Running a SQL usually requires the database to allocate working memory to the process that executes a SQL. However, the uncontrolled size of the input data source or the intermediate data generated by calculation may trigger an Out of Memory (OOM) crash. Thus, the memory management mechanism of the computing layer is necessary.
In this talk, we will introduce how we prevented the database, taking TiDB as an example, from the OOM crash caused by excessive memory consumption during a calculation, such as disk spilling and adaptive adjustment.)
Song Gao is an engineer at PingCAP, responsible for the development of TiDB Scheduling. He is passionate about cloud-native and open-source technologies.
Ann is a seasoned leader & advocate for open source with over 15 years experience in open source. CEO of Percona, a world-class open source database software firm, she is driven by passion for people & belief in open source's power to create an inclusive tech industry. Her authenticity... Read More →
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