From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-0.3 required=5.0 tests=BAYES_00, REPLYTO_WITHOUT_TO_CC autolearn=no autolearn_force=no version=3.4.4 X-Google-Thread: a07f3367d7,5627bbd30d10b1bc X-Google-Attributes: gida07f3367d7,public,usenet X-Google-NewGroupId: yes X-Google-Language: ENGLISH,ASCII-7-bit X-Received: by 10.180.89.133 with SMTP id bo5mr1047895wib.6.1359313153156; Sun, 27 Jan 2013 10:59:13 -0800 (PST) Path: i11ni23605wiw.0!nntp.google.com!feeder1.cambriumusenet.nl!82.197.223.108.MISMATCH!feeder2.cambriumusenet.nl!feed.tweaknews.nl!85.12.40.131.MISMATCH!xlned.com!feeder3.xlned.com!border5.a.newsrouter.astraweb.com!news.astraweb.com!border6.newsrouter.astraweb.com!newspeer1.nac.net!newspump.sol.net!newsfeed.hal-mli.net!feeder1.hal-mli.net!weretis.net!feeder1.news.weretis.net!feeder4.news.weretis.net!news.mixmin.net!aioe.org!.POSTED!not-for-mail From: "Dmitry A. Kazakov" Newsgroups: comp.lang.ada Subject: Re: Parallel for in instant, Useful strategy ? Date: Fri, 25 Jan 2013 16:13:29 +0100 Organization: cbb software GmbH Message-ID: References: <8752bd49-0ab9-48dd-b257-ee32f0180a18@googlegroups.com> Reply-To: mailbox@dmitry-kazakov.de NNTP-Posting-Host: FbOMkhMtVLVmu7IwBnt1tw.user.speranza.aioe.org Mime-Version: 1.0 X-Complaints-To: abuse@aioe.org User-Agent: 40tude_Dialog/2.0.15.1 X-Notice: Filtered by postfilter v. 0.8.2 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Date: 2013-01-25T16:13:29+01:00 List-Id: On Fri, 25 Jan 2013 06:46:27 -0800 (PST), Patrick wrote: > I am not really suggesting a rewrite of sqlite but I am wondering, with > the rise of multicores computers, whether commands might be better written > as parallel programs. No. Multicore architecture is a shared-memory one. As such it has an advantage only in the cases involving computations. In other cases (e.g. persistence layer) the effect on performance is difficult to predict. It can well be negative. -- Regards, Dmitry A. Kazakov http://www.dmitry-kazakov.de