diff options
| -rw-r--r-- | tests/sort-time/README | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/tests/sort-time/README b/tests/sort-time/README index fcb9d3dca..33d525c49 100644 --- a/tests/sort-time/README +++ b/tests/sort-time/README @@ -1,12 +1,27 @@ -determine whether it's worthwhile to add a --line-length=N option to sort. -Add the option and perform this test: - -Test method: -============== -for n in 80 200 400 800 3000; do - sort a file with $n-char lines using the default of N=30 - sort the same file with --line-length=$n - compare run times +# determine whether it's worthwhile to add a --line-length=N option to sort. +# Add the option and perform this test: +# +# Test method: +# ============== + +n_bytes=10000000 +time=/bin/time +for line_len in 80 200 400 800 3000; do + + echo "line length: $line_len" + write-file-of-size --bytes=$n_bytes --line-length=$line_len > in + + # sort a file with $n-char lines using the default of N=30 + $time sort in > x + + # sort the same file with --line-length=$n + SORT_INITIAL_LINE_LENGTH=`expr $line_len + 1` $time sort in > x + + echo + # compare run times done -do this on at least SunOS, Linux, Solaris +# do this on at least SunOS, Linux, Solaris + +# RESULTS: +# Solarix x86 dual PPro/200: none |