From unknown Sat Sep 20 17:13:11 2025 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Mailer: MIME-tools 5.509 (Entity 5.509) Content-Type: text/plain; charset=utf-8 From: bug#17419 <17419@debbugs.gnu.org> To: bug#17419 <17419@debbugs.gnu.org> Subject: Status: doc: mention several improvements for performance Reply-To: bug#17419 <17419@debbugs.gnu.org> Date: Sun, 21 Sep 2025 00:13:11 +0000 retitle 17419 doc: mention several improvements for performance reassign 17419 grep submitter 17419 Norihiro Tanaka severity 17419 normal thanks From debbugs-submit-bounces@debbugs.gnu.org Tue May 06 09:03:28 2014 Received: (at submit) by debbugs.gnu.org; 6 May 2014 13:03:28 +0000 Received: from localhost ([127.0.0.1]:52494 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Whf1s-0005sL-6b for submit@debbugs.gnu.org; Tue, 06 May 2014 09:03:28 -0400 Received: from eggs.gnu.org ([208.118.235.92]:37609) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Whf1p-0005s5-P5 for submit@debbugs.gnu.org; Tue, 06 May 2014 09:03:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Whf1c-0005Ls-6m for submit@debbugs.gnu.org; Tue, 06 May 2014 09:03:20 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_50 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:47109) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Whf1c-0005Ll-4c for submit@debbugs.gnu.org; Tue, 06 May 2014 09:03:12 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39268) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Whf1U-0005bZ-GD for bug-grep@gnu.org; Tue, 06 May 2014 09:03:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Whf1M-0005Em-Ud for bug-grep@gnu.org; Tue, 06 May 2014 09:03:04 -0400 Received: from mailgw04.kcn.ne.jp ([61.86.7.211]:43343) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Whf1M-0005D1-AS for bug-grep@gnu.org; Tue, 06 May 2014 09:02:56 -0400 Received: from imp01 (mailgw5.kcn.ne.jp [61.86.15.231]) by mailgw04.kcn.ne.jp (Postfix) with ESMTP id 157A96C1EF1 for ; Tue, 6 May 2014 21:57:46 +0900 (JST) Received: from mail07.kcn.ne.jp ([61.86.6.186]) by imp01 with bizsmtp id ycxm1n00140oyB901cxmax; Tue, 06 May 2014 21:57:46 +0900 X-OrgRCPT: bug-grep@gnu.org Received: from [10.120.1.76] (i118-21-128-66.s30.a048.ap.plala.or.jp [118.21.128.66]) by mail07.kcn.ne.jp (Postfix) with ESMTPA id BA2CBD500BB for ; Tue, 6 May 2014 21:57:45 +0900 (JST) Date: Tue, 06 May 2014 21:57:45 +0900 From: Norihiro Tanaka To: bug-grep@gnu.org Subject: doc: mention several improvements for performance Message-Id: <20140506215738.7858.27F6AC2D@kcn.ne.jp> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="------_5368DA1D000000007855_MULTIPART_MIXED_" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.65.07 [ja] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -4.0 (----) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -4.0 (----) --------_5368DA1D000000007855_MULTIPART_MIXED_ Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit This patch adds a description about several improvements for performance to NEWS. --------_5368DA1D000000007855_MULTIPART_MIXED_ Content-Type: text/plain; charset="UTF-8"; name="0001-grep-doc-mention-several-improvements-for-performanc.patch" Content-Disposition: attachment; filename="0001-grep-doc-mention-several-improvements-for-performanc.patch" Content-Transfer-Encoding: base64 RnJvbSAxY2IyOGJhZWE1MWRjNWNhYWNiMmY2Zjg5MGE2ODE2Y2RjOWQ4NGM0IE1vbiBTZXAgMTcg MDA6MDA6MDAgMjAwMQpGcm9tOiBOb3JpaGlybyBUYW5ha2EgPG5vcml0bmtAa2NuLm5lLmpwPgpE YXRlOiBNb24sIDUgTWF5IDIwMTQgMTY6NTg6MzQgKzA5MDAKU3ViamVjdDogW1BBVENIXSBkb2M6 IG1lbnRpb24gc2V2ZXJhbCBpbXByb3ZlbWVudHMgZm9yIHBlcmZvcm1hbmNlCgoqIE5FV1MgKGlt cHJvdmVtZW50cyk6IE1lbnRpb24gc2V2ZXJhbCBpbXByb3ZlbWVudHMgZm9yIHBlcmZvcm1hbmNl LgotLS0KIE5FV1MgfCA2ICsrKysrKwogMSBmaWxlIGNoYW5nZWQsIDYgaW5zZXJ0aW9ucygrKQoK ZGlmZiAtLWdpdCBhL05FV1MgYi9ORVdTCmluZGV4IDcyNjlkNTcuLjgxYmM0ODYgMTAwNjQ0Ci0t