Performance Regression or Improvement: gbk_python_batch_load_test_2gb_of_10B_records:runtime

[github-actions]

Performance change found in the
test: gbk_python_batch_load_test_2gb_of_10B_records for the metric: runtime.

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Triage performance alert issues section of the README.

Test description: GroupByKey Python Load test - 2GB of 10B records python | GBK | Small records (10B) Test Dashboard - http://metrics.beam.apache.org/d/UYZ-oJ3Zk/gbk-load-tests?orgId=1&var-processingType=batch&var-sdk=python&from=now-90d&to=now&viewPanel=2 Test link - https://github.com/apache/beam/blob/5e38decf9e723a385057131b01bbd33d8c60bda3/.test-infra/jenkins/job_LoadTests_GBK_Python.groovy#L36C25-L36C72

timestamp: Tue Oct  3 13:45:04 2023, metric_value: 811.00
timestamp: Tue Oct  3 13:26:07 2023, metric_value: 3859.00 <---- Anomaly
timestamp: Mon Oct  2 13:45:01 2023, metric_value: 800.00
timestamp: Sun Oct  1 13:44:30 2023, metric_value: 794.00
timestamp: Sat Sep 30 13:44:29 2023, metric_value: 775.00
timestamp: Fri Sep 29 13:46:21 2023, metric_value: 787.00
timestamp: Thu Sep 28 13:45:33 2023, metric_value: 826.00
timestamp: Wed Sep 27 13:45:25 2023, metric_value: 787.00
timestamp: Tue Sep 26 13:50:40 2023, metric_value: 1061.00
timestamp: Mon Sep 25 13:46:01 2023, metric_value: 837.00
timestamp: Sun Sep 24 13:49:24 2023, metric_value: 1043.00
timestamp: Sat Sep 23 13:45:09 2023, metric_value: 770.00

[AnandInguva]

It seems like Flake. These kind of false positives are avoided in the PR: #28780