"Robert P. J. Day" <rpjday-L09J2beyid0N/[email protected]>
writes:

> Have default, commented values for parallelism reflect quad-core
> hosts.

fwiw, I use

PARALLEL_MAKE = "\
  -j ${@int(os.sysconf(os.sysconf_names['SC_NPROCESSORS_ONLN'])) * 2} \
  -l ${@int(os.sysconf(os.sysconf_names['SC_NPROCESSORS_ONLN'])) * 150/100} \
"

BB_NUMBER_THREADS ?= "\
  ${@int(os.sysconf(os.sysconf_names['SC_NPROCESSORS_ONLN'])) * 150/100}"


which adjusts parallelism automatically.



Enrico

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