Date: Mon, 29 Sep 2014 17:42:47 -0600 From: Warner Losh <imp@bsdimp.com> To: Glen Barber <gjb@freebsd.org> Cc: Warner Losh <imp@FreeBSD.org>, Tim Daneliuk <tundra@tundraware.com>, FreeBSD Stable <freebsd-stable@freebsd.org> Subject: Re: Still Seeing Parallel Build Breakage In 10.1-BETA3 Message-ID: <197722BF-8687-4129-A965-6C68C1CEDCB8@bsdimp.com> In-Reply-To: <20140929135503.GM75063@hub.FreeBSD.org> References: <54295F65.3090600@tundraware.com> <20140929135503.GM75063@hub.FreeBSD.org>
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--Apple-Mail=_71A8E637-B4F9-4292-A55F-06B04418347C Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=windows-1252 I=92m putting together my MFC packet for this tomorrow.. I just today = finished setting up my new office after the move=85 Warner On Sep 29, 2014, at 7:55 AM, Glen Barber <gjb@freebsd.org> wrote: > [CC imp@] >=20 > On Mon, Sep 29, 2014 at 08:32:21AM -0500, Tim Daneliuk wrote: >> FYI - >>=20 >> Code Branch: >>=20 >> /usr/src>svn info >> Path: . >> Working Copy Root Path: /usr/src >> URL: svn://svn.freebsd.org/base/stable/10 >> Relative URL: ^/stable/10 >> Repository Root: svn://svn.freebsd.org/base >> Repository UUID: ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f >> Revision: 272279 >> Node Kind: directory >> Schedule: normal >> Last Changed Author: wblock >> Last Changed Rev: 272275 >> Last Changed Date: 2014-09-28 18:15:18 -0500 (Sun, 28 Sep 2014) >>=20 >>=20 >> Buildworld is fine with -j4, but buildkernel blows out: >>=20 >=20 > This is fixed in head in revision r268376, and planned to be merged to > stable/10 soon (so it will be included in 10.1-RELEASE). >=20 > A random, but interesting datapoint: the fts_read() failure seems to = be > correlated to the processing speed (CPU and RAM) versus the speed of = the > disks. >=20 > On one of the RE build machines, prior to r268376 in head/, I could > consistently reproduce this particular build failure when building = with > '-j' values of 24+. On one of the newer RE machines, both world and > kernel are build with '-j48', and I have yet to see this particular > build failure in the stable/10 branch. The main difference between = the > two machines is that the second machine mentioned is configured with > proper partition alignment and ashift=3D12 versus ashift=3D9. >=20 > Glen --Apple-Mail=_71A8E637-B4F9-4292-A55F-06B04418347C Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQIcBAEBCgAGBQJUKe54AAoJEGwc0Sh9sBEAVxAP/2dm2tbUTJdj0HyzjDa7YFTI RO7GRjoxUTz+KDrjgxQp/gJxEsNnNR0XGn/CBOmGpWZWPCncLEDNNEi6ivsloHYC gSU16iP2ep/3M/JR0SvOCN1+T97vIw3rJvWN5MhX6l0BbO6q/0oZpUV/2g1h2VC2 Xd2XslNseP4jo4/t78BXC2mjxTzSigRbbDIDcGDkRIY/rPjI2b+r9gDaNSTBDxE5 PxGhqY9yBRssJ4dGdkMFklhte0usu4KKzGEm0XrPTtCxsUkpRDMFsnMBnUoaNvdv LMV4Dvdb55vqpmElN2jOIGpzOfZ8uzgjYYkGCebAalpxKGABxBQZZGx8soClJbyV vGz7E0DZMoWjeqxOLfACLk9DXbZZf3RG/OeEmamHNhF2wIgc9ZsKkjQzHQSKYJ0K GndUFDUM+74/NmqQst5abu8ozL8rj2JnIj4fkNgEbB5C5PYAkm5mzJ8aHyUGDVqx T+75tj+hihLYVm14WrFQS6XOy/IN346tDmH2GZFEEx8Y4Ug7uAzDSB/SiuwhIoFr q4uGXqUIyvongC9g095JdpHciqbjsOFS8Z+aRLqibXAJXwpYrMH/gXxPWvUi7/Qq r2VzMADgh/twBRcZCw7OWbPgPaD9LPERswNAoSUmc/BJs8wkWFrNZpj9qL7pI4EL a/M11E7u9wEGjQeneAeG =zfqG -----END PGP SIGNATURE----- --Apple-Mail=_71A8E637-B4F9-4292-A55F-06B04418347C--
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