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Add coverage and floating width.

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This commit is contained in:
waterson%netscape.com 2001-10-21 16:46:37 +00:00
parent a142f8e30a
commit eb8236af2b
1 changed files with 12 additions and 5 deletions
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17
tools/trace-malloc/histogram-pretty.sh
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@ -27,13 +27,14 @@
#
# Usage:
#
# histogram-pretty.sh [-c <count>] <file>
# histogram-pretty.sh [-c <count>] [-w <width>] <file>
#
# Pretty-print the histogram in file <file>, displaying at most
# <count> rows.
# How many rows are we gonna show?
COUNT=20
WIDTH=22
# Read arguments
while [ $# -gt 0 ]; do
@ -41,6 +42,9 @@ while [ $# -gt 0 ]; do
-c) COUNT=$2
shift 2
;;
-w) WIDTH=$2
shift 2
;;
*) break
;;
esac
@ -57,19 +61,22 @@ sort -nr +2 ${FILE} >> /tmp/$$.sorted
# Pretty-print, including percentages
cat <<EOF > /tmp/$$.awk
BEGIN {
print "Type Count Bytes %Total";
printf "%-${WIDTH}s Count Bytes %Total %Cov\n", "Type";
}
\$1 == "TOTAL" {
tbytes = \$3;
}
NR <= $COUNT {
printf "%-22s %6d %8d %6.2lf\n", \$1, \$2, \$3, 100.0 * \$3 / tbytes;
if (\$1 != "TOTAL") {
covered += \$3;
}
printf "%-${WIDTH}s %6d %8d %6.2lf %6.2lf\n", \$1, \$2, \$3, 100.0 * \$3 / tbytes, 100.0 * covered / tbytes;
}
NR > $COUNT {
oobjs += \$2; obytes += \$3;
oobjs += \$2; obytes += \$3; covered += \$3;
}
END {
printf "%-22s %6d %8d %6.2lf\n", "OTHER", oobjs, obytes, obytes * 100.0 / tbytes;
printf "%-${WIDTH}s %6d %8d %6.2lf %6.2lf\n", "OTHER", oobjs, obytes, obytes * 100.0 / tbytes, covered * 100.0 / tbytes;
}
EOF