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bash benchamrking in nanoseconds
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| start=$(date +%s%N) | |
| # any command | |
| end=$(date +%s%N) | |
| elapsed_nanosec=$((end - start)) | |
| formatted_elapsed_nanosec=$(printf "%'d" "$elapsed_nanosec" | sed 's/,/_/g') | |
| echo "Elapsed time: $formatted_elapsed_nanosec nanoseconds" |
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