Date: Tue, 13 Dec 2016 02:37:14 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: "A. Wilcox" <AWilcox@Wilcox-Tech.com> Cc: freebsd-current@freebsd.org Subject: Re: Enabling NUMA in BIOS stop booting FreeBSD Message-ID: <20161212233714.GA90401@zxy.spb.ru> In-Reply-To: <584F22B1.9000903@Wilcox-Tech.com> References: <20161211204709.GK31311@zxy.spb.ru> <20161212145418.GF54029@kib.kiev.ua> <20161212162152.GC90287@zxy.spb.ru> <20161212165457.GI54029@kib.kiev.ua> <20161212171634.GD90287@zxy.spb.ru> <20161212172418.GK54029@kib.kiev.ua> <20161212174311.GE90287@zxy.spb.ru> <20161212183647.GL54029@kib.kiev.ua> <20161212192619.GF90287@zxy.spb.ru> <584F22B1.9000903@Wilcox-Tech.com>
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On Mon, Dec 12, 2016 at 04:20:33PM -0600, A. Wilcox wrote: > >>>> Try the debugging patch below, which unconditionally disables import of > >>>> previous buffer. To test, you would need to boot, then frob options in > >>>> BIOS, reboot, again frob etc. > >>> > >>> still need test patch? if yes, with BIOS options? > >> Yes, please test the patch. I explained the procedure above. > > > > sorry, i don't know 'frob'. > > what exactly options combination I need test and what about memory test? > > > > > The idea is that when rebooting, stale memory contents remain, but are > corrupted due to interleave. > > "Frob" basically means "mess with". So apply patch, test kernel, > reboot, change NUMA option, reboot again, see if it works, and so on. > Basically repeat your test with the NUMA=on interleave=on, NUMA=off > interleave=on, etc etc. NUMA=on interleave=off booted NUMA=on interleave=on hang I think different combination whatever?
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