[aarch64-port-dev ] Some benchmarking help required

White, Derek Derek.White at cavium.com
Wed May 23 22:45:59 UTC 2018


These are for SPECjbb Composite scores on 2-socket T99 w/ 256GB ram.

> -----Original Message-----
> From: White, Derek
> Sent: Wednesday, May 23, 2018 6:42 PM
> To: 'White, Derek' <Derek.White at cavium.com>; Andrew Haley
> <aph at redhat.com>; Dmitry Chuyko <dmitry.chuyko at bell-sw.com>;
> aarch64-port-dev at openjdk.java.net
> Subject: RE: [aarch64-port-dev ] Some benchmarking help required
> 
> Hi Andrew,
> 
> The P1 patch is looking pretty good on T99.
> 
> Taking a median of 3 runs in each config, we get:
> Andrew Haley's Patches - Median scores, relative to Clean:
> JDK	Max	Critical
> jdk11-clean	1.00	1.00
> jdk11-p1	1.02	1.08
> jdk11-p1p2	1.01	1.04
> 
> Looking at "best of 3 runs":
> JDK	Max	Critical
> jdk11-clean	1.00	1.00
> jdk11-p1	1.01	1.07
> jdk11-p1p2	1.00	0.99
> 
> Note that we normally do 4-5 runs, but time was tight. For completeness I'm
> doing the p2 runs now.
> 
>  - Derek
> 
> > -----Original Message-----
> > From: aarch64-port-dev [mailto:aarch64-port-dev-
> > bounces at openjdk.java.net] On Behalf Of White, Derek
> > Sent: Monday, May 21, 2018 2:14 PM
> > To: Andrew Haley <aph at redhat.com>; Dmitry Chuyko
> > <dmitry.chuyko at bell-sw.com>; aarch64-port-dev at openjdk.java.net
> > Subject: Re: [aarch64-port-dev ] Some benchmarking help required
> >
> > Hi Andrew,
> >
> > Dmitry and I arm-wrestled for it and and I lost. ��
> > I'll work on the SPECjbb numbers. May take a day or so to get numbers
> out.
> >
> >  - Derek
> >
> > > -----Original Message-----
> > > From: aarch64-port-dev [mailto:aarch64-port-dev-
> > > bounces at openjdk.java.net] On Behalf Of Andrew Haley
> > > Sent: Monday, May 21, 2018 11:01 AM
> > > To: Dmitry Chuyko <dmitry.chuyko at bell-sw.com>; aarch64-port-
> > > dev at openjdk.java.net
> > > Subject: Re: [aarch64-port-dev ] Some benchmarking help required
> > >
> > > Thank you, you've been wonderful.  Can I be a pain and ask for one
> > > more thing, SPECjbb?  Thanks!
> > >
> > > --
> > > Andrew Haley
> > > Java Platform Lead Engineer
> > > Red Hat UK Ltd. <https://www.redhat.com>
> > > EAC8 43EB D3EF DB98 CC77 2FAD A5CD 6035 332F A671


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