Inserted documentation and float type conversion to json object. Retry added to cli start function
diff --git a/TestON/tests/TopoPerfNext/TopoPerfNext.py b/TestON/tests/TopoPerfNext/TopoPerfNext.py
index 04d3f4c..5daa48e 100644
--- a/TestON/tests/TopoPerfNext/TopoPerfNext.py
+++ b/TestON/tests/TopoPerfNext/TopoPerfNext.py
@@ -79,12 +79,6 @@
cli2 = main.ONOS2cli.start_onos_cli(ONOS2_ip)
cli3 = main.ONOS3cli.start_onos_cli(ONOS3_ip)
- if not (cli1 and cli2 and cli3):
- main.log.info("Attempting to start cli again")
- cli1 = main.ONOS1cli.start_onos_cli(ONOS1_ip)
- cli2 = main.ONOS2cli.start_onos_cli(ONOS2_ip)
- cli3 = main.ONOS3cli.start_onos_cli(ONOS3_ip)
-
main.step("Enable metrics feature")
main.ONOS1cli.feature_install("onos-app-metrics-topology")
main.ONOS2cli.feature_install("onos-app-metrics-topology")
@@ -102,6 +96,19 @@
def CASE2(self, main):
'''
Assign s1 to ONOS1 and measure latency
+
+ There are 4 levels of latency measurements to this test:
+ 1) End-to-end measurement: Complete end-to-end measurement
+ from TCP (SYN/ACK) handshake to Graph change
+ 2) OFP-to-graph measurement: 'ONOS processing' snippet of
+ measurement from OFP Vendor message to Graph change
+ 3) OFP-to-device measurement: 'ONOS processing without
+ graph change' snippet of measurement from OFP vendor
+ message to Device change timestamp
+ 4) T0-to-device measurement: Measurement that includes
+ the switch handshake to devices timestamp without
+ the graph view change. (TCP handshake -> Device
+ change)
'''
import time
import subprocess
@@ -190,7 +197,7 @@
main.log.info("Object read in from TCP capture: "+
str(temp_text))
if len(temp_text) > 1:
- t0_tcp = int(float(temp_text[1])*1000)
+ t0_tcp = float(temp_text[1])*1000.0
else:
main.log.error("Tshark output file for TCP"+
" returned unexpected results")
@@ -219,7 +226,7 @@
str(line_ofp))
if len(line_ofp) > 1:
- t0_ofp = int(float(obj[1])*1000)
+ t0_ofp = float(obj[1])*1000.0
else:
main.log.error("Tshark output file for OFP"+
" returned unexpected results")
@@ -321,11 +328,8 @@
float(delta_ofp_device_2)+\
float(delta_ofp_device_3)) / 3.0
- if avg_delta_ofp_device > 0.0 and avg_delta_ofp_device < 10000:
- latency_ofp_to_device_list.append(avg_delta_ofp_device)
- else:
- main.log.info("Results ignored due to excess in "+\
- "threshold")
+ #NOTE: ofp - delta measurements are occasionally negative.
+ # consider changing or purging the measurement
#TODO:
#Fetch logs upon threshold excess