From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on starla X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 Received: from nue.mailmanlists.eu (nue.mailmanlists.eu [94.130.110.93]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id 94D0C1F44D for ; Thu, 14 Mar 2024 16:20:19 +0000 (UTC) Authentication-Results: dcvr.yhbt.net; dkim=pass (1024-bit key; secure) header.d=ml.ruby-lang.org header.i=@ml.ruby-lang.org header.a=rsa-sha256 header.s=mail header.b=CHq3Jd7A; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=ruby-lang.org header.i=@ruby-lang.org header.a=rsa-sha256 header.s=s1 header.b=fufaHAQU; dkim-atps=neutral Received: from nue.mailmanlists.eu (localhost [127.0.0.1]) by nue.mailmanlists.eu (Postfix) with ESMTP id AA102832E8; Thu, 14 Mar 2024 16:20:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ml.ruby-lang.org; s=mail; t=1710433211; bh=TPRprigyMbUW6LiAu+KLxia5l24rIu4v0P/OLSYn0Tk=; h=Date:References:To:Reply-To:Subject:List-Id:List-Archive: List-Help:List-Owner:List-Post:List-Subscribe:List-Unsubscribe: From:Cc:From; b=CHq3Jd7AOty5F8vP+kbwGy3BAYOWqnTtmgXrop0pnY+ET0xFLS6oggmdJfPhqu7sD Vtnuerfwafi4e/dPJbdsVPTAG1bES6Xm8Xt9i+0X2Ho43DzkNyjUI0IL4i9dBDrdlA F17QZRLUJ8qO6DPrlXLResljTTnVFsZufRZYnkq0= Received: from s.wrqvwxzv.outbound-mail.sendgrid.net (s.wrqvwxzv.outbound-mail.sendgrid.net [149.72.154.232]) by nue.mailmanlists.eu (Postfix) with ESMTPS id C393E832B8 for ; Thu, 14 Mar 2024 16:20:07 +0000 (UTC) Authentication-Results: nue.mailmanlists.eu; dkim=pass (2048-bit key; unprotected) header.d=ruby-lang.org header.i=@ruby-lang.org header.a=rsa-sha256 header.s=s1 header.b=fufaHAQU; dkim-atps=neutral DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ruby-lang.org; h=from:references:subject:mime-version:content-type: content-transfer-encoding:list-id:to:cc:content-type:from:subject:to; s=s1; bh=js2dVtTwxTZYJ64V5h4zW+O7D3nzwFNuxRoU25xCOn8=; b=fufaHAQUZOZ5bj9+I5w1SmXNphNvzwWpXyo+ubyxrvNNgSYxfiLJlofvX+fWRsjhAAex rCeUar4oNMFgNA0lAAw9jxAsS7ygaX2SZfy8j8k8yomEfBtWa65f4yCk46CKmZk2wpP73l xeSntw7qcPmQWiBPRnfSvgeah4j/1PFsTHXDY/bVT3YzSZwbdhPITCglripZV1lXWDTZvo l76ogyfvQyOVCAG0pjnudxIemXaYSQCCOjmGEvUWI2ND0f+94p2jZsTIW6UnL0Gyz2kpYj BKMF2UdJfPV6Mv5rQmkg6pPeiezw2NHrJ96bI67qLQ99shQdfksYO+uuGpyfI7wA== Received: by recvd-c464bfb6d-h67mr with SMTP id recvd-c464bfb6d-h67mr-1-65F323B5-3A 2024-03-14 16:20:05.558013962 +0000 UTC m=+1276143.466900501 Received: from herokuapp.com (unknown) by geopod-ismtpd-32 (SG) with ESMTP id PivEZsRBSJa3e3LlUI9OtA for ; Thu, 14 Mar 2024 16:20:05.464 +0000 (UTC) Date: Thu, 14 Mar 2024 16:20:05 +0000 (UTC) Message-ID: References: Mime-Version: 1.0 X-Redmine-Project: ruby-master X-Redmine-Issue-Tracker: Bug X-Redmine-Issue-Id: 20150 X-Redmine-Issue-Author: peterzhu2118 X-Redmine-Issue-Priority: Normal X-Redmine-Sender: naruse X-Mailer: Redmine X-Redmine-Host: bugs.ruby-lang.org X-Redmine-Site: Ruby Issue Tracking System X-Auto-Response-Suppress: All Auto-Submitted: auto-generated X-Redmine-MailingListIntegration-Message-Ids: 93749 X-SG-EID: =?us-ascii?Q?u001=2EhGFfhdJzu4NO4V2+b30G6dbw+VuL3beZ0PPXT3QK5Aw+yzEytPMyHWWhg?