4 ms·
> bzip2 -9 -k all.tar 981.78s user 9.77s system 95% cpu 8M memory 17:16.64 total > bzip3 -e -b 256 -j 12 all.tar 2713.81s user 16.28s system 634% cpu 18301M
by t43562 2y ago
> bzip2 -9 -k all.tar 981.78s user 9.77s system 95% cpu 8M memory 17:16.64 total
> bzip3 -e -b 256 -j 12 all.tar 2713.81s user 16.28s system 634% cpu 18301M memory 7:10.10 total
The memory usage is one reason: 8M vs 18301M