Re: How many CPU cores does FreeBSD support?

2017-01-06 Thread John Baldwin
On Wednesday, January 04, 2017 09:59:09 PM Konstantin Belousov wrote: > On Wed, Jan 04, 2017 at 06:53:23PM +, Eric Joyner wrote: > > Adding freebsd-current, because that's a good idea. > > > > I see these lines in the beginning of dmesg: > > > > MADT: Ignoring local APIC ID 256 (too high) > >

Re: How many CPU cores does FreeBSD support?

2017-01-05 Thread Konstantin Belousov
On Thu, Jan 05, 2017 at 01:23:55AM +, Eric Joyner wrote: > I started off with a snapshot of 12-CURRENT, but I got a kernel panic on > boot that complained about a duplicate local APIC ID. For now, disabling > Hyper Threading gets rid of that panic. I think there's a KASSERT that > wasn't gettin

Re: How many CPU cores does FreeBSD support?

2017-01-04 Thread Eric Joyner
I started off with a snapshot of 12-CURRENT, but I got a kernel panic on boot that complained about a duplicate local APIC ID. For now, disabling Hyper Threading gets rid of that panic. I think there's a KASSERT that wasn't getting hit on my 11.0-RELEASE install. On Wed, Jan 4, 2017 at 2:00 PM Eri

Re: How many CPU cores does FreeBSD support?

2017-01-04 Thread Eric Joyner
Ok; I will try that and will report back. - Eric On Wed, Jan 4, 2017 at 11:59 AM Konstantin Belousov wrote: > On Wed, Jan 04, 2017 at 06:53:23PM +, Eric Joyner wrote: > > Adding freebsd-current, because that's a good idea. > > > > I see these lines in the beginning of dmesg: > > > > MADT: I

Re: How many CPU cores does FreeBSD support?

2017-01-04 Thread Konstantin Belousov
On Wed, Jan 04, 2017 at 06:53:23PM +, Eric Joyner wrote: > Adding freebsd-current, because that's a good idea. > > I see these lines in the beginning of dmesg: > > MADT: Ignoring local APIC ID 256 (too high) > > > [907/911] > MADT: Ignoring local APIC ID 260 (too high) > > > [

x2APIC support (Re: How many CPU cores does FreeBSD support?)

2017-01-04 Thread Ian FREISLICH
Hi I think your issue relates to x2APIC support and I don't think that full support for parsing x2APIC MADT entries and doing interrupts remapping has been committed yet from my very brief search of the source and commit messages. I've copied Andriy Gapon and Konstantin Belousov who particip

Re: How many CPU cores does FreeBSD support?

2017-01-04 Thread Steve O'Hara-Smith
On Wed, 04 Jan 2017 18:53:23 + Eric Joyner wrote: > MADT: Ignoring local APIC ID 303 (too high) Hmm you said this machine has 272 cores so clearly the IDs have gaps (I have no idea why there are gaps or where these IDs are allocated though). I expect you'll find that 223 of the cores

Re: How many CPU cores does FreeBSD support?

2017-01-04 Thread Eric Joyner
Adding freebsd-current, because that's a good idea. I see these lines in the beginning of dmesg: MADT: Ignoring local APIC ID 256 (too high) [907/911] MADT: Ignoring local APIC ID 260 (too high) [906/911] MADT: Ignoring local APIC ID 264 (too high) [905/911] MADT: Ignoring