Performance Regression or Improvement: cogbk_python_batch_load_test_reiterate_4times_10KB_values:runtime

[github-actions]

Performance change found in the
test: cogbk_python_batch_load_test_reiterate_4times_10KB_values for the metric: runtime.

For more information on how to triage the alerts, please look at
Triage performance alert issues section of the README.

Test description: CoGroupByKey Python Load test - reiterate 4 times 10kB values
python | coGBK | reiteration 10kB value
Test Link -

beam/.test-infra/jenkins/job_LoadTests_coGBK_Python.groovy

Line 96 in 5e38dec

test : 'apache_beam.testing.load_tests.co_group_by_key_test',

Test Dashboard - http://metrics.beam.apache.org/d/fK0U4JqWz/cogbk-load-tests?orgId=1&var-processingType=batch&var-sdk=python&viewPanel=4

timestamp: Wed May 13 17:04:29 2026, metric_value: 143.00
timestamp: Tue May 12 16:53:14 2026, metric_value: 143.00
timestamp: Mon May 11 17:07:55 2026, metric_value: 131.00 <---- Anomaly
timestamp: Sun May 10 16:26:05 2026, metric_value: 91.00
timestamp: Sat May  9 16:27:32 2026, metric_value: 94.00
timestamp: Fri May  8 16:36:49 2026, metric_value: 183.00
timestamp: Thu May  7 16:58:00 2026, metric_value: 107.00
timestamp: Wed May  6 16:50:53 2026, metric_value: 125.00
timestamp: Tue May  5 16:44:47 2026, metric_value: 85.00
timestamp: Mon May  4 16:33:07 2026, metric_value: 78.00
timestamp: Sun May  3 16:08:55 2026, metric_value: 82.00
timestamp: Sat May  2 16:12:39 2026, metric_value: 83.00
timestamp: Thu Apr 30 17:35:29 2026, metric_value: 109.00