From owner-freebsd-arm@freebsd.org Thu Sep 6 07:08:16 2018 Return-Path: Delivered-To: freebsd-arm@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id F35B8FF130E for ; Thu, 6 Sep 2018 07:08:15 +0000 (UTC) (envelope-from marklmi@yahoo.com) Received: from sonic311-21.consmr.mail.ne1.yahoo.com (sonic311-21.consmr.mail.ne1.yahoo.com [66.163.188.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 8DDE789F9A for ; Thu, 6 Sep 2018 07:08:15 +0000 (UTC) (envelope-from marklmi@yahoo.com) X-YMail-OSG: cWfHNJUVM1lW7_uExuNQ2xedxnEBxLRYRUa._fjD04LKLNtNItYq5D0edPaucyS XJVWUTE8vGJTb5ehubQ_A5fzfD1y96xiMu_mMdw27fHzScsldJw4oaihbjDm76uysE3oJg8CzGMp bMK.1FonCLCcPytRZgp8zv96OtZXvUrr8Nv_xRcJj.kTi3Lbv7lU7JgbRw7MnJs93DBptDi.l5Hx 4w.JW0EVYn3EjjuZwNKIEsOUgAaKJ7Dc1lOwJbHdJHDzLweJR2QKupiiZxcMOoTFqZyI9KtHr2XN RI3k2CvKq.n8yl.CFpb7oCUmf_Q3SpkVvn7kfHgqZPGEcxEIIFKc7_j.xXUo4XBfzZ7OwxPwaOf3 hfR9fZCe4.74WC5jQf5VlQ8zek8aMvPM0DoSgVFbqWgpzhWXHxHhw0zuxTrOjr_BqOfeBrXxR7mE BKVFtgpNdp6IsrkQfTYRU7Jb5K..P1ZqDzNCNfbAsVr76bqSS2_nTSJ.WnIBA_4nFgFikyp_jS_t rtnx0kmYNG9FJ2H_RONdc1J.0_Mb9DJ2oMURJt2_U5hal3SeKqH5v5xCASbYDXg1qrehKYSk6m4Y rIa1SGd8d.n3xKtrkzNtIrtxdgoEpsloRZGXZFUBd.UT3OdpHLubYQRDOOc0gEaEoDBnLyAlztSz hzmXX_wf__B5ypTtT4y7uo1iJGNPc_cmu.NUeK4xbYT9EMiZWA9025KQ9fg6wtPlh6JZP7VFkhIf 9RSXE4jWnM4cQXgZiEHmzavRpghYNXU59Oa7NPOtvg3y_O1vw1J_eREUlJy5SqhcGqmB1F1clLP6 yF.2jpANwTSbWM1Pufg7wpA3SCgfOzjolx95F42IhMg.tJ_aJDjg9RDILaDUzOm3qFamziBHRKrF enH4.U0FvlM4rYzrsCujz4MNheswSPLLwYJ.765CvwdaJOqEbwL9QauB451DKd_T_LhmPMS.ZO8a 1MEYhqk3_sBd1WCnMVn89NwDIdgYk_w9.8UQtKIdc8MJ_4KPk_KCKHlW4eOby6eqqYVhCkfZFP9i Bbd0q1OSBvWjC Received: from sonic.gate.mail.ne1.yahoo.com by sonic311.consmr.mail.ne1.yahoo.com with HTTP; Thu, 6 Sep 2018 07:08:14 +0000 Received: from ip70-189-131-151.lv.lv.cox.net (EHLO [192.168.0.105]) ([70.189.131.151]) by smtp419.mail.ne1.yahoo.com (Oath Hermes SMTP Server) with ESMTPA ID 72ca2d19f362c25c7413e072fe5c6f1a; Thu, 06 Sep 2018 07:08:10 +0000 (UTC) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 11.5 \(3445.9.1\)) Subject: Re: RPI3 swap experiments (r338342 with vm.pageout_oom_seq="1024" and 6 GB swap) From: Mark Millard In-Reply-To: <20180906051520.GB3482@www.zefox.net> Date: Thu, 6 Sep 2018 00:08:09 -0700 Cc: freebsd-arm@freebsd.org Content-Transfer-Encoding: quoted-printable Message-Id: <059D2FED-6E7C-4FEF-8807-8D4A0D0B3E26@yahoo.com> References: <20180813185350.GA47132@www.zefox.net> <20180814014226.GA50013@www.zefox.net> <20180815013612.GB51051@www.zefox.net> <20180815225504.GB59074@www.zefox.net> <20180901230233.GA42895@www.zefox.net> <20180906003829.GC818@www.zefox.net> <20180906051520.GB3482@www.zefox.net> To: bob prohaska X-Mailer: Apple Mail (2.3445.9.1) X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 06 Sep 2018 07:08:16 -0000 On 2018-Sep-5, at 10:15 PM, bob prohaska wrote: >> . . . > There were two buildworld tests run with 6 GB of swap, the first = without > TRIM being turned on and the second with TRIM turned on. The second = run > too an hour longer, with TRIM being on the only difference.=20 buildworld did not take an hour longer for one vs. the other based on the timestamps in the log files: trim off: >>> World build started on Sun Sep 2 20:28:12 PDT 2018 . . . >>> World build completed on Mon Sep 3 21:35:47 PDT 2018 So somewhat over 25 hours 7 minutes. trim on: >>> World build started on Tue Sep 4 00:02:36 PDT 2018 . . . >>> World build completed on Wed Sep 5 01:12:47 PDT 2018 So somewhat over 25 hours 10 minutes. I get an under 5 minute difference from those timestamps. >> . . . > Near as I can tell there are no non-zero values for d/s, which if it's = tied > to TRIM is reasonable for all but microSD, which did have TRIM = enabled. Since > microSD wasn't particularly busy, apart from swap, that too is = unsurprising. = http://www.zefox.net/~fbsd/rpi3/swaptests/r338342/3gbsd_3gbusb/trim_on/wri= tedelay.sort shows ms/d and its matching kBps with the below non-zero figures: . . . 0 0 0 0 0.0 0 6 16.2 0 10 = 0.1 0.3 mmcsd0 0 0 0 0 0.0 0 6 16.3 0 10 = 0.2 0.3 mmcsd0s2 . . . 0 0 0 0 0.0 0 3 99.2 0 4 = 40.7 1.3 mmcsd0s2a 0 0 0 0 0.0 0 3 99.3 0 4 = 40.8 1.3 ufs/rootfs . . . 0 0 0 0 0.0 0 10 147.6 0 6 = 12.0 4.5 mmcsd0s2a . . . 0 2 1 8 1.8 0 7 211.0 0 10 = 114.5 5.8 mmcsd0 0 2 1 8 1.8 0 7 211.1 0 10 = 114.5 5.8 mmcsd0s2 0 1 0 0 0.0 0 7 211.2 0 10 = 114.6 5.6 ufs/rootfs . . . Those are all I found. I may have missed some. =3D=3D=3D Mark Millard marklmi at yahoo.com ( dsl-only.net went away in early 2018-Mar)