For some packages, expanded specfile is so big, it causes srpm headers to
exceed 16 mb, which then can't be extracted by old rpms (pre 4.13) - they throw
an error, "headerRead failed: hdr data: BAD, no. of bytes(20966277) out of
range".
The code in question is in build/pack.c:
/* Include s
The fix which would definitely solve this problem is if rpmbuild would run
dependency generators on all CPUs. These days, 8-thread build machines is bare
minimum what people use. The hack we are working on basically implements this
approach.
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The startup costs are an issue when you need to start 8000 dependency
generators.
"Old" dependency generator starts one external script per package. Then, the
script can be written to be smart and start 8000 subtasks *in parallel*. It's
not possible with the "new" generator.
I cooked up an ugl
