Import BSDDB 4.7.25 (as of svn r89086)

db_printlog/logstat.awk

@@ -0,0 +1,36 @@
+# $Id: logstat.awk,v 12.0 2004/11/17 03:43:25 bostic Exp $
+#
+# Output accumulated log record count/size statistics.
+BEGIN {
+	l_file = 0;
+	l_offset = 0;
+}
+
+/^\[/{
+	gsub("[][:	 ]", " ", $1)
+	split($1, a)
+
+	if (a[1] == l_file) {
+		l[a[3]] += a[2] - l_offset
+		++n[a[3]]
+	} else
+		++s[a[3]]
+
+	l_file = a[1]
+	l_offset = a[2]
+}
+
+END {
+	# We can't figure out the size of the first record in each log file,
+	# use the average for other records we found as an estimate.
+	for (i in s)
+		if (s[i] != 0 && n[i] != 0) {
+			l[i] += s[i] * (l[i]/n[i])
+			n[i] += s[i]
+			delete s[i]
+		}
+	for (i in l)
+		printf "%s: %d (n: %d, avg: %.2f)\n", i, l[i], n[i], l[i]/n[i]
+	for (i in s)
+		printf "%s: unknown (n: %d, unknown)\n", i, s[i]
+}