Performance Regression or Improvement: cogbk_python_batch_load_test_2GB_of_100B_records_with_a_single_key:runtime

[github-actions]

Performance change found in the
test: cogbk_python_batch_load_test_2GB_of_100B_records_with_a_single_key for the metric: runtime.

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Test description: CoGroupByKey Python Load test - 2GB of 100B records with a single key
python | coGBK | 100B records with a single key
Test Link - https://github.com/apache/beam/blob/5e38decf9e723a385057131b01bbd33d8c60bda3/.test-infra/jenkins/job_LoadTests_coGBK_Python.groovy#L32C25-L32C76
Test Dashboard - http://metrics.beam.apache.org/d/fK0U4JqWz/cogbk-load-tests?orgId=1&var-processingType=batch&var-sdk=python&viewPanel=2

timestamp: Tue Dec  3 15:37:58 2024, metric_value: 290.00
timestamp: Mon Dec  2 15:37:30 2024, metric_value: 305.00
timestamp: Sun Dec  1 15:36:54 2024, metric_value: 278.00
timestamp: Sat Nov 30 15:41:13 2024, metric_value: 298.00 <---- Anomaly
timestamp: Fri Nov 29 15:38:06 2024, metric_value: 252.00
timestamp: Thu Nov 28 15:37:28 2024, metric_value: 232.00
timestamp: Wed Nov 27 15:37:29 2024, metric_value: 252.00
timestamp: Tue Nov 26 15:39:34 2024, metric_value: 279.00
timestamp: Mon Nov 25 15:35:48 2024, metric_value: 256.00
timestamp: Sun Nov 24 15:35:34 2024, metric_value: 242.00
timestamp: Sat Nov 23 15:35:16 2024, metric_value: 265.00
timestamp: Fri Nov 22 15:37:34 2024, metric_value: 244.00
timestamp: Thu Nov 21 15:36:29 2024, metric_value: 256.00
timestamp: Wed Nov 20 15:36:48 2024, metric_value: 259.00