Added --keep-last=<numdays> option to to config file.
@@ -520,6 +520,11 @@ ignore-panel KEYPHRASES
#ignore-status 400
#ignore-status 502
+# Keep the last specified number of days in storage. This will recycle the
+# storage tables. e.g., keep & show only the last 7 days.
+#
+# keep-last 7
+
# Disable client IP validation. Useful if IP addresses have been
# obfuscated before being logged.
#
