From nobody Wed May 8 09:37:58 2024 X-Original-To: threads@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4VZ9795T45z5Kjx4 for ; Wed, 08 May 2024 09:38:13 +0000 (UTC) (envelope-from jussi.korkala@icloud.com) Received: from qs51p00im-qukt01072302.me.com (qs51p00im-qukt01072302.me.com [17.57.155.13]) (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) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4VZ9793BQkz41ZC for ; Wed, 8 May 2024 09:38:13 +0000 (UTC) (envelope-from jussi.korkala@icloud.com) Authentication-Results: mx1.freebsd.org; none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=icloud.com; s=1a1hai; t=1715161092; bh=yMT0QU76AJpwsXNljRIRq1sL8bzQzvGbNBHVY9RA6uU=; h=Content-Type:From:Mime-Version:Subject:Date:Message-Id:To; b=MJ7DALsExSCNJdwyHIpDyntQs/gcRN/Y2Q1/jJ4FmGffoAKDWE6jXecC4ZaZVq9Zb PISTdqR1u9R/JG0NdFvuGZKcRw2b8o4u9DJZHMarMXlTgScJ3r0WeqlawoZlZsmeu+ pdonhhzDcY3pSksPd+OZyS+Muh2CAnQTlvYTAqXh/WFjFBULJvGlL+umAzcwYxKbkc FZxv5XstMdD/zqtI4ewf+g7q6rPZ83SR2wpRPuZt5Dpy1oFjjMtB4A264D3tPvPL/G /NlQMmhmtZpJ5K7MOCsyEfb3xFlXYuGzrrsLuTqN/cto/sGoHl09UOgK9XZmsbAeAQ OqW4Giac5/cNg== Received: from smtpclient.apple (qs51p00im-dlb-asmtp-mailmevip.me.com [17.57.155.28]) by qs51p00im-qukt01072302.me.com (Postfix) with ESMTPSA id 884D963001DC; Wed, 8 May 2024 09:38:11 +0000 (UTC) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable From: Jussi Korkala List-Id: Threading List-Archive: https://lists.freebsd.org/archives/freebsd-threads List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-threads@freebsd.org Sender: owner-freebsd-threads@FreeBSD.org Mime-Version: 1.0 (1.0) Subject: Re: [Bug 278703] Forking on 13.3 restricting to same CPU core Date: Wed, 8 May 2024 12:37:58 +0300 Message-Id: <62CA3F84-2D56-427D-B760-A70CAAECB269@icloud.com> References: Cc: threads@freebsd.org In-Reply-To: To: bugzilla-noreply@freebsd.org X-Mailer: iPhone Mail (21E236) X-Proofpoint-GUID: MQ49JG6k4rTilllZd1NrrrYCgXJ-hVvK X-Proofpoint-ORIG-GUID: MQ49JG6k4rTilllZd1NrrrYCgXJ-hVvK X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1039,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-08_05,2024-05-08_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 clxscore=1015 bulkscore=0 malwarescore=0 spamscore=0 adultscore=0 mlxscore=0 mlxlogscore=999 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2308100000 definitions=main-2405080068 X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:714, ipnet:17.57.155.0/24, country:US] X-Rspamd-Queue-Id: 4VZ9793BQkz41ZC I think we may be in full on entropy/cut by thousand knives mode here. I think the correct large scale aim is to increase negentropy. Best regards, Jussi Korkala > On 7. May 2024, at 22.40, bugzilla-noreply@freebsd.org wrote: >=20 > =EF=BB=BFhttps://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D278703 >=20 > --- Comment #8 from cbl@cbl.us --- > (In reply to Alan Somers from comment #7) > I tested 14.0 and 13.3 base LLVM versions and both are impacted. Have not > tested stable ye. I also compiled llvm-devel, which is v19.x, and it is al= so > impacted. Safe to assume all versions after v16.x are impacted based on my= > testing. I'd love to see the PR make it in 14.1 and the PR pushed to the > appropriate ports as patches for llvm16/llvm17/llvm18, etc until it makes i= t > into a newer llvm release. >=20 > -- > You are receiving this mail because: > You are the assignee for the bug.