From nobody Wed Jan 03 09:16:49 2024 X-Original-To: bugs@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 4T4kcd4Cmqz55Nsf for ; Wed, 3 Jan 2024 09:16:49 +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 4T4kcd2MBHz4JBy for ; Wed, 3 Jan 2024 09:16:49 +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=1704273409; 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=z7KslhuKKMfvoP1cXEtF3BLk2yKLp5v+syJTmHosiyg=; b=xqyhi44MDNp2qNLsXTQjzfngkV+cLomJ8BAlk4L7SO4tlc7gZXkRsPNgmigaypVweQH4Sa sdXHm/THFWpss7EOLmrTNPAOGnwur9S2kVEapv2J2T8EROGgsQh5j6Smv2kN0MwCUyJeK/ 291feywZh6RLPA5amBcrGMYcc2MrCSnwh/WfmdsmL/25XXWdHO4lOkesCRGpVAbeZukBF5 Yh7KvhcPmQqYXi4H88sOAfi8VNKcxVWUz+NU102sF6XOWRtl5NdhlctEx8Y513esOpW5JN oA2iXz/kAJA+Ke49y0RWS5o4Yff2smdKLfll8WCVohAiXE2PETWEhVs673vNGQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1704273409; a=rsa-sha256; cv=none; b=gJBY8IVuTUoqDWRjXKE46dRQEayUtRn0Ag3MCl17nwFTf1aQlCjDHE6x+hnzKr96nII9zd i9riX61OfFM9sSfM5mV0L9/UxLPeMoQh29xNHmugnTaRHUEonHrSAqMUeWnwgyHBpd4NDa gRbIZFBv1E5EnnRDYhReMlnYrkFqgxDRvz9crxUmgn9s1IVD0i7nJtp8wUnmt3rsFvySXz 3Nxs58t8EmnJym8pFopeI6KXoev6aCmXAoLoB/MwB2ZA+dWcis9JKO6qarXgmoZYefhg7d EDK5ARNqurWd0XYaWZQpFh+15j5TH+eias9wFQ7uRD17rKJI+qNU6UngsX8/Bw== 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 4T4kcd1QQHzfQH for ; Wed, 3 Jan 2024 09:16:49 +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 4039GnSo053258 for ; Wed, 3 Jan 2024 09:16:49 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 4039GnwO053257 for bugs@FreeBSD.org; Wed, 3 Jan 2024 09:16:49 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: bugs@FreeBSD.org Subject: [Bug 275632] process being killed which has a big file mmap'ed and performs writes to it Date: Wed, 03 Jan 2024 09:16:49 +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-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: d8zNeCFG@aon.at X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@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: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D275632 --- Comment #7 from Martin Birgmeier --- Watching the vmstat output, it seems that there is no pageout activity for a long time even while the cawic process has already started rewriting substantial amounts of the mapped file. Maybe the OS is busy paging in, completely "forgetting" about also writing = back the changed pages. Or there is no "memory pressure" for pages rewritten of mapped files... -- Martin --=20 You are receiving this mail because: You are the assignee for the bug.=