Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.forth > #132031

Re: Parallel Forth on a 44 core machine

From mhx@iae.nl (mhx)
Newsgroups comp.lang.forth
Subject Re: Parallel Forth on a 44 core machine
Date 2024-08-18 14:32 +0000
Organization novaBBS
Message-ID <f149ab8c61a2bc72b3471b90985a3930@www.novabbs.com> (permalink)
References (1 earlier) <112ba13cc3d99496d5825773b3f0642e@www.novabbs.com> <2df471d1ec39c22949169f8a612b780d@www.novabbs.com> <nnd$0f8813aa$41d0ee61@18dd570284c2b77b> <932f13f537e8c918ecd2089466e4c405@www.novabbs.com> <2024Aug18.154233@mips.complang.tuwien.ac.at>

Show all headers | View raw

On Sun, 18 Aug 2024 13:42:33 +0000, Anton Ertl wrote:

> mhx@iae.nl (mhx) writes:
>>What I meant is severe slowdown when reading variables that are
>>physically *close* to variables that belong to another process.

> Yes, but if you want performance, you have to rearrange your data to
> avoid false sharing.

Do you know if shared memory as provided by the OS (or Windows)
has these problems too?

-marcel

Back to comp.lang.forth | Previous | Next — Previous in thread | Next in thread | Find similar

Thread

Parallel Forth on a 44 core machine mhx@iae.nl (mhx) - 2024-08-17 15:34 +0000
  Re: Parallel Forth on a 44 core machine minforth@gmx.net (minforth) - 2024-08-18 09:28 +0000
    Re: Parallel Forth on a 44 core machine mhx@iae.nl (mhx) - 2024-08-18 11:31 +0000
      Re: Parallel Forth on a 44 core machine albert@spenarnc.xs4all.nl - 2024-08-18 14:47 +0200
        Re: Parallel Forth on a 44 core machine mhx@iae.nl (mhx) - 2024-08-18 13:33 +0000
          Re: Parallel Forth on a 44 core machine anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2024-08-18 13:42 +0000
            Re: Parallel Forth on a 44 core machine mhx@iae.nl (mhx) - 2024-08-18 14:32 +0000
              Re: Parallel Forth on a 44 core machine anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2024-08-18 15:14 +0000
          Re: Parallel Forth on a 44 core machine minforth@gmx.net (minforth) - 2024-08-18 14:01 +0000
    Re: Parallel Forth on a 44 core machine mhx@iae.nl (mhx) - 2024-08-28 09:29 +0000
      Re: Parallel Forth on a 44 core machine Paul Rubin <no.email@nospam.invalid> - 2024-08-28 09:35 -0700
  Re: Parallel Forth on a 44 core machine mhx@iae.nl (mhx) - 2024-08-18 18:37 +0000

csiph-web