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Date:      Thu, 8 Jan 2015 06:53:22 -0700 (MST)
From:      Warren Block <wblock@wonkity.com>
To:        Anton Shterenlikht <mexas@bris.ac.uk>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: buildworld in 45 min!
Message-ID:  <alpine.BSF.2.11.1501080651100.14801@wonkity.com>
In-Reply-To: <201501081101.t08B1V2a010623@mech-as221.men.bris.ac.uk>
References:  <201501081101.t08B1V2a010623@mech-as221.men.bris.ac.uk>

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On Thu, 8 Jan 2015, Anton Shterenlikht wrote:

> I got a Sun Fire X4100 for 60 pounds off ebay:
>
> FreeBSD 10.1-RELEASE #0 r274401: Tue Nov 11 21:02:49 UTC 2014
> CPU: Dual-Core AMD Opteron(tm) Processor 2220 (2792.64-MHz K8-class CPU)
> real memory  = 17179869184 (16384 MB)
> avail memory = 16595623936 (15826 MB)
> FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
> FreeBSD/SMP: 2 package(s) x 2 core(s)
>
> It does buildworld -j8 in under 45 min.
> That's really fast!
> I'm used to 4 hour ia64 builds.
> Time to move on perhaps...

Or add -DNO_CLEAN.  How much that can improve things depends on how long 
ago the system was last built, but usually saves half to two thirds of 
the build time for me.



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