Re: [HACKERS] Profile of current backend - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: [HACKERS] Profile of current backend
Date
Msg-id 199802101540.KAA09228@candle.pha.pa.us
Whole thread Raw
In response to Re: [HACKERS] Profile of current backend  (Michael Meskes <meskes@topsystem.de>)
List pgsql-hackers
>
> The Hermit Hacker writes:
> >     Just curious, but do you have -F set to disable fsync()?  We
> > really really should disable that by default :(
>
> I tried with -F and it runs nicely. No difference to see between PostgreSQL
> and Oracle. I just ran another test which includes table creation, inserts
> and drop (source follows). Here's the result:
>
> Oracle 7.3.3.4.0:
> I needed 21 seconds and -345682 microseconds for this test
>
> PostgreSQL without -F:
> I needed 152 seconds and -623545 microseconds for this test
>
> PostgreSQL with -F:
> I needed 5 seconds and 84411 microseconds for this test
>
> Whow!
>


This is good news.  Is this with 6.3 or 6.2.1?

--
Bruce Momjian
maillist@candle.pha.pa.us

pgsql-hackers by date:

Previous
From: "Thomas G. Lockhart"
Date:
Subject: Re: [HACKERS] Profile of current backend
Next
From: "Meskes, Michael"
Date:
Subject: RE: [HACKERS] Profile of current backend