From owner-freebsd-current@FreeBSD.ORG Thu Feb 5 01:13:50 2015 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 39ACAEA0 for ; Thu, 5 Feb 2015 01:13:50 +0000 (UTC) Received: from mx1.scaleengine.net (beauharnois2.bhs1.scaleengine.net [142.4.218.15]) by mx1.freebsd.org (Postfix) with ESMTP id EB49A877 for ; Thu, 5 Feb 2015 01:13:49 +0000 (UTC) Received: from [192.168.1.2] (Seawolf.HML3.ScaleEngine.net [209.51.186.28]) (Authenticated sender: allanjude.freebsd@scaleengine.com) by mx1.scaleengine.net (Postfix) with ESMTPSA id 5497393F5C for ; Thu, 5 Feb 2015 01:13:48 +0000 (UTC) Message-ID: <54D2C3DA.4060205@freebsd.org> Date: Wed, 04 Feb 2015 20:14:02 -0500 From: Allan Jude User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 MIME-Version: 1.0 To: freebsd-current@freebsd.org Subject: Re: Weird behavior writing to SSD on 2013 MacBook References: In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="35nTCpU7rNIWHDPAS2hDBLTF4CvlTMTHt" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Feb 2015 01:13:50 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --35nTCpU7rNIWHDPAS2hDBLTF4CvlTMTHt Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 2015-02-04 19:29, Lundberg, Johannes wrote: > Hi >=20 > I'm thought I was gonna do some test runs with HEAD on a 2013 Macbook A= ir > and noticed some weird behavior regarding disk I/O. >=20 > This happens both when doing portsnap extract and clone from git reposi= tory. >=20 > For example portsnap extract, the extraction process (the output of it)= > suddenly stops, for seconds or maybe even minutes, quite many times dur= ing > the whole extraction process. > iostat reports ~200 MB/s on ada0 the whole time during freeze. >=20 >=20 > pciconf: >=20 > ahci0@pci0:4:0:0: class=3D0x010601 card=3D0x91831b4b chip=3D0x91831b= 4b > rev=3D0x14 hdr=3D0x00 > vendor =3D 'Marvell Technology Group Ltd.' > class =3D mass storage > subclass =3D SATA >=20 >=20 > dmesg (relevant lines?): >=20 > ahci0: port > 0x1028-0x102f,0x1034-0x1037,0x1020-0x1027,0x1030-0x1033,0x1000-0x101f m= em > 0xb0700000-0xb07001ff at device 0.0 on pci4 > ahci0: AHCI v1.00 with 1 6Gbps ports, Port Multiplier not supported > ahcich0: at channel 0 on ahci0 >=20 > ada0 at ahcich0 bus 0 scbus0 target 0 lun 0 > ada0: ATA-8 SATA 3.x device > ada0: Serial Number 1325A5401681 \^T\^T\^T\^T\^T\^T\^T > ada0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 512bytes) > ada0: Command Queueing enabled > ada0: 115712MB (236978176 512 byte sectors: 16H 63S/T 16383C) > ada0: Previously was known as ad4 >=20 > GEOM: ada0: enabling Boot Camp > GEOM: diskid/DISK-1325A5401681%20%14%14%14%14%14%14%14: enabling Boot C= amp >=20 >=20 > gpart: >=20 > =3D> 34 236978109 ada0 GPT (113G) > 34 6 - free - (3.0K) > 40 409600 1 efi (200M) > 409640 174519128 2 apple-hfs (83G) > 174928768 1269536 3 apple-boot (620M) > 176198304 1376 - free - (688K) > 176199680 29782016 4 linux-data (14G) > 205981696 2097152 5 linux-swap (1.0G) > 208078848 1600 6 efi (800K) > 208080448 27261368 7 freebsd-ufs (13G) > 235341816 1445888 8 freebsd-swap (706M) > 236787704 190439 - free - (93M) >=20 >=20 > One other weird thing is that FreeBSD does not show up in the refind bo= ot > menu by default, only OSX and Linux. I have to press ESC once to reload= for > FreeBSD boot option to show up.. Any clues? Is my partition configurati= on > wrong in some way? >=20 > Thanks! > -- > Johannes Lundberg > BRILLIANTSERVICE CO., LTD. >=20 For the disk io bit, try running 'gstat' instead of iostat, and see what it says. --=20 Allan Jude --35nTCpU7rNIWHDPAS2hDBLTF4CvlTMTHt Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (MingW32) iQIcBAEBAgAGBQJU0sPdAAoJEJrBFpNRJZKfzRsQALf9AtRhrV1+5E1VNVAFWzew 6JDXNSPXxkHeJcMvpluBYyQXBUiRUNj61PVe1JAEPbUAZVVsaQmQ9k2YOUJJ9h+4 n1marzP5yMXEJTFy8Nzod1s3gosW7FIR0dloNCWgaSI1WI9dp3XRjufB348tdVg+ Gyw8K2K1fHOu8iCPoJYqbmwfE4XZ4fN0s6fYE3y7SZxN2UrutS2xYp2QfPF+mhQm mLbygptl/k5yYlWQb0qbGivNwfeixd57twmWB5NlxgJIEJBFydUogSK/9DODkfNk c27rPXI5sOELU+UPm4Aj0r2R1/t7pE4ITzMrw2iNhBBik3C+T8dlghJLWSGBDGgb /aovVuM4yhrlTOf/WkFDHrJJuBSDsmHLZwoTYqJMIKLVyRaGsZHfpkiqP9PSLt2f dv+qz0tuaMToXoXIkOkRIvFGfZNppsBxxiOYOx4YDthhuXzmnguRzOQ+FhmFyE0H BWqD2ueyWoWYKWPgmtmQUxwZmuiYAG45mYg0Ytr9Lm+jpLcl5oJyLBG5J2BxieDo l7KYRYNJNjWC83c7J2QkRRYJHaZi8QKvynU2j4a1UD0+M76JS7y5p5YEnr6zw/b3 v0xcFaI9v78TfF24l+pLds/6tL8jztMZNjYR4qgmPiONmum82c0lms5Pq0wRouwM ADHy1DJy/u9Lq2lFWTt7 =qpJL -----END PGP SIGNATURE----- --35nTCpU7rNIWHDPAS2hDBLTF4CvlTMTHt--