FastedCoyote·6년 전·discussTwo tips, if you're using Bash:1. Use the external "true" command.2. Use {a..b} to expand sequences of numbers as "seq" adds extra overhead. $ time for i in {1..500}; do /bin/true; done real 0m0.983s user 0m0.650s sys 0m0.423s
1. Use the external "true" command.
2. Use {a..b} to expand sequences of numbers as "seq" adds extra overhead.