From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Michael Heerdegen Newsgroups: gmane.emacs.bugs Subject: bug#37321: 27.0.50; Excessive gc in a use case (el-search) Date: Sun, 08 Sep 2019 17:25:03 +0200 Message-ID: <87woeidd4g.fsf@web.de> References: <87lfv1pm5x.fsf@web.de> <874l1mc01w.fsf@web.de> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="147431"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: 37321@debbugs.gnu.org To: Paul Eggert Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Sep 08 17:26:25 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1i6z57-000cD7-3V for geb-bug-gnu-emacs@m.gmane.org; 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s=dbaedf251592; t=1567956303; bh=QjBqGPvutmnoSrH/LEIe4EazKeAZH4bzPTSJZZJQc8Q=; h=X-UI-Sender-Class:From:To:Cc:Subject:References:Date:In-Reply-To; b=Y3DFueg5UZk6vCj/R3NtjLfxK5S1UxW4z8wnfo1XxQ6FE5lL+S2u5V+GwB9+Njutn 26cyihYhoKIrEnEhzcQ4bEBqjyjtbyUXf9twriFgLdxCzH/gYdw/YsKvNv1h0SwDns uMCVmnUOGfeedXiO5jrQn1uG+5lysL8h1bgz/deo= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Original-Received: from drachen.dragon ([94.218.186.138]) by smtp.web.de (mrweb003 [213.165.67.108]) with ESMTPSA (Nemesis) id 0MfqC4-1hjvrv07Pg-00NDDJ; Sun, 08 Sep 2019 17:25:03 +0200 In-Reply-To: <874l1mc01w.fsf@web.de> (Michael Heerdegen's message of "Sun, 08 Sep 2019 16:52:43 +0200") X-Provags-ID: V03:K1:0+AQChggy1tfLdvBQ6L75cfR7QGl/sT307GPXIalcc9+Q51F9Sb J0g2Ny1SSTCtW0ltrVUriDe7JKjHrFt2e0nGNQk9akBCZ7Wci8AaKxYtsW1gNOfBTn1ygOl +0j/kxmeFIjD7SiJsPAuRXST2mp2EZe3b5RlHWYiAUJd6jyDU3t93K9DuMfMkUn0TKJ+Tlm dQFxOa67CPigyRhHe1k2g== X-UI-Out-Filterresults: notjunk:1;V03:K0:8iHcRjoxlfc=:jPysMFAv0cgNWJ45yTh6gN ZNb4cpbNOBGnLIt608RIOxbgBbPccPu+zMzsZ7d0QtwqM7b6CKxQJFi7SzCaYo/0k+uWabT93 P0dKl4ktL5tZME/Ydr4AbfvqSTKvTWKjxSaSXc4jHiJi4p1iRyBW7g2Xk5dMLa0M2Gtd5s7U3 bE03r01vLg6wuS1Y0NQLSnIAyOkpMDfS+7xq+CUgCWGxovfaEVYqYpmT4SJp9WsCbyNfWAOEZ T5/VZILbjzbb/Nq71jqr+Zv6g7WoOqMEIYf6nTlv+HSd5k1UIeB1qyhykaO2d9s3SX22OOTuZ B3RBzFkJcr0xH25RLUdyuVwrfVq9FCAww/9pTXL7H5wiPLuzv2WpOp6JekWZnPmIp7eSjyj25 LjthoMMx+N06iuXuzGNk7K7AecJ6hQMjzIG3fHwACdbDR/GQjGvtJ9sODPVvNWD9xDXn6ZApu 9XAzaopJyzLgi1xK4WLltsdUn3Qu9g5fyM4ssQQrsIUPQzpQbGPZZsiABjUSWUu6MpR7cjCgn 5aXW6NiDtu/fYpbBCiQ8+QToAMIEoUTvidII6oDfEfP11kLK/2oJoDGlY3S9bYzlURzCso/2u XREWuvkgIyYKKvACCq5Fl8PtrdqxAgIkbkgSsrsNye6X3lrAMUi1wZa3qNObYtOoTo5NRnDsS uVUWKj5Lo02ZmyDtkmFo3TjF4FhrVa57MEuCSZSwt+Vecb+2pP4rI5GWYWvv6YJ1uR962nh+L 8xpygKAWHpojWtaempslw3HBhqp6GOl5EAA4saJKQBtzbrHKYCAJUSgO0dPuJO2SUz0TWQqd X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:166303 Archived-At: Michael Heerdegen writes: > I think I'll rewrite my use case to use hash tables instead, that should > be more efficient (less garbage). Unfortunately this doesn't make a difference :-( Garbage collection takes ~ 50% of the search time. I don't think I produce unnaturally amounts of garbage. But my Emacs seems to have become slower independently from gc. There is still a slow down of searching by a factor of at least 3 or so that doesn't seem to be related to gc. Michael.