Performance Regression or Improvement: gbk_python_batch_load_test_fanout_8_times_with_2GB_10byte_records_total:runtime

[github-actions]

Performance change found in the
test: gbk_python_batch_load_test_fanout_8_times_with_2GB_10byte_records_total for the metric: runtime.

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Triage performance alert issues section of the README.

Test description: GroupByKey Python Load test - fanout 8 times with 2GB 10-byte records total python | GBK | Fanout 8 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=6 Test link -

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

Line 129 in 5e38dec

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

timestamp: Tue Oct  3 14:36:27 2023, metric_value: 477.00 <---- Anomaly
timestamp: Tue Oct  3 14:18:16 2023, metric_value: 44.00
timestamp: Mon Oct  2 14:19:18 2023, metric_value: 55.00
timestamp: Sun Oct  1 14:17:48 2023, metric_value: 69.00
timestamp: Sat Sep 30 14:17:12 2023, metric_value: 42.00
timestamp: Fri Sep 29 14:19:31 2023, metric_value: 45.00
timestamp: Thu Sep 28 14:19:20 2023, metric_value: 47.00
timestamp: Wed Sep 27 14:21:47 2023, metric_value: 29.00
timestamp: Tue Sep 26 14:30:37 2023, metric_value: 78.00
timestamp: Mon Sep 25 14:23:49 2023, metric_value: 77.00
timestamp: Sun Sep 24 14:27:43 2023, metric_value: 42.00