On Wed, Jan 09, 2013 at 09:26:10AM -0500, Robert P. J. Day wrote: > On Wed, 9 Jan 2013, Elvis Dowson wrote: > > > Hi Robert, > > > On my i7 quad core machine, I've set both values to 6. Setting it to > > 6 appears to be nearly the same as setting it to 8, I dare say a > > marginally faster by a minute. I can build core image console in > > around 22 minutes. > > > > Elvis > > i recall someone (richard purdie?) once benchmarked to check the > benefits of increasing parallelism and while it's obvious you'll hit > the wall eventually, it would still be nice for the documentation to > be consistent.
You can use openembedded-core/scripts/contrib/bb-perf/bb-matrix.sh to find best value for your HW and bitbake target. Cheers, -- Martin 'JaMa' Jansa jabber: martin.ja...@gmail.com
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