https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95348
--- Comment #9 from qinzhao at gcc dot gnu.org --- (In reply to Martin Liška from comment #7) > 1) You should not generate profile data for each process to a different > folder, but rather merge it. not sure how to do this? can you provide more details on this approach? > 2) I would like to know how long does one process run and what portion is > spent in merging (and dumping) of a profile. will try to get this info.