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Re: [Bug-apl] Performance optimisations: Results


From: Elias Mårtenson
Subject: Re: [Bug-apl] Performance optimisations: Results
Date: Wed, 2 Apr 2014 18:52:35 +0800

By the way, I believe the hang comes from GNU APL trying to format the 1024 by 1024 array for printing.

Regards,
Elias


On 2 April 2014 18:43, Elias Mårtenson <address@hidden> wrote:
Thanks,

Now I have an OpenMP enabled build on Solaris, and I'm ready to test. How am I supposed to interpret the output from this command?

Regards,
Elias


On 2 April 2014 01:27, Juergen Sauermann <address@hidden> wrote:
Hi Elias,

I have attached the changed files. Note thjat this is very quick-and-dirty.
No automake integration, fixed variable size, etc. And the process hangs
after the loop (no idea why, "killall apl" helps).

I apl do:

A←(1024×1024)⍴2 ◊ A+A

/// Jürgen





On 04/01/2014 06:44 PM, Elias Mårtenson wrote:

Hello Jürgen,

How can I reproduce your tests? My workstation has 4 cores (×2 threads) and at work I have up to 32-core machines to test on. (I might have some 128 or 256 core machines too).

Regards,
Elias





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