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Date: Fri, 19 Jan 2018 18:18:29 -0800 (PST)
From: Don Lewis <truckman@FreeBSD.org>
Subject: Re: Ryzen issues on FreeBSD ?
To: Mike Tancsa <mike@sentex.net>
cc: Peter Moody <freebsd@hda3.com>, Nimrod Levy <nimrodl@gmail.com>,
 freebsd-stable@freebsd.org, Pete French <petefrench@ingresso.co.uk>
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On 19 Jan, Mike Tancsa wrote:
> 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 ?

Unknown.  The last one of those I had was a Pentium III ...