From af419f1d9a0b82c75f18c94c871b6e2fe1c329e7 Mon Sep 17 00:00:00 2001 From: Yaroslav Brustinov Date: Wed, 24 Aug 2016 20:09:43 +0300 Subject: regression: fix case of division by zero in cpu benchmark calculation --- scripts/automation/regression/stateful_tests/trex_general_test.py | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'scripts/automation/regression/stateful_tests') diff --git a/scripts/automation/regression/stateful_tests/trex_general_test.py b/scripts/automation/regression/stateful_tests/trex_general_test.py index 8ff4fdaf..968eea1c 100755 --- a/scripts/automation/regression/stateful_tests/trex_general_test.py +++ b/scripts/automation/regression/stateful_tests/trex_general_test.py @@ -145,7 +145,11 @@ class CTRexGeneral_Test(unittest.TestCase): expected_norm_cpu = self.get_benchmark_param('bw_per_core') cores = self.get_benchmark_param('cores') ports_count = trex_res.get_ports_count() - test_norm_cpu = trex_tx_bps / (cpu_util * ports_count * cores * 2.5e6) + if not (cpu_util and ports_count and cores): + print("Can't calculate CPU benchmark, need to divide by zero: cpu util: %s, ports: %s, cores: %s" % (cpu_util, ports_count, cores)) + test_norm_cpu = -1 + else: + test_norm_cpu = trex_tx_bps / (cpu_util * ports_count * cores * 2.5e6) if '1G' in self.modes: minimal_cpu /= 10.0 @@ -157,6 +161,8 @@ class CTRexGeneral_Test(unittest.TestCase): # self.fail("CPU is too low (%s%%), can't verify performance in such low CPU%%." % cpu_util ) print("TRex CPU utilization: %g%%, norm_cpu is : %g Gb/core" % (round(cpu_util, 2), round(test_norm_cpu, 2))) + if test_norm_cpu < 0: + return if not expected_norm_cpu: expected_norm_cpu = 1 -- cgit 1.2.3-korg