multiple iterations (NOPM & TPM values).

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: researcherhpc(at)gmail(dot)com
Cc: pgsql-bugs(at)lists(dot)postgresql(dot)org
Subject: Re: BUG #17307: Performance deviation between the multiple iterations (NOPM & TPM values).
Date: 2021-12-02 18:52:34
Message-ID: 2117835.1638471154@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-bugs

PG Bug reporting form <noreply(at)postgresql(dot)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

In response to

Responses

Browse pgsql-bugs by date

  From Date Subject
Next Message Ian R. Campbell 2021-12-02 18:53:55 Re: Inconsistent cast to "char"
Previous Message Tom Lane 2021-12-02 18:50:36 Re: Inconsistent cast to "char"