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From: Maxime Devos <maximedevos@telenet.be>
To: Damien Mattei <damien.mattei@gmail.com>,
	guile-user <guile-user@gnu.org>,
	 guile-devel <guile-devel@gnu.org>
Subject: Re: map-par slower than map
Date: Wed, 12 Oct 2022 20:45:50 +0200	[thread overview]
Message-ID: <fbbd5f63-3ad4-efd9-a096-8f3b466efae0@telenet.be> (raw)
In-Reply-To: <CADEOadfKc-WvKz-1zLbKAuvmK9j2MgRYMhZA2a0_2RZbOKCOKg@mail.gmail.com>


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On 12-10-2022 19:19, Damien Mattei wrote:
> Hello,
> all is in the title, i test on a approximately 30000 element list , i got
> 9s with map and 3min 30s with par-map on exactly the same piece of code!?
>
 > [...]
 >
> translated from Scheme+ to Scheme:
> (define unified-minterms-set-1 (map function-unify-minterms-list
> minterms-set)) ;;(par-map function-unify-minterms-list minterms-set))

The definition of 'function-unify-minterms-list' and 'minterms-set' is 
missing.  Without a test case, we can only speculate what's going on. 
(E.g., maybe it grabs a mutex).

Greetings,
Maxime.

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  reply	other threads:[~2022-10-12 18:45 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-12 17:19 map-par slower than map Damien Mattei
2022-10-12 18:45 ` Maxime Devos [this message]
2022-10-12 20:20   ` Damien Mattei
2022-10-12 20:27     ` Damien Mattei
2022-10-12 21:29       ` Zelphir Kaltstahl
2022-10-14  8:21         ` Damien Mattei
2022-10-14  8:38           ` Zelphir Kaltstahl
2022-10-17 13:17             ` Damien Mattei
2022-10-22 16:01               ` Damien Mattei
2022-10-23  1:06                 ` Damien Mattei
2022-10-23 23:18                   ` Zelphir Kaltstahl
2022-10-24  3:56                     ` Keith Wright
2022-10-24  7:03                       ` Zelphir Kaltstahl
2022-10-24  4:39                     ` Damien Mattei
2022-10-25  9:07         ` Mikael Djurfeldt
2022-10-25  9:11           ` Mikael Djurfeldt
2022-10-25 14:09             ` Damien Mattei
2022-11-10 10:32         ` Damien Mattei
2022-11-10 10:41           ` Damien Mattei
2022-11-10 10:52             ` Zelphir Kaltstahl
2022-11-10 13:36               ` Damien Mattei
2022-11-10 17:07           ` Olivier Dion via General Guile related discussions
2022-11-11 10:26             ` Damien Mattei
2022-11-11 12:25               ` Zelphir Kaltstahl
2022-11-11 13:36                 ` Damien Mattei
2022-11-11 13:37                   ` Damien Mattei
2022-11-13  8:23                     ` Damien Mattei
2022-10-12 21:44     ` Maxime Devos
2022-10-12 21:55 ` Olivier Dion via Developers list for Guile, the GNU extensibility library
2022-10-13  7:40   ` Damien Mattei
2022-10-13  8:20     ` Damien Mattei
2022-10-13  9:10     ` Olivier Dion via Developers list for Guile, the GNU extensibility library
2022-10-13 10:44   ` Damien Mattei
2022-10-13 11:00     ` Olivier Dion via Developers list for Guile, the GNU extensibility library
     [not found]       ` <CADEOadfovi8s3OxRcssWOuOW8jjHoL9Z7pD_5FstSm=ZkBHP8g@mail.gmail.com>
2022-10-13 11:57         ` Fwd: " Damien Mattei
2022-10-13 12:36           ` Damien Mattei
2022-10-13 12:41             ` Olivier Dion via Developers list for Guile, the GNU extensibility library
2022-10-13 13:43               ` Damien Mattei
2022-10-13 14:06                 ` Olivier Dion via Developers list for Guile, the GNU extensibility library
2022-10-13 14:10                   ` Damien Mattei
2022-10-13 14:21                     ` Damien Mattei

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