Tiger Data, the creators of TimescaleDB, develops the open-source time-series database built on PostgreSQL. Your ingest workers are queuing. pg_stat_activity shows lock waits. The blocked query is not ...
目前网上绝大多数教程都停留在表面：只教你执行 VACUUM、VACUUM FULL，完全不讲底层 MVCC 机制、Vacuum 阻塞根源、不同操作的风险边界。很多团队盲目操作，轻则膨胀反复复发，重则线上锁表、业务瘫痪。
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