From nobody Wed Jul 05 12:36:10 2023 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 4Qwzff53hDz4ltQ4 for ; Wed, 5 Jul 2023 12:36:10 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (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-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Qwzff38Rcz4GYF for ; Wed, 5 Jul 2023 12:36:10 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1688560570; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=o/lElLHPZoo1lC60z5culisjXpmEqODd89ghDg3WnEc=; b=Cf4rvGUiMWeStQutEtbiNeYMpHiwgQFvU/GXdbsrGwJPXmlN2BYQQoTlywv5eHlLYSJl9U ny7HLAXKHYut+u77Ru+YiW3UVkSZBefCAOSz0+Xwome0Hd/AEdDmgi9tfBDFxW1tMcptiS RJ3eMnZf2Fem7Sq8p17cv5OPPAdkujPAoJAYJk3Z6xMrAUmANOJDuWAysy7EmyJOKjtlJt irvRS803ZHcZJrFkr8/prEN2i7GQQgPyx2sOvjTBBXgv3R4dzB91wq+ct/o+ew619Rl5jf 8kP9mNJpc1Z2yGeCB9THmeKmhmtmZICl5V3g+dHGuOSYCypsK3rfTRUwx5Qj8Q== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1688560570; a=rsa-sha256; cv=none; b=VFlug4VFsN9KUfdPxYNWz+w5t+6JUYNiYggBOhM15hFZn9vh4ZKwB6EStVvawN3aImjvgF 94nItsbndlPw2bKrw4HxsXXzqkrLpzOx+e0HaRsO2FojpMQK7WNXa3/9lRMH7ZGU2BtuE+ srZ6iRmvxm+FxKGVQ/FH4T2WMa9nH+Kqgzy8yGgs9qvNLgQ3A/jKxjxaAo7jER+cDtUOok UPIDzWRMa8GTQSe8/VEcJFEYcURfq1ZQSfwvB9S521lcS3+PGh53YCBkuMjQL3rku/AtML yTtKwn1FYAtyCXl/s+WXpoBzaz5YlqQ0xh0BGaXYLBAqbMsuRm0dbdGFwCT2NQ== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (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 mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4Qwzff2GFszFv4 for ; Wed, 5 Jul 2023 12:36:10 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 365CaAEr060476 for ; Wed, 5 Jul 2023 12:36:10 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 365CaArX060472 for threads@FreeBSD.org; Wed, 5 Jul 2023 12:36:10 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: threads@FreeBSD.org Subject: [Bug 272238] False sharing with pthread rw and spin locks leads to severe perf degradation Date: Wed, 05 Jul 2023 12:36:10 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: threads X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: performance X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: mjg@FreeBSD.org X-Bugzilla-Status: Closed X-Bugzilla-Resolution: FIXED X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: mjg@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: assigned_to bug_status resolution Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Threading List-Archive: https://lists.freebsd.org/archives/freebsd-threads List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-threads@freebsd.org X-BeenThere: freebsd-threads@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D272238 Mateusz Guzik changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|threads@FreeBSD.org |mjg@FreeBSD.org Status|Open |Closed Resolution|--- |FIXED --=20 You are receiving this mail because: You are the assignee for the bug.=