harvest only 7days old logs by default
diff --git a/metadata/service/server/amqp/router.yml b/metadata/service/server/amqp/router.yml
index a0c9ac9..6e3cabe 100644
--- a/metadata/service/server/amqp/router.yml
+++ b/metadata/service/server/amqp/router.yml
@@ -25,7 +25,7 @@
           priority: '["^Index"]'
           differentiator: '[ "rsyslog-", "Service" ]'
           decoder: RsyslogDecoder
-          oldest_duration: 7d
+          oldest_duration: "168h"
       decoder:
         rsyslog:
           engine: rsyslog