From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: martin rudalics Newsgroups: gmane.emacs.devel Subject: Re: Tooltips GC overhead Date: Thu, 30 Jul 2015 11:05:47 +0200 Message-ID: <55B9E8EB.5090402@gmx.at> References: <55B7796B.3070005@gmx.at> <55B87E3F.80708@gmx.at> <55B8E367.9020201@cs.ucla.edu> <55B8F3E9.5000707@gmx.at> <833806yld0.fsf@gnu.org> <55B915CE.7070803@gmx.at> <55B94267.5050208@cs.ucla.edu> <55B9CD5D.8040302@gmx.at> <55B9D017.1000109@cs.ucla.edu> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1438247182 1734 80.91.229.3 (30 Jul 2015 09:06:22 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 30 Jul 2015 09:06:22 +0000 (UTC) Cc: emacs-devel@gnu.org To: Paul Eggert Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Jul 30 11:06:15 2015 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1ZKjn5-0001NG-7Y for ged-emacs-devel@m.gmane.org; Thu, 30 Jul 2015 11:06:15 +0200 Original-Received: from localhost ([::1]:38672 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZKjn4-0002jT-AH for ged-emacs-devel@m.gmane.org; Thu, 30 Jul 2015 05:06:14 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:58080) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZKjn1-0002jO-5w for emacs-devel@gnu.org; Thu, 30 Jul 2015 05:06:12 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZKjmv-0006tP-Sa for emacs-devel@gnu.org; Thu, 30 Jul 2015 05:06:10 -0400 Original-Received: from mout.gmx.net ([212.227.15.15]:58209) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZKjmv-0006t8-Hh for emacs-devel@gnu.org; Thu, 30 Jul 2015 05:06:05 -0400 Original-Received: from [93.82.15.176] ([93.82.15.176]) by mail.gmx.com (mrgmx002) with ESMTPSA (Nemesis) id 0MDyil-1Z6h9K1InX-00HR9E; Thu, 30 Jul 2015 11:05:53 +0200 In-Reply-To: <55B9D017.1000109@cs.ucla.edu> X-Provags-ID: V03:K0:+PiH2aWr42/Hi5J/kURCtQRp1dvDUeEjbje/bnxDX21myJyH0wz Oc5Nxc7Whr5jojMysV5nH1GCwAU0auW0ixPk0mONd27J7qK8XK0dLQA4dHqd92lEVUXU47q zbcAvhpMIoMblIKNznYFYV/1MqVeTWQ5TNoLUUagbJU9ZucExiXZJe2QNDzKxI6aLcC+Biq aoQ5QcedkQ2LyPG3lEQjg== X-UI-Out-Filterresults: notjunk:1;V01:K0:Ag5Ht/rin/I=:XfETNsr9IRmzvOhgtRMRHt IWRGY4DrKxSomuYXiiABEaf98DiptJaRGoU3YkJLZZCWSzGEAu2+jbJTrFDweVjd07WthNobT byc5NDttNNKm8ONb8RQuSW0DQV/r5jKLBSMi7uD86sn85fZ1ZrY/c9blgn1+pHN4WhmAe6qKJ qSHQiA4foLwbJAYjVTitptjo6igFC6QzZENhbqJyCpQjR68ixfEXYEd2RmPA0i16AQJ7MwAjU 8IXpqdT1pJ4Gq6XpcNYDNz/qotew2g0GK9ijpT85haNntfe2cUiN4UPuDsTGSZLqsoufolu6b MbCDKHzjRM1Uq3vmXCa2zteSZwLKLD9E9qK69FrnBukLdV/ovo04Q8XyRMNFP3Gud/3NaTyR3 RUWIkSgcIoby2bVNetTi/P0Eeiqd05k8Yg4Q/a9eJXWbHvKWD6A+8i7nPRddCpdowfq9Xlntk m5rzHaWZciJRhQPaf1im7szlFcvvJ3aBmpamgYN+KFtKegMcalbIAxihayT6woAx4BrnN4gDK p15xsTTZwgdDETiorZsXJW7k10jTfSoKd/QpLGr1gR4zuEcjuuj5CRy7SN+49QBN6qzdExsGZ in0MrraswWixks1YlvGf6PiktkwGmEOevaUB/Hd3QHil9quVITHQd/kZtY3/XsGyt26tVnHW5 JTpsWOH+nDIdA68wmp3ziFC3UGuLkG6pZHr5Wexamdt29ii/mzsalCgzBoIhNlutc6Qk= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 212.227.15.15 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:188189 Archived-At: >> I suppose you didn't wait until the tooltips really showed up. > > No, I waited. This is hopeless. Evaluating (let ((c cons-cells-consed) (v vector-cells-consed)) (tooltip-show "foobar") (message "cons: %s vector: %s" (- cons-cells-consed c) (- vector-cells-consed v))) gives here "cons: 58696 vector: 9443". Evaluating (let ((c cons-cells-consed) (v vector-cells-consed)) (x-show-tip "foobar") (message "cons: %s vector: %s" (- cons-cells-consed c) (- vector-cells-consed v))) gets me "cons: 58649 vector: 9443", so the remainder of `tooltip-show' is responsible for just 47 additional conses. We can ignore that. I suppose most of the overhead goes to x_create_tip_frame - a normal `make-frame' here gets me "cons: 37464 vector: 33018". Calculating the tooltip position doesn't seem to add much overhead. So the only way to fix this is to hide tooltip frames instead of deleting and re-creating them. If this can be done properly. And - ceterum censeo - the profiler should be fixed. In its current form it's more confusing than enlightening. martin