innodb_flush_sync

Qunar Tech Salon

Sep 9, 2021 · Databases

InnoDB Startup Hang Analysis: Truncate, Flush Sync, and Debugging Strategies

An in-depth investigation of a MySQL InnoDB startup deadlock caused by truncate operations and the innodb_flush_sync parameter, detailing log observations, stack traces, source code examination, and three practical solutions including GDB intervention, parameter adjustment, and data directory cleanup.