Date: Sat, 16 Nov 2013 09:52:57 -0500 From: Allan Jude <freebsd@allanjude.com> To: freebsd-current@freebsd.org Subject: Re: Slow boot with 256GB of RAM? Message-ID: <528786C9.9070409@allanjude.com> In-Reply-To: <5287071B.3020209@petermann-it.de> References: <5286F670.2050305@jrv.org> <5287071B.3020209@petermann-it.de>
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[-- Attachment #1 --] On 2013-11-16 00:48, Matthias Petermann wrote: > Hello James, > > Am 16.11.2013 05:37, schrieb James R. Van Artsdalen: > > Asus Z9PA-U8 motherboard, 256GB of RAM, 2.4 GHz Xeon E5-2695 v2, > > FreeBSD 11.0-CURRENT r258092 > > > There is a two minute pause when booting, after the loader's SMAP > > display and the initial kernel output, > > > Does anyone know what's going on here? Even that much RAM > > shouldn't take that much time to clear. > > in an earlier discussion at FreeBSD Forums[1] it looks like this is > related to some early stage memory test which is performed. > > It can be disabled by adding > > hw.memtest.tests="0" > > to /boot/loader.conf. For my 32GB machine this helped. > > > Best regards, > Matthias > > > [1] http://forums.freebsd.org/showthread.php?t=12705 > I see this was in the release notes for 9.0 and 8.3, but other than that, I don't see how anyone was supposed to find out about this Maybe it would make sense to print 'Starting memory test, set hw.memtest.test=0 to disable' before that starts, so anyone stuck waiting will have a hint about what to do. -- Allan Jude [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.16 (MingW32) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJSh4bNAAoJEJrBFpNRJZKfBLoP/AmlredbuFjy4gRmGQrDngHW aekMqZzAkjSFEbfxWEMcX29+PQJao/osIYX24db3G8VCcK8NES/FMAVfiZCRLi3j mDcnUpAbSxZ3HeDgZADT7K+swDFxTjVwXvLTcwVsiuBs6h+A6ur8QPxFy0K9NLaV TOSsmbG5WGPKdBho5lTg4Vfx5M3OZV/XzEI7mxtS/gc4bCIW+53lMdqh32U/ZJXo VJYyAweQjVNb6+jVNfqgSv3uHG1s1KacyIgcp6c6p5eP/fjPjmdbihhexpaLQYqP sGDoMxrnjqZvVFBYbVI9LLsZ515UqxZ1o6CQyKS2LimxrB6duMLaakYFvFeelcBR +7taAFnVE160WKXU2eU8hp3GXBG4696huXoeEZhuNgjpkd7CmD4dRXwnWkna90kN UqiIoM57rN6enX6AywWrHRDChwHTyHW4uNSfZE2ieuCxvHG6Rfk8XuuXF2kQZAew +qK4HdzOappHhcQ7lSzxhRZVB4RtcxKK6+Ye58jixaixuQThtJ7f4lnMIbWOt/ia L2OZy/Y45weFSE+NNiLezayX8LY1iOf5+U7IaI6wi4qyGgKPhK43BvxAhG5ayrNk Ohpl4jiA6aCyiyHD67JJFA6oojOAglqW72hpqK1ocUaRghWPhMe8YUuRRkPAGX2w CZeexHkb1FaEXbR/fbkQ =Thz7 -----END PGP SIGNATURE-----help
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