Enable TRACE log level for jjb/pipeline/voltha-scale-test.groovy component

Change-Id: I7623d3860982974e5585db4967ceab308f241f8d
diff --git a/jjb/pipeline/voltha-scale-test.groovy b/jjb/pipeline/voltha-scale-test.groovy
index 56a026e..514d995 100644
--- a/jjb/pipeline/voltha-scale-test.groovy
+++ b/jjb/pipeline/voltha-scale-test.groovy
@@ -336,6 +336,8 @@
             kubectl exec \$INSTANCE -- bash /root/onos/${karafHome}/bin/client log:set ${logLevel} org.opencord
 
             kubectl exec \$INSTANCE -- bash /root/onos/${karafHome}/bin/client log:set DEBUG org.opencord.olt
+
+            kubectl exec \$INSTANCE -- bash /root/onos/${karafHome}/bin/client log:set TRACE org.onosproject.net.meter.impl
           done