LSBhL05FV1MKKysrIGIvTkVXUwpAQCAtMiw2ICsyLDEyIEBAIEdOVSBncmVwIE5FV1MgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAtKi0gb3V0bGluZSAtKi0KIAogKiBOb3Rld29y dGh5IGNoYW5nZXMgaW4gcmVsZWFzZSA/Lj8gKD8/Pz8tPz8tPz8pIFs/XQogCisqKiBJbXByb3Zl bWVudHMKKworICBncmVwIGlzIG5vdyBmYXN0ZXIgbW9yZSB0aGFuIDEwJSBpbiBtb3N0IG9mIGNh c2VzIGFuZCBtb3JlIHRoYW4gMjAwCisgIHRpbWVzIGluIHNvbWUgb2Ygc3BlY2lhbCBjYXNlcyBi eSB0aGUgaW1wcm92ZW1lbnRzIG1vcmUgdGhhbiAxMCBmb3IgdGhlCisgIHBlcmZvcm1hbmNlLgor CiAqKiBCdWcgZml4ZXMKIAogICBncmVwIG5vIGxvbmdlciBtaXNoYW5kbGVzIHBhdHRlcm5zIGxp a2UgW2EtWy56Ll1dLCBhbmQgbm8gbG9uZ2VyCi0tIAoxLjkuMgoK --------_5368DA1D000000007855_MULTIPART_MIXED_-- From debbugs-submit-bounces@debbugs.gnu.org Tue May 06 12:24:36 2014 Received: (at 17419-done) by debbugs.gnu.org; 6 May 2014 16:24:36 +0000 Received: from localhost ([127.0.0.1]:53033 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WhiAV-00036e-Bo for submit@debbugs.gnu.org; Tue, 06 May 2014 12:24:35 -0400 Received: from smtp.cs.ucla.edu ([131.179.128.62]:40630) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WhiAT-00036Q-Aa for 17419-done@debbugs.gnu.org; Tue, 06 May 2014 12:24:34 -0400 Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp.cs.ucla.edu (Postfix) with ESMTP id 812DCA6002F; Tue, 6 May 2014 09:24:27 -0700 (PDT) X-Virus-Scanned: amavisd-new at smtp.cs.ucla.edu Received: from smtp.cs.ucla.edu ([127.0.0.1]) by localhost (smtp.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id K9hFyxjylKe6; Tue, 6 May 2014 09:24:22 -0700 (PDT) Received: from penguin.cs.ucla.edu (Penguin.CS.UCLA.EDU [131.179.64.200]) by smtp.cs.ucla.edu (Postfix) with ESMTPSA id CEE9FA60015; Tue, 6 May 2014 09:24:22 -0700 (PDT) Message-ID: <53690CB6.5010501@cs.ucla.edu> Date: Tue, 06 May 2014 09:24:22 -0700 From: Paul Eggert Organization: UCLA Computer Science Department User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-Version: 1.0 To: Norihiro Tanaka , 17419-done@debbugs.gnu.org Subject: Re: bug#17419: doc: mention several improvements for performance References: <20140506215738.7858.27F6AC2D@kcn.ne.jp> In-Reply-To: <20140506215738.7858.27F6AC2D@kcn.ne.jp> Content-Type: multipart/mixed; boundary="------------090305000404070703020701" X-Spam-Score: -3.0 (---) X-Debbugs-Envelope-To: 17419-done X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.0 (---) This is a multi-part message in MIME format. --------------090305000404070703020701 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Thanks, I pushed the attached patch, which also mentions a downgrade. --------------090305000404070703020701 Content-Type: text/x-patch; name="0001-doc-mention-performance-changes.patch" Content-Transfer-Encoding: 8bit Content-Disposition: attachment; filename="0001-doc-mention-performance-changes.patch" >From 21dad0c6ac46846fbee6eabbb736dfe87fbac508 Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Tue, 6 May 2014 09:22:48 -0700 Subject: [PATCH] doc: mention performance changes * NEWS: Discuss recent performance improvements and downgrades. --- NEWS | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/NEWS b/NEWS index 7269d57..3a20096 100644 --- a/NEWS +++ b/NEWS @@ -44,6 +44,12 @@ GNU grep NEWS -*- outline -*- 'grep -i Lj' now matches both 'LJ' (U+01C7 LATIN CAPITAL LETTER LJ) and 'lj' (U+01C9 LATIN SMALL LETTER LJ). +** Improvements + + Performance has improved, typically by 10% and in some cases by a + factor of 200. However, performance of grep -P in UTF-8 locales has + gotten worse as part of the fix for the abovementioned crashes. + * Noteworthy changes in release 2.18 (2014-02-20) [stable] -- 1.9.0 --------------090305000404070703020701-- From unknown Sat Sep 20 17:13:11 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Wed, 04 Jun 2014 11:24:03 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator