Rockbox mail archive
Subject: Re: Building Rockbox faster with make -j
Re: Building Rockbox faster with make -j
On Fri, Mar 6, 2009 at 4:03 PM, Boris Gjenero <boris.gjenero_at_gmail.com>wrote:
> David Hall wrote:
>> Boris Gjenero wrote:
>>> I have a 4-core Intel Q6600 CPU, and -j 4 cuts the
>>> build time in half, from about 10 minutes to about 5 minutes.
>> OT - but even that seems very slow. Are you using ccache?
> Yeah, I thought that was ridiculously slow. I assumed it was due to some
> operations being slow on Cygwin.
> I was not using ccache. After installing it, reconfiguring ("Found and
> uses ccache") and building once, I was able to build again from a clean
> state with -j 4 in 4:30.
Boris, if you are looking for a major speedup, try building on native linux,
i can do a build with make -j3 in about one minute on my 3 year old pentium
dual core (using ccache) and your cpu is _much_ faster.
Received on 2009-03-06
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