Run make_wheel_record parallel in background #1439
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By running
make_wheel_record
parallel in background, this saves ~8 minutes on my 12-core intel machine with a full cuda wheel build. It basically makes the loop "instant".https://unix.stackexchange.com/questions/42544/does-redirecting-output-to-a-file-apply-a-lock-on-the-file/42564#42564
This answer suggested that each line will still be a line while written in parallel to the record file.
https://unix.stackexchange.com/questions/103920/parallelize-a-bash-for-loop/436713#436713
If overloading CPU is a concern, we may try this native
wait -n
bash trick to limit the concurrency.