testcases/pm-support/misc/custom-metrics_test.py

   1 from prometheus_client import start_http_server, Histogram
   2 import random
   3 import time
   4
   5 function_exec = Histogram('function_exec_time',
   6                           'Time spent processing a function',
   7                           ['func_name'])
   8
   9 def func():
  10     if (random.random() < 0.02):
  11         time.sleep(2)
  12         return
  13 time.sleep(0.2)
  14 start_http_server(9100)
  15
  16 while True:
  17     start_time = time.time()
  18     func()
  19     function_exec.labels(func_name="func").observe(time.time() - start_time)