Yes, the slow query is the a join operation of table topic and topic_user_ids. When user has created a lot of topics before, the operation of show latest page will be slow. I will try to tune it by using better PostgresSQL and work_mem and shared_buffers. Thanks @mpalmer nd @Falco
SimonWu
(Simon Wu)
6
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|---|---|---|---|---|
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| PostgreSQL runaway IO | 35 | 3711 | 3. März 2021 | |
| Slow performance due to per query latency connecting to database? | 8 | 987 | 11. September 2018 | |
| Slow SQL query causes homepage to load in 2-4 sec | 15 | 1836 | 7. Februar 2018 |