From nobody Fri Dec 08 01:00:00 2023 X-Original-To: fs@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 4SmXqP338hz52wkJ for ; Fri, 8 Dec 2023 01:00:01 +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 4SmXqN5nlDz4JFk for ; Fri, 8 Dec 2023 01:00:00 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1701997200; a=rsa-sha256; cv=none; b=dJWlQbE2+Q/jcAyY2RhprXUO2+4UGqvXKtA92dctSHpgJiWKR1YtcB+l4Yh/IVBfYGByI7 ya++TMUh5c8aOFy2r6Ji981iu8t6v7u9dRF9hLvsn8edOWLv0zrirQy2TfaT92/pYx9Mdz YjKE18ZNKq4EMSo+pvCQBqW+35L1HzwMSVN2saAWC6b10MYj5OPhzlPpgaOXwiRk+qhXkj cc09a7PaIaRMyvioGvBfRFPU/RbgehYYR94eaT/R7K9hqr0w8W1DZ+4ufvRn90IIdu/JZe LigPnC8fiXCFE1zSNv35EjGy01Z3Xe46tFYSnmXo6jCR1IakrgElchTGUFrdmA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1701997200; 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=MjDjpdzsRnmeWHGu3/100YZvQwkCP9972XYw+7dk09s=; b=k6S7/h+fWv8OWcOHvFo0rMfi5NeghEekIG910p4jfJApz5llDVQoAyyQNz8lCgG45LYetz xs6HmDsHzQRf/K+b/DE6zFWfExu0QKPZSU0x5PBIVeTuLjgH/OAuEkMcdMs5baX0iU1Se+ ZmcHN0S4ZvXylT9QETBWy+N4GuLU+Ow51RmAt80tbrmORM8susLpEK5Pi83c74zA0B9mPg sKZbwjq/KsRIuWhmmCG9tViF010pltLOhJUblniAuunj8BEE9g6LUZeLkRWncaH066qBtx wEBD9UmG1QB0lSSgBcdr8apIuIqJSU9iIfAXCnO2ZAquLlVVhCp8Gtptq0Dgvw== 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 4SmXqN4lCyz108M for ; Fri, 8 Dec 2023 01:00:00 +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 3B8100ql094806 for ; Fri, 8 Dec 2023 01:00:00 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 3B81000b094800 for fs@FreeBSD.org; Fri, 8 Dec 2023 01:00:00 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: fs@FreeBSD.org Subject: [Bug 275594] High CPU usage by arc_prune; analysis and fix Date: Fri, 08 Dec 2023 01:00:00 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 14.0-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: seigo.tanimura@gmail.com X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: fs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: 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: Filesystems List-Archive: https://lists.freebsd.org/archives/freebsd-fs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-fs@freebsd.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D275594 --- Comment #4 from Seigo Tanimura --- (In reply to Mark Johnston from comment #3) A quick update: 7 hours passed; building emulators/mame, the final port. arc_prune keeps running at 50 - 100% CPU usage. --=20 You are receiving this mail because: You are the assignee for the bug.=