(In reply to Richard Biener from comment #3) > DWZ is limited by some params but indeed it is single-threaded. I'm not > sure how much of it could be done in parallel (I suspect nothing without a > significant rewrite). Do we really care so much about the build time? I > ask because > debuginfo extraction (esp. debugedit) is consuming a big amount of time as > well. That's currently being rewritten, so it should speed up soon. > Note in single-file mode the dwz invocations could be done in parallel > (likewise > the debug info extraction). That would be rpms (find-debuginfo.sh) job. But if I'm correct, most benefits are achieved when run on all binaries, right?