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Date: Mon, 27 Jul 2015 15:00:06 +0300
From: Slawa Olhovchenkov <slw@zxy.spb.ru>
To: Matthias Apitz <guru@unixarea.de>, freebsd-current@freebsd.org
Subject: Re: duration of buildworld
Message-ID: <20150727120006.GJ43740@zxy.spb.ru>
References: <20150727055804.GA2312@c720-r276659>
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On Mon, Jul 27, 2015 at 07:58:04AM +0200, Matthias Apitz wrote:

> 
> Hello,
> 
> Yesterday I grabbed r285885 from SVN and launched a 
> 
> # make -j2 buildworld
> 
> which is still running after 19 hours on a server of 2 CPU of the type
> Intel(R) Core(TM)2 Extreme CPU X9100  @ 3.06GHz and 4 GByte memory.
> 
> Last time in January with r276659 on the same host it took only some 8
> hours, IIRC.
> 
> Is there anything wrong of what could cause this change of the build
> time?

May be swap trashing on clang compilation?