= =?us-ascii?Q?MagkviFV7=2FAUx7fnB3tdvTxuSCk0Ii0abXsztny?= =?us-ascii?Q?uYxnDikH+9OLqwiwvsEK2ZjPMSVEkwL9sW4++38?= =?us-ascii?Q?zA8mWaaOWWcqwrg2tbaLX4R6h4CA1gA2h=2FaWbAa?= =?us-ascii?Q?6ki9Qep8ftbO47OqAssLdu3ESYNDIziKwYRMkSS?= =?us-ascii?Q?ytEeq1gPPzg1sKNWnZ0OVokuByWAxwRT+zr7240?= =?us-ascii?Q?v3n=2F?= To: ruby-core@ml.ruby-lang.org X-Entity-ID: u001.I8uzylDtAfgbeCOeLBYDww== Message-ID-Hash: 3DTR5IU7UKQX5NM3V7APWFH7QWY3FRE7 X-Message-ID-Hash: 3DTR5IU7UKQX5NM3V7APWFH7QWY3FRE7 X-MailFrom: bounces+313651-b711-ruby-core=ml.ruby-lang.org@em5188.ruby-lang.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.3 Precedence: list Reply-To: Ruby developers Subject: [ruby-core:117183] [Ruby master Bug#20150] Memory leak in grapheme clusters List-Id: Ruby developers Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: "naruse (Yui NARUSE) via ruby-core" Cc: "naruse (Yui NARUSE)" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Issue #20150 has been updated by naruse (Yui NARUSE). Backport changed from 3.0: UNKNOWN, 3.1: REQUIRED, 3.2: DONE, 3.3: REQUIRED to 3.0: UNKNOWN, 3.1: REQUIRED, 3.2: DONE, 3.3: DONE ruby_3_3 62de3eb5a2e5b1f0f1516dc99241c4c54a1bf691 merged revision(s) b3d612804946e841e47d14e09b6839224a79c1a4. ---------------------------------------- Bug #20150: Memory leak in grapheme clusters https://bugs.ruby-lang.org/issues/20150#change-107273 * Author: peterzhu2118 (Peter Zhu) * Status: Closed * Backport: 3.0: UNKNOWN, 3.1: REQUIRED, 3.2: DONE, 3.3: DONE ---------------------------------------- GitHub PR: https://github.com/ruby/ruby/pull/9414 String#grapheme_cluters and String#each_grapheme_cluster leaks memory because if the string is not UTF-8, then the created regex will not be freed. For example: ```ruby str = "hello world".encode(Encoding::UTF_32LE) 10.times do 1_000.times do str.grapheme_clusters end puts `ps -o rss= -p #{$$}` end ``` Before: ``` 26000 42256 59008 75792 92528 109232 125936 142672 159392 176160 ``` After: ``` 9264 9504 9808 10000 10128 10224 10352 10544 10704 10896 ``` -- https://bugs.ruby-lang.org/ ______________________________________________ ruby-core mailing list -- ruby-core@ml.ruby-lang.org To unsubscribe send an email to ruby-core-leave@ml.ruby-lang.org ruby-core info -- https://ml.ruby-lang.org/mailman3/postorius/lists/ruby-core.ml.ruby-lang.org/