From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Kjetil S. Matheussen" Newsgroups: gmane.lisp.guile.user Subject: Re: the future of Guile Date: Tue, 4 Dec 2007 19:34:21 +0100 (CET) Message-ID: References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Trace: ger.gmane.org 1196793301 23615 80.91.229.12 (4 Dec 2007 18:35:01 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 4 Dec 2007 18:35:01 +0000 (UTC) Cc: guile-user@gnu.org To: "Kjetil S. Matheussen" Original-X-From: guile-user-bounces+guile-user=m.gmane.org@gnu.org Tue Dec 04 19:35:09 2007 Return-path: Envelope-to: guile-user@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1Izcbe-0005uB-Te for guile-user@m.gmane.org; Tue, 04 Dec 2007 19:34:55 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1IzcbO-00064E-Ga for guile-user@m.gmane.org; Tue, 04 Dec 2007 13:34:38 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1IzcbK-00062f-LD for guile-user@gnu.org; Tue, 04 Dec 2007 13:34:34 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1IzcbJ-00060n-0e for guile-user@gnu.org; Tue, 04 Dec 2007 13:34:34 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1IzcbI-00060e-Sn for guile-user@gnu.org; Tue, 04 Dec 2007 13:34:32 -0500 Original-Received: from pat.uio.no ([129.240.10.15]) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1IzcbI-0007V9-DZ for guile-user@gnu.org; Tue, 04 Dec 2007 13:34:32 -0500 Original-Received: from mail-mx3.uio.no ([129.240.10.44]) by pat.uio.no with esmtp (Exim 4.67) (envelope-from ) id 1Izcb8-0001Xo-CB; Tue, 04 Dec 2007 19:34:22 +0100 Original-Received: from notam02.uio.no ([129.240.197.34]) by mail-mx3.uio.no with esmtp (Exim 4.67) (envelope-from ) id 1Izcb8-0002iu-0q; Tue, 04 Dec 2007 19:34:22 +0100 Original-Received: from kjetism (helo=localhost) by notam02.uio.no with local-esmtp (Exim 4.44) id 1Izcb7-00087L-Ld; Tue, 04 Dec 2007 19:34:21 +0100 X-X-Sender: kjetism@notam02.uio.no In-Reply-To: X-UiO-ClamAV-Virus: No X-UiO-Spam-info: not spam, SpamAssassin (score=-3.3, required=12.0, autolearn=disabled, AWL=1.729, UIO_MAIL_IS_INTERNAL=-5) X-UiO-Scanned: 08750AA9C05B0201DB12E55CD7516CB074A33DC9 X-UiO-SPAM-Test: remote_host: 129.240.197.34 spam_score: -32 maxlevel 200 minaction 1 bait 0 mail/h: 5 total 6186 max/h 25 blacklist 0 greylist 0 ratelimit 0 X-detected-kernel: by monty-python.gnu.org: Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: guile-user@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: General Guile related discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: guile-user-bounces+guile-user=m.gmane.org@gnu.org Errors-To: guile-user-bounces+guile-user=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.user:6325 Archived-At: On Tue, 4 Dec 2007, Kjetil S. Matheussen wrote: > > "Marco Maggi": > > > > 4. If a garbage collector allows to remove the need for > > "scm_remember_upto_here" it must be adopted even if it > > makes Guile slower and it raises memory usage a bit (or > > more than a bit). > > If we replace "should" with "must", I agree. > > Regarding the HBGC, a few nonscientific tests earlier this year > showed that HBGC had _much_ lower latency than Guile's garbage > collector. > > I am planning to measure the difference in latency properly > quite soon, and if what I suspect is correct, that the HBGC > has significant lower latency, this is another "should" > for replacing the old one, even if the new one is a little > bit slower and use a little bit more memory. > Oh, and another thing. My tests (available in the guile-devel archives) also showed that the HBGC version usually use a bit less memory than Guile's old garbage collector. (Yet another "should" for replacing. :-) ) _______________________________________________ Guile-user mailing list Guile-user@gnu.org http://lists.gnu.org/mailman/listinfo/guile-user