From owner-freebsd-questions@freebsd.org  Tue May 17 18:52:53 2016
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Date: Tue, 17 May 2016 12:52:40 -0600 (MDT)
From: Warren Block <wblock@wonkity.com>
To: Admin <admin@allunix.ru>
cc: Bill <williamlaird@bigpond.com>, freebsd-questions@freebsd.org
Subject: Re: lost
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On Tue, 17 May 2016, Admin wrote:

> Simple question: is this machine allright? If basically everything dumps 
> cores that usually means hardware (mostly RAM) failure.

That, or power supply problems.  Running memtest86 at least overnight 
would be a good start at testing.

Beyond that, please identify the exact hardware in use: manufacturer and 
model number.  Some systems have known problems.