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Date:      Fri, 19 Jan 2018 21:11:10 -0500
From:      Mike Tancsa <mike@sentex.net>
To:        Don Lewis <truckman@FreeBSD.org>
Cc:        Peter Moody <freebsd@hda3.com>, Nimrod Levy <nimrodl@gmail.com>, freebsd-stable@freebsd.org, Pete French <petefrench@ingresso.co.uk>
Subject:   Re: Ryzen issues on FreeBSD ?
Message-ID:  <37920df6-0b1b-b425-b5af-aa45e7f40398@sentex.net>
In-Reply-To: <tkrat.f2510fb3b794ca7a@FreeBSD.org>
References:  <8e842dec-ade7-37d1-6bd8-856ea1a827ca@sentex.net> <3b625072-dfb3-6b4f-494d-7fe1b2fa554c@ingresso.co.uk> <2c6ce4dd-f43c-7c40-abc2-732d6f8996ec@sentex.net> <tkrat.6d8f44d87e74fa14@FreeBSD.org> <795dbb79-3c18-d967-98b9-5d09a740dbfe@sentex.net> <CAMgUhpr%2B5HeBi1MRegs=XoKpdHW8-i%2Bec0k-DNaL_pcN6PCPKw@mail.gmail.com> <tkrat.5ec856810e0c7ced@FreeBSD.org> <CAMgUhpqZyCOjqVhMCAi-b_JaKYtyfqDf0pOcX0LwV2dcTuusyg@mail.gmail.com> <CAMgUhpqpYpoi1bD9h_SYvh83g_Csky%2BqMkTsOYZ1zcHYxtMeHg@mail.gmail.com> <dd29d77a-deb9-423e-f9b8-cb07387bbfd5@sentex.net> <CADbMJxm308Pv1OsSj58WVBnM4oYNy8SeQxn54XNt3w0_zaZVFg@mail.gmail.com> <b709107e-0d05-6e81-c960-bd92ddc40860@sentex.net> <CADbMJxm5j%2B3WO06jV1wQ5TYEA8rA4E0CBT4ZCNuwYHAk7Gt7cg@mail.gmail.com> <79e5c1c0-668c-2a91-73e0-6b2cdd0eac60@sentex.net> <tkrat.f2510fb3b794ca7a@FreeBSD.org>

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On 1/19/2018 5:45 PM, Don Lewis wrote:
>>
>> And it just hangs there. No segfaults, but it just hangs.
>>
>> A ctrl+t shows just shows
>>
>> load: 0.16  cmd: python2.7 65754 [usem] 589.51r 10.52u 1.63s 0% 122360k
>> make: Working in: /usr/ports/net/samba47
> 
> I sometimes seen build runaways when using poudriere to build my
> standard set of packages on my Ryzen machine.  I don't think this is a
> Ryzen-specific issue since I also see the same on older AMD FX-8320E
> machine, but much less frequently there.  It looks like a lost wakeup
> issue, but I haven't had a chance to dig into it yet.

Odd, does this happen on Intel machines too ?

	---Mike


-- 
-------------------
Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike@sentex.net
Providing Internet services since 1994 www.sentex.net
Cambridge, Ontario Canada   http://www.tancsa.com/



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