pt-table-checksum3.0.8 execution time is 50% longer than pt-tc3.0.4

Description

When running pt-table-checksum against Mysql 5.6.39-83.1, with 1 slave, execution time of version 3.0.8 is 50% longer than 3.0.4.

Environment

Setup: follow generated_environment.txt
Results: shown on pt-tc_execution_and_results.txt

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Created April 6, 2018 at 11:17 PM
Updated March 4, 2024 at 4:34 PM
Resolved April 12, 2018 at 2:00 PM