ARM as a primary architecture

Chris Tyler chris at
Thu Mar 22 02:34:48 UTC 2012

On Thu, 2012-03-22 at 02:38 +0100, Kevin Kofler wrote:
> And finally, for our build speed issue, the practical consideration will be 
> whether the parallelism will actually speed our builds up. Right now our 
> builds are either serial or have portions parallelized with "make -j", which 
> assumes a single multi-CPU computer (but the "multi-core" ARM setups 
> actually present themselves as a multi-computer cluster, which is not 
> supported by "make -j", not as a multi-CPU computer), so the parallelism 
> does little to the latency of an individual build (though of course it does 
> help the overall throughput).

Actually, there's both: ARM scales to multiple cores per CPU (dual-core
and quad-core are common, and very high core counts are on the horizon),
and vendors are preparing many-CPU boxes (e.g., HP Redstone, with 288
quad core (+1 management core) systems in 4U).


More information about the devel mailing list