Re: What are the key factors for yocto build speed?


Richard Purdie
 

On Thu, 2020-03-19 at 19:21 +0200, Adrian Bunk wrote:
On Thu, Mar 19, 2020 at 05:07:17PM +0100, Mike Looijmans wrote:
...
With both parallelization options
to "16", I might end up with 16 compile tasks running 16 compile
threads
each, i.e. 256 running processes.
...
This is a bug:
http://bugzilla.yoctoproject.org/show_bug.cgi?id=13306

I sometimes wonder whether something basic like "no more than one
compile task at a time" would be sufficient in practice to avoid
overloading all cores.
You can test with:

do_compile[number_threads] = "1"

Cheers,

Richard

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